Dhanlaxmi Steel Distributors

Product Description:
Jindal Polished 304 Stainless Steel Pipe is a premium-grade stainless steel pipe made from SS 304, renowned for its excellent corrosion resistance, durability, and aesthetic appeal. The polished surface finish gives it a smooth, reflective appearance, making it ideal for applications where both performance and visual appeal are important.

Manufactured by Jindal Stainless, a trusted name in stainless steel products, these pipes meet international quality standards and are suitable for industrial, architectural, and decorative applications. SS 304 contains 18% chromium and 8% nickel, providing excellent resistance against rust, oxidation, and chemical exposure.

Product Description:
SS Oval Pipes are high-quality stainless steel pipes with an oval cross-section, offering a unique combination of strength, aesthetic appeal, and corrosion resistance. Made from stainless steel grades such as SS 304, SS 316, or SS 310, these pipes are ideal for applications where decorative appearance and structural performance are important.

Oval pipes are widely used in architectural, furniture, railing, automotive, and industrial projects due to their sleek design and excellent durability. The polished or brushed finish enhances visual appeal, making them suitable for both indoor and outdoor installations.

• ✅ Material Grades: SS 304, SS 316, SS 310 (as per requirement)

• ✅ Oval Cross-Section: Smooth, elongated shape for aesthetic and structural use

• ✅ Corrosion Resistant: Ideal for marine, humid, and chemical environments

• ✅ Durable & Strong: High tensile strength and long-lasting performance

• ✅ Surface Finish: Polished, brushed, or mirror finish

• ✅ Fabrication Friendly: Can be cut, bent, welded, or machined

• ✅ Applications: Architectural, industrial, furniture, railing, and automotive

Product Description:
Stainless Steel Pipes are high-quality pipes manufactured from corrosion-resistant stainless steel grades such as SS 304, SS 304L, SS 316, SS 316L, SS 310, and others. These pipes are designed for industrial, chemical, architectural, and plumbing applications, offering excellent durability, aesthetic appeal, and resistance to rust, oxidation, and harsh chemicals.

Stainless steel pipes are widely used across oil & gas, petrochemical, power, construction, food, and pharmaceutical industries, ensuring reliable performance in both high-temperature and high-pressure environments.

• 304/304L: Austenitic grades with good corrosion resistance and workability for general-purpose applications.
• 316/316L: Austenitic grades with higher molybdenum content, offering superior corrosion resistance, particularly against chlorides, making them ideal for marine and chemical environments.
• Duplex (2205): A dual-phase stainless steel with exceptional strength and resistance to stress corrosion cracking.
• Super Duplex (S32750/S32760): Provides maximum corrosion resistance and strength for the most aggressive environments. 

• Oil and gas industry: Used for high-pressure pipelines, drilling equipment, valve components, and wellhead equipment due to its ability to withstand extreme pressures and corrosive substances.
• Petrochemical plants: Essential for processing equipment, tanks, and pressure vessels that handle corrosive and high-temperature fluids.
• Power generation: Employed in turbine components, heat exchangers, and other systems exposed to high thermal and mechanical stress.
• Marine engineering: Used for components requiring resistance to saltwater corrosion, such as propeller shafts and offshore platform parts. 

With its dimensional accuracy and high durability, the offered product is known to be amongst the finest that is available in the market Stainless Steel Bushing. Manufacturing of this range is done in compliance with the set industry norms and guidelines, utilizing the finest raw materials and modern machines. Owing to this, the offered product has its quality highly standardized.

Range: Forged Fittings 15 NB to 100 NB in 2000 LBS, 3000 LBS, 6000 LBS and 9000 LBS available with NACE MR 01-75.
Outlet’s ¼” to 24” in 3000 LBS, 6000 LBS, 9000 LBS available with NACE MR 01-75.

Standard:

• ANSI/ASME
• MSS
• JIS
• DIN
• BS

Type:

• Socket Weld (S/W) & Screwed (SCRD) NPT, BSP, BSPT

Stainless Steel:

• Standard: ASTM / ASME A/SA 182
• Grade: F 202, 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L

Carbon Steel:

• Standard: ASTMA 105 / A694 / A350 LF3 / A350 LF2.
• Grade: F42 / 46 / 52 / 56 / 60 / 65 / 70

Alloy Steel:

• Standard: ASTM / ASME A/SA 182
• Grade: F1 / F5/ F9 / F11 / F22 / F91

Duplex Steel:

• Standard: ASTM / ASME A/SA 182
• Grade: F 44, F 45, F 51, F 53, F 55, F 60, F 61

Copper Alloy:

• Standard: ASTM / ASME SB 61 / 62 / 151 / 152.
• Grade: UNS NO. C 70600 (CU -NI- 90/10), C 71500 (CU -NI- 70/30), C 71640

Nickel Alloys:

Standard:

