Dhanlaxmi Steel Distributors

Medical Gas Copper Pipes / Tubes (C12200 / Cu-DHP)

Medical Gas Copper Pipes are seamless, high-purity copper tubes specifically designed for medical gas and vacuum systems in hospitals, clinics, and laboratories.
Manufactured from C12200 Deoxidized High Phosphorus Copper (Cu-DHP), these pipes ensure sterile, safe, and leak-proof delivery of medical gases such as oxygen, nitrous oxide, carbon dioxide, medical air, and vacuum systems.

The pipes are compatible with modern piping standards for healthcare facilities and are widely used for critical medical applications requiring absolute reliability.

• ⚕️ Safe for Medical Applications – prevents contamination of medical gases

• 💪 Seamless & Leak-Proof Construction – ensures reliability under pressure

• 🔧 Easy to Install and Fabricate – can be bent, flared, or jointed on-site

• 🌡️ High Corrosion Resistance – long-term durability in hospital environments

• 🧪 Internally Clean & Degreased – suitable for oxygen, nitrous oxide, and other gases

• 📏 Precise Dimensional Tolerance – ensures accurate fittings and joint connections

Copper Pipes / Tubes (Seamless & Welded)

Copper Pipes are high-quality tubes made from pure copper (C11000 / C12200 / Cu-DHP), widely used for plumbing, refrigeration, HVAC, and industrial applications.
They offer excellent corrosion resistance, thermal conductivity, and durability, ensuring long-lasting performance in water supply, air conditioning, refrigeration, and heat exchanger systems.

Copper pipes are available in seamless and welded forms, with various diameters, thicknesses, and finishes to suit industrial or residential needs.

• 💧 Excellent Corrosion Resistance – suitable for potable water and industrial liquids.

• 🔥 High Thermal Conductivity – ideal for HVAC and heat transfer systems.

• ⚡ Good Electrical Conductivity – suitable for electrical grounding or connections.

• 🧰 Easily Machinable and Fabricated – can be bent, flared, or soldered.

• 💪 Durable and Long-Lasting – withstands pressure and high temperatures.

• 🌦️ Weather and UV Resistant – suitable for indoor and outdoor applications.

• Domestic and industrial plumbing

• Air conditioning and refrigeration systems

• HVAC and heat exchangers

• Fire sprinkler systems

• Marine and chemical industry piping

• Electrical grounding and earthing

• Hydraulic and pneumatic lines

• Long service life with minimal maintenance

• Compatible with various fittings and connectors

• Energy-efficient for heat transfer applications

• Resistant to scaling and biofouling in water systems

• Supplied in straight lengths or coils

• Ends capped and wrapped to prevent oxidation and damage

• Labeled with material grade, size, and batch number

• Wooden crates or bundles available for export or bulk shipments

Insulated Copper Tube / Pre-Insulated Copper Pipe for Air Conditioners & Refrigeration Systems

Insulated Copper Tubes are seamless copper pipes covered with high-quality insulation material (typically polyethylene foam or elastomeric rubber).
They are designed for refrigeration and air conditioning systems to prevent heat loss, condensation, and corrosion during refrigerant flow.

The combination of premium-grade copper tubing and closed-cell insulation ensures energy efficiency, ease of installation, and long-term durability in both residential and industrial HVAC applications.

• ⚙️ High Thermal Efficiency – prevents energy loss during heat transfer.

• ❄️ Excellent Insulation Performance – minimizes condensation and heat gain.

• 🧰 Ready-to-Install – supplied in coils or straight lengths with insulation pre-fitted.

• 💪 Corrosion & UV Resistant Outer Layer – protects copper and insulation from weathering.

• 🔕 Noise & Vibration Damping – quieter HVAC operation.

• 🔥 Fire-Retardant & CFC-Free insulation.

• 🌦️ Suitable for Indoor & Outdoor Use.