• ASTM / ASME SB 564 / 160 / 472
• Nickel 200 Fittings – UNS N02200
• Nickel 201 Fittings – UNS N02201
• Monel 400 Fittings – UNS N04400
• Monel K500 Fittings – UNS N05500
• Inconel K600 Fittings – UNS N06600
• Inconel 601 Fittings – UNS N06601
• Inconel 625 Fittings – UNS N06625
• Inconel 800 Fittings – UNS N08800
• Inconel 800H Fittings – UNS N08810
• Inconel 825 Fittings – UNS N08825
• Hastelloy C276 Fittings – UNS N1027
• Alloy 20 Fittings – UNS N08020

Other:

• Hydraulic Fittings
• Instrumentation Fittings

Features:

• Dimensional accuracy
• Fine finishing
• High sturdiness

• Seamless stainless steel tubes: Manufactured from a solid billet for uniform structure and strength, making them ideal for high-stress and high-pressure systems.
  • Product examples: Amardeep Steel Centre Seamless Small Diameter Stainless Steel Tubing, available in various grades.
• Capillary tubes: Ultra-precise tubes with very small outer diameters, essential for fluid transfer in medical and scientific instruments.
  • Product examples: Parmar Steel Stainless Steel Capillary Tubes (SS316), and Shivam Steel International Stainless Steel Capillary Tubes (SS304).
• Stainless steel grades: Common grades include 304/304L for general purpose, 316/316L for enhanced corrosion resistance (especially against chlorides), and specialized alloys like Inconel for extreme conditions. 

• Cold drawn welded (CDW): Produced by cold-drawing welded tubes to improve dimensional accuracy and surface finish.
  • Product examples: Supreme Steel & Engineering Co. Mild Steel Precision Tubes.
• DOM (Drawn Over Mandrel): A specific type of CDW steel tube with excellent concentricity and uniformity.
  • Product example: DOM Steel Tube, Round Tube, Thin Wall. 

•  
  • Key features: Cost-effective, high dimensional accuracy, excellent surface finish, and improved mechanical properties compared to standard welded tubes.
  • Product examples:
    • Vuitton Steel Mild Steel CDW Pipe, available from suppliers in Mumbai.
    • H Square Industries LLP Cold Drawn Welded Pipe, available in Navi Mumbai.
    • Tata Steel Precision Tubes for automotive and boiler applications.
  • Applications: Automotive parts (shock absorbers, steering systems), hydraulic and pneumatic cylinders, and furniture. 
  • Key features: Highest strength, dimensional accuracy, and pressure resistance among precision tubes, with no weak points from a weld.
Cold Drawn Welded (CDW) tubes These are formed by welding a steel strip and then cold-drawing the tube through a die to reduce its diameter and achieve the final, precise dimensions. Cold Drawn Seamless (CDS) tubes Manufactured from a single solid billet of steel without any weld seam, CDS tubes are processed using cold drawing to achieve superior dimensional control and a smooth surface. 

• ASTM A106 Grade B
  • Features: A widely used seamless carbon steel pipe for high-temperature and high-pressure service in industries like oil and gas, petrochemicals, and power generation. It is suitable for bending, flanging, and other forming operations.
  • Thick-wall options: Includes heavier schedules such as Schedule 80, Schedule 160, and XXH. Some suppliers offer thicker options, such as up to 4-inch walls for larger diameters.
  • Product example: Astm A106 Grade B Thick Wall Seamless Carbon Cold-rolled Steel Pipes.
• ASTM A53 Grade B
  • Features: A multi-purpose carbon steel pipe used for mechanical and pressure applications, including steam, water, gas, and air lines.
  • Thick-wall options: Commonly available in heavier schedules such as Schedule 160.
  • Product example: ASTM A53 Gr B Carbon Steel Seamless Pipe.
• API 5L
  • Features: These line pipes are used for long-distance transportation of oil, gas, and water. Higher grades like X42 are available in seamless and heavy-wall specifications for demanding pipeline conditions.
  • Thick-wall options: API 5L pipes are available in heavy schedules, including Schedule 160 and XXS.
  • Product example: API 5l X42 Seamless Pipe. 

• ASTM A335 (Chrome-Moly)
  • Features: A seamless ferritic alloy steel pipe used for high-temperature service. The addition of chromium and molybdenum enhances high-temperature strength and corrosion resistance.
  • Thick-wall options: The specification supports nominal and minimum wall thicknesses for high-pressure systems.
  • Grades: Common grades include P5, P11, P22, and P91, with variations in chemical composition for specific temperature and pressure requirements.
  • Product example: Alloy Steel ASTM A335 Grade P22 Seamless Pipe.

• Carbon Steel (Mild Steel): The most common and cost-effective material.
  • Standards/Grades: ASTM A500 (structural applications), ASTM A513 (mechanical applications), IS 4923, Q195, Q235, and Q345.
• Stainless Steel: Used where corrosion resistance and aesthetics are important.
  • Standards/Grades: Grades 304, 304L, 316, 316L, and 201.
• Finishes: The final product can be bare (mill finish), painted, or galvanized (zinc coated) for enhanced corrosion resistance, especially for outdoor use. 

1. A flat steel strip is uncoiled and passed through a series of rollers that gradually shape it into a cylinder, and then into a square profile.
2. The edges are then heated using an electric current and forged together to form a strong, continuous weld seam without the use of filler material.
3. The tube may then undergo sizing and finishing processes, such as cutting to length or heat treatment, to meet specific requirements and quality standards. 

• Construction: As support beams, columns, and frames for buildings, bridges, and shelters.
• Manufacturing: In the production of machinery frames, automotive parts, and agricultural equipment.
• Architectural/Decorative: For handrails, fencing, gates, and modern architectural elements where a clean, geometric look is desired.
• Furniture: Used in making durable frames for metal furniture, storage racks, and shelving.
• Material Handling: For fabricating carts, conveyors, and display stands in warehouses and retail environments. 

Product Description:
Jindal 304 Polished Stainless Steel Round Pipes are premium-quality pipes made from SS 304 grade stainless steel, offering excellent corrosion resistance, durability, and a polished surface finish. Manufactured by Jindal Stainless, these pipes are ideal for applications requiring both performance and aesthetic appeal.

The mirror-like polished finish ensures a sleek and visually appealing surface, making these pipes perfect for architectural, decorative, and industrial applications. SS 304 contains 18% chromium and 8% nickel, providing excellent resistance to rust, oxidation, and chemical exposure.

• ✅ Material Grade: SS 304 (AISI / ASTM Standard)

• ✅ Polished Finish: Mirror-like or bright surface for aesthetic and hygienic applications

• ✅ Seamless & Welded Options: Available as per requirement

• ✅ Corrosion Resistant: Suitable for marine, humid, and chemical environments

• ✅ Durable & Long-Lasting: High tensile strength and wear resistance

• ✅ Fabrication Friendly: Can be cut, welded, bent, or machined

• ✅ Manufacturer: Jindal Stainless – certified quality and consistency

• Mild Steel (MS): The most common and cost-effective option, offering good strength and weldability for general construction and fabrication.
  • Product examples: Jindal Mild Steel Square Pipe, Tata Mild Steel Square Pipes, and Apollo Ms Square Pipe, available in various sizes and thickness options.
• Stainless Steel: Provides superior corrosion resistance and is often chosen for architectural elements, decorative railings, and applications in food processing or chemical industries.
  • Product examples: SS304 Industrial Round Stainless Steel Pipe, Stainless Steel 304 Polished Pipe, and SS316 Square Pipe.
• Galvanized Iron (GI): A zinc coating is applied to the steel for enhanced corrosion resistance, making it ideal for outdoor applications like fencing, gates, and shelters.
  • Product examples: GI Square Pipe and Square Tata GI Pipes. 

• 40mm Jindal Mild Steel Square Pipe (40 x 40 mm)₹80.00
• Mild Steel Tata Iron Square Pipes, 6 m₹61.00
• APL Apollo Square MS Pipe - 113.5 x 113.5 x 6 mm by Mccoy Mart₹74.00
• 304 Stainless Steel Round Pipe - Diameter: 2 Inch (In)₹185.00

• Construction: Used as load-bearing columns, beams, and frameworks for buildings, scaffolding, and roofs.
• Manufacturing: Found in the frames of machinery, automotive chassis, and equipment components.
• Furniture Design: The clean, modern aesthetic makes it a popular material for crafting furniture frames, shelving units, and storage racks.
• Architectural Features: Utilized for decorative dividers, gates, fencing, and railings.
• Agriculture: Applied in the construction of greenhouse structures, irrigation systems, and agricultural fencing. 

• Features: A cost-effective grade with excellent corrosion resistance and formability. The electropolishing process removes impurities and minimizes surface imperfections, making it suitable for applications requiring moderate corrosion resistance and high cleanliness.
• Product example: The 304 SS Electropolished Tube offered by Jai Chanda Metal, a seller and manufacturer in Ludhiana.
• Applications: Food processing equipment, beverage dispensers, and general industrial applications where hygiene is important but exposure to harsh corrosives is limited. 

• Features: This grade contains molybdenum, providing superior corrosion resistance compared to 304, especially against pitting and crevice corrosion in chloride environments. The electropolished surface is extremely smooth, reducing the risk of bacterial adhesion.
• Product examples:
  • ALFA Round Stainless Steel 316L Seamless Electropolish Pipes.
  • Round Stainless Steel 316 Electropolish Pipe.
• Applications: Pharmaceutical and biotech industries, surgical equipment, marine environments, and chemical processing. 