• Split and Multi-Split Air Conditioners

• VRF / VRV Systems

• Chillers and Condensers

• Cold Storage Systems

• Refrigeration Lines

• Heat Pumps and HVAC Units

• Reduces installation time – pre-insulated design eliminates on-site wrapping.

• Improves system efficiency and prevents refrigerant loss.

• Enhances lifespan of copper tubing by avoiding condensation and corrosion.

• Lightweight, flexible, and easy to cut or flare.

• Supplied in coils (rolled) or straight lengths.

• Ends capped and nitrogen-charged to prevent oxidation.

• Each coil wrapped in polythene and boxed, labeled with size, insulation thickness, and length.

• Twin-tube (pair coil) and single-tube configurations available.

Copper Alloy Pipes are high-performance tubular products made from copper-based alloys such as Cu-Ni (Copper-Nickel), Brass (Cu-Zn), Bronze (Cu-Sn), and Aluminum Bronze.
These alloys are engineered to deliver excellent corrosion resistance, high thermal and electrical conductivity, and superior mechanical strength, making them suitable for marine, heat exchanger, condenser, and general engineering applications.

Copper alloy pipes are available in seamless or welded form, with round, square, and rectangular cross-sections.

• ASTM B111 / B466 / B135 / B111

• BS 2871 Part 3

• EN 12451 / EN 12452

• JIS H3300

• IS 1545

Copper Capillary Tube (Refrigeration & HVAC Grade)

Copper Capillary Tubes are precision-drawn, small-diameter seamless tubes used to control the flow of refrigerants in air conditioners, refrigerators, freezers, and HVAC systems.
They are made from high-purity deoxidized copper (C12200 / Cu-DHP), offering excellent corrosion resistance, precise internal dimensions, and superior thermal conductivity.

The tubes are supplied in coil form for easy handling and installation in refrigeration and instrumentation systems.

• ⚡ Accurate Dimensional Tolerances for precise flow control.

• 🧊 High Thermal Conductivity – ensures efficient refrigerant performance.

• 🧰 Soft and Flexible – easy to bend and install.

• 💪 Seamless Construction – leak-proof and durable under pressure.

• 🧪 Degreased and Internally Cleaned – prevents blockage or contamination.

• 🌦️ Excellent Corrosion Resistance – long-lasting service life.

• ♻️ Environmentally Friendly – recyclable and RoHS compliant.

• Expansion and throttling device in refrigeration and air conditioning systems

• Capillary line between condenser and evaporator

• Instrumentation tubing for pressure and flow measurement

• Medical and laboratory equipment

• Thermostat sensing lines and gas flow control systems

• Enables accurate refrigerant metering

• Maintains consistent system performance

• Reduces noise and vibration in refrigeration cycles

• Easy to cut, flare, and join

• Compact design for space-saving installations

Copper Tubes / Pipes – Seamless & Welded (C11000 / C12200 / Cu-DHP)

Copper Tubes are high-quality, corrosion-resistant tubes manufactured from pure copper grades such as C11000, C12200, or Cu-DHP.
Widely used in plumbing, HVAC, refrigeration, medical gas systems, and industrial applications, these tubes offer excellent thermal and electrical conductivity, leak-proof performance, and long service life.

Available in seamless or welded form, copper tubes can be supplied in coils, straight lengths, or custom-cut sizes for easy installation.

• 💧 Excellent Corrosion Resistance – suitable for potable water, industrial liquids, and refrigerants

• 🔥 High Thermal Conductivity – ideal for heat transfer in HVAC and refrigeration systems

• ⚡ Good Electrical Conductivity – suitable for electrical and instrumentation applications

• 🧰 Easy to Fabricate and Install – can be bent, flared, or joined using standard techniques

• 💪 Durable and Long-Lasting – withstands pressure, temperature variations, and mechanical stress

• 🌦️ Weather and UV Resistant – suitable for indoor and outdoor installations

• Plumbing and potable water systems

• Air conditioning and refrigeration lines

• HVAC heat exchangers and condensers

• Medical gas and vacuum piping

• Industrial machinery and chemical piping

• Electrical grounding and earthing

Copper Pipes / Tubes (Seamless & Welded)

Copper Pipes are high-quality tubes made from pure copper (C11000 / C12200 / Cu-DHP), widely used for plumbing, refrigeration, HVAC, and industrial applications.
They offer excellent corrosion resistance, thermal conductivity, and durability, ensuring long-lasting performance in water supply, air conditioning, refrigeration, and heat exchanger systems.