• ALFA Round Stainless Steel 316L Seamless Electropolish Pipes, 6 meter₹450.00
• Round Stainless Steel 316 Electropolish Pipe, 1 inch, 6 meter₹300.00

• Enhanced corrosion resistance: The process preferentially removes iron, leaving a chromium-rich surface with a thick, protective passive layer. This makes the tube more resistant to various forms of corrosion, including pitting and stress corrosion cracking.
• Improved surface finish and cleanliness: Electropolishing produces a mirror-like finish that is smoother than mechanically polished surfaces. The reduced roughness prevents the buildup of contaminants and bacteria, which is critical for hygienic applications.
• Reduced product adhesion: The smoother surface reduces friction and product adhesion, which minimizes the risk of blockages and improves fluid flow characteristics.
• Deburring and cleaning: Electropolishing effectively removes microscopic burrs and impurities, including embedded particles from other metals, which can be a source of contamination. 

Grade: E235 (EN 10305-1 / DIN 2391)
Material Type: Non-alloy, cold-drawn carbon steel
Product Form: Seamless Tube

E235 Seamless Tube is a cold-drawn precision steel tube made from non-alloy carbon steel. It offers excellent dimensional accuracy, smooth internal and external surfaces, and moderate mechanical strength. The tubes are widely used in automotive, hydraulic, and mechanical engineering applications where tight tolerances and good surface finish are required.

• High dimensional accuracy and smooth surface finish

• Good formability, machinability, and weldability

• Suitable for bending, flaring, and various machining operations

• Excellent performance under moderate pressure and temperature conditions

• EN 10305-1: Cold Drawn Seamless Precision Steel Tubes

• DIN 2391: Equivalent German Standard

Seamless Steel Tubes are cylindrical hollow sections made from solid round steel billets that are heated and then pierced to create a hollow tube without any welding seam. These tubes are known for their high strength, durability, and ability to withstand high pressure and temperature, making them ideal for various industrial applications.

• No Weld Seam: Ensures uniform structure and strength across the entire length.

• High Pressure Resistance: Suitable for applications involving fluids and gases under pressure.

• Excellent Corrosion Resistance: Especially in stainless and alloy steel grades.

• Dimensional Accuracy: Precision in outer diameter and wall thickness.

• Smooth Inner Surface: Ensures better flow characteristics and reduced friction losses.

• Carbon Steel: ASTM A106 Gr. A/B/C, ASTM A53 Gr. B

• Alloy Steel: ASTM A335 P1, P5, P9, P11, P22, P91

• Stainless Steel: ASTM A312 TP304, TP304L, TP316, TP316L, TP321, TP347, TP904L

• Duplex & Super Duplex: UNS S31803, S32205, S32750, S32760

• Nickel Alloys: Inconel, Monel, Hastelloy grades available on request

• Outer Diameter: 6 mm to 610 mm

• Wall Thickness: 1 mm to 100 mm

• Length: Up to 12 meters (custom lengths available)

• ASTM / ASME / API / DIN / EN / IS

  • ASTM A106 / A53 – Carbon steel seamless tubes

  • ASTM A312 – Stainless steel seamless tubes

  • ASTM A335 – Alloy steel seamless tubes

  • DIN 2391 / EN 10216 – Precision and boiler seamless tubes

• Oil & Gas industries

• Power Plants and Refineries

• Petrochemical and Chemical Plants

• Boilers and Heat Exchangers

• Hydraulic and Automotive systems

• Structural and Mechanical applications

• Annealed & Pickled

• Bright Annealed

• Cold Drawn / Polished

• Sandblasted or Shot Blasted

• Uniform mechanical properties

• Leak-free and reliable for critical operations

• Long service life under harsh conditions

• Superior machinability and weldability

• Superior surface finish: BA tubes have a bright, reflective surface with low surface roughness, which is crucial for applications that require high cleanliness.
• Enhanced corrosion resistance: The controlled annealing atmosphere prevents the formation of oxide layers, which minimizes potential sites for corrosion, especially pitting.
• Improved mechanical properties: The heat treatment process restores the steel's ductility and removes residual internal stresses from manufacturing, improving its formability and workability.
• Dimensional accuracy: BA tubes, especially those that are cold drawn before annealing, have very tight dimensional tolerances and are exceptionally straight.
• Aesthetic appeal: The high-quality surface finish makes BA tubes an attractive choice for architectural, decorative, and other visible applications. 

• SS 304/304L: A widely used and versatile grade with good corrosion resistance and formability.
  • Product examples: Round Bright Annealed Stainless Steel Tubes and Jindal Stainless Steel SS Seamless Bright Tube.
• SS 316/316L: Contains molybdenum for superior resistance to corrosion from chlorides, making it suitable for marine and chemical environments.
• Seamless (CDS): Offers maximum strength and pressure resistance as it is made from a single piece of steel without a weld seam.
• Welded (ERW): More cost-effective and available in larger sizes for applications where pressure is less of a concern. 

• Some carbon steel tubes are also bright annealed for applications that require a smoother surface finish and improved mechanical properties, such as in the automotive industry. 

• Pharmaceutical and medical industries: Used for sterile processing systems, medical instruments, and equipment where cleanliness and hygiene are paramount.
• Food and beverage processing: Ensures the hygienic and contamination-free transport of fluids and gases.
• Instrumentation: For high-precision systems and instrumentation tubing.
• Architectural and decorative: The aesthetic finish is used for railings, furniture, and other architectural features.
• Automotive and aerospace: Used for components like fuel lines, hydraulic systems, and structural elements. 

• Cost-Effective: The hot rolling process is more efficient and requires fewer production steps than cold rolling, resulting in a more affordable product.
• High Strength and Durability: The process refines the grain structure of the steel, leading to improved toughness and resistance to deformation, making it ideal for load-bearing and structural applications.
• Ductility and Malleability: Being processed at high temperatures makes the steel highly formable, allowing it to be shaped, cut, and welded easily.
• Availability in Large Sizes: The hot working process allows for the production of larger diameters and thicker walls than cold working.
• Surface Finish: The surface of hot rolled steel typically has a rougher finish and develops a mill scale (an oxide layer) due to oxidation during the process. This can be removed by pickling if a cleaner finish is required.
• Less Precise Dimensions: Due to non-uniform shrinkage during cooling, hot rolled tubes have less precise dimensional tolerances compared to cold rolled tubes. 

• Construction and Structural Engineering: Used for frameworks of buildings, bridges, scaffolding, and support columns.
• Automotive Industry: Employed in chassis, frames, roll cages, and other structural components.
• Industrial Equipment: Found in heavy machinery, material handling equipment (e.g., conveyors, shelving), and various machine parts.
• Pipelines: Used for transporting water, gas, and oil, particularly in low-to-medium pressure applications or where surface finish is not a critical concern.
• General Fabrication: Its good weldability and workability make it a popular c

1. Preparation: The process starts with a hot-rolled coil or seamless tube that is descaled to remove the rough, oxidized surface layer.
2. Shaping: For welded tubing, the coil is formed into a round shape and welded. For seamless, a solid billet is pierced to create a hollow tube.
3. Cold Rolling/Drawing: The tube is then passed through a series of dies or rollers at room temperature. This cold working shapes the tube to its final dimensions, resulting in significant work hardening and tight tolerances.
4. Annealing: Some tubes may undergo a heat-treating process called annealing to relieve stress and restore ductility, though this may reduce hardness.
5. Finishing: The finished tube is cut to length, straightened, and tested for quality. 

• Dimensional Accuracy: Cold rolled tubes have extremely tight tolerances for dimensions like outer diameter, inner diameter, and wall thickness, reducing the need for additional machining.
• Smooth Surface Finish: The tubes have a cleaner, smoother, and brighter finish compared to hot-rolled versions, making them ideal for aesthetic or precision applications.
• Enhanced Mechanical Properties: Cold rolling increases the steel's tensile strength, yield strength, and hardness. This can lead to lighter, stronger components.
• Consistent Uniformity: The cold working process creates a consistent and uniform grain structure, which improves overall performance. 

• Automotive: For precision components like automotive seat parts, exhaust pipes, and chassis.
• Furniture: Used in making durable and aesthetically pleasing metal furniture frames.
• Appliances: Common in household appliances such as washing machines and refrigerators, where a high-quality finish is desired.
• Hydraulic and Pneumatic Systems: Used in hydraulic cylinders due to their tight tolerances and smooth bore.
• Machinery: For parts that require high precision, such as bearings, shafts, and other machine components. 

• Manufacturing: A solid billet is pierced and extruded to form a tube shell, which is then cold drawn to final dimensions.
• Key features:
  • Superior pressure resistance: The lack of a seam eliminates potential weak points, allowing CDS tubes to handle high internal pressures.
  • Uniformity: Offers the most consistent dimensions and wall thickness, critical for precision applications.
• Common grades:
  • SS 304: A versatile, general-purpose grade, such as the Jindal Cold Drawn Seamless Tube.
  • SS 316: Provides superior corrosion resistance due to the addition of molybdenum.
  • SS 904L: A high-end austenitic grade with enhanced resistance to pitting and crevice corrosion, such as the Corrosion Resistant Cold Drawn Asme Standard Ss 904L Seamless Tubes.

• High Flow Capacity: The large diameter allows for the efficient and rapid movement of large volumes of materials, which is particularly beneficial in industries such as oil and gas transmission and water distribution.
• Strength and Durability: These tubes are designed to withstand high pressures, extreme temperatures, and heavy loads, making them suitable for demanding environments.
• Materials: Common materials include:
  • Carbon Steel: Widely used for its strength and affordability in construction and oil/gas pipelines.
  • Stainless Steel: Offers superior corrosion resistance and high-temperature resistance, making it suitable for chemical processing, food and beverage, and pharmaceutical industries.
  • Aluminum: Chosen for its light weight and good corrosion resistance in aerospace and marine applications.
  • Plastics (HDPE, PVC): Lightweight, cost-effective, and highly resistant to chemicals, used extensively for water, sewage, and irrigation systems. 

• Oil and Gas: Used for exploration, production, and transportation pipelines, including subsea applications.
• Construction and Infrastructure: Serves as structural support in buildings, bridges, and tunnels, as well as for underground water and sewer lines.
• Water and Wastewater Treatment: Essential for high-volume water distribution networks and treatment facilities.
• Manufacturing: Employed in production facilities for pneumatic and hydraulic systems and material handling. 

• ASTM A312: For seamless and welded austenitic stainless steel pipes.
• ASTM A409: For welded large outside diameter light wall austenitic chromium-nickel alloy steel pipe.
• API 5L: For steel line pipe used in the petroleum and natural gas industries

• Corrosion resistance: Stainless steel's ability to withstand corrosion is crucial for applications involving harsh chemicals, high salinity, or exposure to moisture. The corrosion-resistant grades, such as 316 and 316L, are often used in marine and offshore environments.
• High strength and durability: Stainless steel pipe coils offer superior tensile strength and mechanical properties, allowing them to withstand high pressures and temperatures without compromising structural integrity.
• Flexibility: The coil format allows for flexibility during installation, especially in long, intricate layouts, and makes them suitable for dynamic applications.
• Efficient heat transfer: The spiral shape of coil tubing maximizes surface area, enhancing heat transfer for applications like heat exchangers, condensers, and boilers.
• Hygienic properties: Stainless steel's hygienic and easy-to-clean surface makes it ideal for use in sanitary environments, such as the food and beverage and pharmaceutical industries. 

• SS 304/304L: A cost-effective, general-purpose grade with excellent corrosion resistance and formability. Amardeep Steel offers Stainless Steel 304L Coil Tubes made to ASTM A269 standards, with lengths up to 1000 meters.
• SS 316/316L: Contains molybdenum, providing superior corrosion resistance, particularly against chlorides. FITOK supplies 316/316L Stainless Steel Seamless Tubing for high-corrosion environments. 4LIFETIMELINES also offers 316L Stainless Steel Tubing Coils for automotive applications.
• SS 321: A titanium-stabilized grade designed for high-temperature service. 

• Seamless coiled tubing: Made from a solid billet without a weld seam, providing maximum pressure resistance. Superior Steel Overseas is known to stock seamless coiled tubing.
• Welded and ERW coiled tubing: Manufactured by welding a steel strip, this method is more cost-effective for larger diameters and systems that do not require extremely high pressure. Amardeep Steel also supplies welded and ERW options. 

• Oil and Gas: Control lines, chemical injection systems, and subsea pipelines where reliability under high pressure is crucial.
• Food and Beverage: Transporting fluids in processing lines and heat exchangers due to the material's hygienic properties.
• Pharmaceutical and Biotech: Used for fluid transfer in sterile environments.
• Instrumentation: Employed in high-pressure pneumatic and hydraulic systems.
• Automotive: For brake, fuel, and transmission lines that require resistance to corrosion. 

• P11 and P22: Chromium-molybdenum grades widely used in power plants and petrochemical industries for high-temperature steam lines and reheaters.
• P91 and P92: High-strength, creep-resistant grades used in supercritical and ultrasupercritical power plants where high temperatures and pressures demand superior performance.
• P5 and P9: Grades with higher chromium content for increased corrosion resistance, used in oil and gas refineries and chemical plants.
• Product examples:
  • Alloy Steel ASTM / ASME A 335 GR. P11 Seamless Pipe.
  • Alloy Steel Seamless Pipe A335 P91. 

• Stainless steel: Used for applications requiring corrosion resistance, high hygiene standards, and aesthetic appeal. Common grades are SS304 and SS316, used in medical devices, food processing equipment, and architectural structures.

1. Welding: A flat steel strip is first formed into a round pipe shape and its edges are joined using an electric resistance welding (ERW) process.
2. Cold Drawing: The welded tube (the starting stock) is then pulled through a die and often over an internal mandrel at room temperature. This cold work process physically deforms the metal, reducing its outer diameter (OD), inner diameter (ID), and/or wall thickness to precise tolerances.
3. Heat Treatment (Annealing): After cold drawing, the tubes may be annealed (heated and slowly cooled) to relieve internal stresses induced during the drawing process and to meet specific mechanical requirements.
4. Finishing and Testing: The final product is straightened, cut to length, and rigorously inspected (including non-destructive testing) to ensure quality and adherence to standards. 

• Superior Dimensional Accuracy: CDW pipes have tight tolerances and uniform dimensions, which is critical for precision applications.
• Improved Surface Finish: The process results in a smoother, brighter external and internal surface finish, often eliminating the need for further machining.
• Enhanced Mechanical Properties: Cold drawing increases the pipe's tensile strength, yield strength, and hardness.
• Reliability: The rigorous processing and inspection ensure high reliability and consistent performance, even under demanding conditions. 

Product Description:
Jindal 304 Polished Stainless Steel Round Pipes are premium-quality pipes made from SS 304 grade stainless steel, offering excellent corrosion resistance, durability, and a polished surface finish. Manufactured by Jindal Stainless, these pipes are ideal for applications requiring both performance and aesthetic appeal.

The mirror-like polished finish ensures a sleek and visually appealing surface, making these pipes perfect for architectural, decorative, and industrial applications. SS 304 contains 18% chromium and 8% nickel, providing excellent resistance to rust, oxidation, and chemical exposure.

• ✅ Material Grade: SS 304 (AISI / ASTM Standard)

• ✅ Polished Finish: Mirror-like or bright surface for aesthetic and hygienic applications

• ✅ Seamless & Welded Options: Available as per requirement

• ✅ Corrosion Resistant: Suitable for marine, humid, and chemical environments

• ✅ Durable & Long-Lasting: High tensile strength and wear resistance

• ✅ Fabrication Friendly: Can be cut, welded, bent, or machined

• ✅ Manufacturer: Jindal Stainless – certified quality and consistency

• SS 304/304L: A versatile, general-purpose grade with excellent corrosion resistance and formability. Amardeep Steel Centre offers Stainless Steel 304L Coil Tubes.
• SS 316/316L: Contains molybdenum for superior resistance to chlorides and acids, making it ideal for marine, pharmaceutical, and chemical applications. FITOK supplies 316/316L Seamless Tubing.
• SS 321: A titanium-stabilized grade that offers excellent resistance to high temperatures.
• Specialty alloys: Other grades, including duplex and high-nickel alloys, are available for extreme conditions. 

• Oil and Gas: Control lines, chemical injection systems, and subsea pipelines where reliability under high pressure is crucial.
• Food and Beverage: Transporting fluids in hygienic processing lines and heat exchangers.
• Pharmaceutical and Biotech: Fluid transfer in sterile environments where high purity and cleanliness are essential.
• Instrumentation: High-pressure pneumatic and hydraulic systems.
• Heat Exchangers: The coiled design maximizes surface area for efficient heat transfer.
• Automotive: Brake, fuel, and transmission lines that require superior corrosion resistance. 

• Mild steel (low carbon steel): Offers good ductility, toughness, and is easy to weld. Examples include grades Q195, Q215, and Q235, which are used in general-purpose industrial settings for conveying water and natural gas, as well as for structural applications. Some product examples are Jindal Carbon Steel Pipe and Jindal Silver ERW Steel Pipes.
• Medium and high carbon steel: Contains higher carbon content, which increases hardness and tensile strength but reduces toughness. These are suitable for specialized mechanical applications.
• API 5L line pipe: A specific type of steel pipe used for oil and gas industry pipelines, which come in grades like X52, X60, and X70. 

• Stainless steel 304: A widely used, non-magnetic grade with a chemical composition of 18% chromium and 8% nickel. It offers excellent corrosion resistance and weldability, making it suitable for food processing, heat exchangers, and chemical tanks. A product example is the SS304 Industrial Round Stainless Steel Pipe from IndiaMART.
• Stainless steel 316L: Contains molybdenum, which provides superior resistance to corrosion compared to 304, especially against pitting and crevice corrosion in chloride environments.
• Duplex stainless steels: These pipes combine the properties of austenitic and ferritic steel for higher strength and resistance to stress corrosion cracking. They are used in the oil and gas industry and offshore platforms. 

• ASTM A335 (high-temperature): Seamless ferritic alloy steel pipe used for high-temperature service. Grades include P1, P11, and P22. A product example is the A335 P12 Alloy Steel Pipe from Sysco Piping Solutions.
• ASTM A333 (low-temperature): Seamless and welded carbon and alloy steel pipe intended for use in low-temperature service. Common grades are 3 and 6. 

1. Plate preparation: Large steel plates are cleaned and their edges are prepared for welding.
2. Forming: The plates are bent into a "J" or "U" shape and then into a complete cylinder ("O" shape).
3. Welding: The longitudinal seam is welded on both the inside and outside of the pipe using the submerged arc welding process, which provides a high-quality, strong weld.
4. Expansion: The pipe is mechanically expanded to achieve the final, precise diameter and relieve internal stresses, which improves overall strength and roundness.
5. Finishing and testing: The pipe undergoes non-destructive testing (NDT) such as X-ray inspection and hydrostatic testing to ensure weld integrity and overall quality. 

• Standard Duplex (UNS S31803 / UNS S32205): This is the most widely used grade, often called "2205" for its 22% chromium and 5% nickel content. It offers excellent strength and good resistance to stress corrosion cracking (SCC), pitting, and crevice corrosion, outperforming standard austenitic grades like SS304 and SS316.
• Lean Duplex (UNS S32304 / UNS S32101): These grades have lower nickel and molybdenum content for a more cost-effective material. They offer better mechanical properties and SCC resistance than SS304/316 but are less resistant to pitting than 2205.
• Super Duplex (UNS S32750 / UNS S32760): With higher levels of chromium (25–28%), molybdenum, and nitrogen, super duplex grades provide maximum corrosion resistance and strength. They are specifically designed for the most aggressive environments, such as high-temperature seawater and harsh chemical processing. 

• Seamless: Produced from a solid billet of duplex steel, these pipes have no welded seams, offering superior strength and reliability for high-pressure applications.
  • Product example: Amardeep Steel Centre Seamless Duplex Pipe.
• Welded (ERW/EFW): Formed from rolled duplex plate and welded along the seam. This is a more cost-effective option for applications where maximum pressure resistance is not required.
  • Product example: Kalp Industries 2205 Duplex Stainless Steel ERW Pipe. 

• Oil and Gas: Downhole tubing, subsea pipelines, offshore rigs, and separators due to excellent resistance to chloride-induced SCC.
• Chemical Processing: Pressure vessels, heat exchangers, and tanks for transporting and storing aggressive chemicals.
• Marine and Desalination: Pipelines and processing equipment in seawater environments where high corrosion resistance is critical.
• Pulp and Paper: Digesters and bleaching equipment for paper manufacturing.
• Construction: High-strength structural components, especially in marine infrastructure like bridges and piers. 

• Carbon Steel (Mild Steel): The most common material, used for general construction and industrial applications.
  • Standards: ASTM A500 (standard specification for cold-formed welded structural steel tubing) and IS 4923 are widely used. Other grades include Q195, Q235, and IS1239.
  • Brands: Prominent Indian brands include Tata Structura, Jindal MS Pipe, and Apollo Ms Square Pipe.
• Stainless Steel: Offers high corrosion resistance and is used in food processing, architectural, and marine applications. Common grades are 304, 304L, 316, and 316L.
• Aluminum: Chosen for applications where light weight and corrosion resistance are primary concerns, such as in aerospace or decorative structures. 

• Welded (ERW): A flat steel strip is formed into a cylindrical shape, welded longitudinally, and then shaped into a rectangle. This is the most common and cost-effective method.
• Seamless: A solid billet is extruded or pierced and rolled into a hollow tube, then shaped into a rectangle. Seamless tubes offer higher pressure resistance but are more expensive.
• Cold-Formed vs. Hot-Formed: Cold-formed tubes (CRCA, Cold Rolled) offer better dimensional accuracy and a smoother surface finish, while hot-formed tubes are more cost-effective for larger, less precise applications. 

• Structural Construction: As beams, columns, and building frames for commercial and industrial structures.
• General Fabrication: Used in making machinery frames, automotive parts, agricultural equipment, and trailers.
• Architectural and Decorative: Ideal for modern architectural designs, handrails, fencing, and gates due to its clean lines and ease of joining.
• Furniture Manufacturing: Popular for frames of tables, chairs, and shelving unit

elded Square Pipe

Overview:
Welded square pipes are manufactured by forming flat steel strips into a square shape and then welding the seam longitudinally. These pipes are widely used in various industries due to their strength, uniformity, and cost-effectiveness compared to seamless alternatives.

Material Grades:

• Stainless Steel: 201, 202, 304, 304L, 316, 316L, 310, 321, 904L

• Carbon Steel: ASTM A500, A36, A53

• Alloy Steel: ASTM A335 Grades P1, P5, P9

• Duplex and Super Duplex Steel: 2205, 2507

Specifications:

• Outer Diameter: 10 mm to 600 mm

• Wall Thickness: 1 mm to 20 mm

• Length: Up to 12 meters or customized

• Standards: ASTM A554, ASTM A312, EN 10296, JIS G3466, IS

• Production: The tube begins as a solid billet of stainless steel that is heated and pierced to create a hollow tube. The tube is then drawn or rolled to its final size, eliminating any need for a longitudinal seam.
• Superior strength: The absence of a seam allows seamless tubes to handle higher internal pressures and temperatures than their welded counterparts. This is critical for high-stress applications such as in hydraulic systems, boilers, and high-pressure fluid transport in the oil and gas industry.
• Corrosion resistance: Because there is no seam with different metallurgical properties, seamless tubes offer superior resistance to corrosion, especially in aggressive chemical environments. This homogeneous structure prevents potential weak spots from developing at a weld point, ensuring long-term integrity.
• Uniformity: The manufacturing process results in a uniform wall thickness and a consistent round shape, which is crucial for applications requiring high precision and for processes that depend on consistent fluid flow.
• Surface finish: Seamless tubes can be polished to a high-quality finish with a low surface roughness, which is vital for hygienic applications in the pharmaceutical and food processing industries. 

• SS 304/304L: A versatile, cost-effective grade with excellent general corrosion resistance and good formability. Products include Maruti International Round Seamless Stainless Steel Tubes, which are often manufactured to ASTM standards.
• SS 316/316L: Contains molybdenum, providing superior corrosion resistance against chlorides and acids. It is highly regarded for marine environments and chemical processing plants. FITOK 316/316L Seamless Tubing is an example for instrumentation applications.
• SS 321: A titanium-stabilized grade offering excellent resistance to intergranular corrosion at high temperatures, making it suitable for heat exchangers and furnace parts.
• Alloys: Specialized grades are used for extreme r