Copper pipes are available in seamless and welded forms, with various diameters, thicknesses, and finishes to suit industrial or residential needs.

• 💧 Excellent Corrosion Resistance – suitable for potable water and industrial liquids.

• 🔥 High Thermal Conductivity – ideal for HVAC and heat transfer systems.

• ⚡ Good Electrical Conductivity – suitable for electrical grounding or connections.

• 🧰 Easily Machinable and Fabricated – can be bent, flared, or soldered.

• 💪 Durable and Long-Lasting – withstands pressure and high temperatures.

• 🌦️ Weather and UV Resistant – suitable for indoor and outdoor applications.

• Domestic and industrial plumbing

• Air conditioning and refrigeration systems

• HVAC and heat exchangers

• Fire sprinkler systems

• Marine and chemical industry piping

• Electrical grounding and earthing

• Hydraulic and pneumatic lines

Copper Alloy Tubes / Pipes (Seamless & Welded)

Copper Alloy Tubes are high-performance tubes made from copper-based alloys such as Cu-Ni (Copper-Nickel), Brass (Cu-Zn), Bronze (Cu-Sn), Aluminum Bronze, and Beryllium Copper.
These tubes are engineered to provide excellent corrosion resistance, superior thermal conductivity, and mechanical strength, making them ideal for marine, HVAC, chemical, and industrial applications.

Copper alloy tubes are available in seamless or welded form, with round, square, and rectangular cross-sections.

• ASTM B111 / B135 / B466

• BS 2871 Part 3

• EN 12451 / EN 12452

• JIS H3300

• IS 1545

• 💪 High Strength & Durability – withstands pressure and mechanical stress

• 🌊 Excellent Corrosion Resistance – ideal for seawater, chemical, and industrial environments

• 🔥 Superior Thermal Conductivity – enhances heat transfer in exchangers

• ⚡ Good Electrical Conductivity – suitable for electrical and instrumentation use

• 🧰 Machinable and Weldable – compatible with standard joining techniques

• 🧪 Seamless Construction – leak-proof and smooth internal flow (for seamless tubes)

• Heat exchangers and condensers

• Marine piping and seawater systems

• Desalination plants

• Power plants and petrochemical plants

• HVAC and refrigeration systems

• Instrumentation and hydraulic lines

• Industrial machinery and structural applications

• Long service life in corrosive and high-temperature environments

• Excellent machinability and brazing/welding properties

• High resistance to biofouling in marine systems

• Maintains thermal and electrical conductivity under stress

Refrigeration Copper Tube / AC Copper Tube (C12200 / Cu-DHP)

Refrigeration Copper Tubes are seamless, high-purity copper tubes manufactured from C12200 Deoxidized High Phosphorus Copper (Cu-DHP).
They are widely used in air conditioning, refrigeration, and HVAC systems for the transport of refrigerants such as R-22, R-134a, R-410A, R-32, R-290, and others.

These tubes provide excellent thermal conductivity, corrosion resistance, and leak-proof performance, ensuring energy-efficient cooling and reliable operation.

With a high performing range of products, we have been able to live up to the expectations of our clients to the maximum. Our products are widely demanded in various industries, such as railways, construction and chemicals. We have a long list of satisfied clients, which provides the scrutiny of our success in the industry.

Hailiang Copper Pancake Coil (Refrigeration Grade – ASTM B280 / EN 12735-1)

Hailiang Copper Pancake Coils are precision-drawn, seamless copper tubes specifically designed for air conditioning, refrigeration, and HVAC applications.
Manufactured by Zhejiang Hailiang Co., Ltd., one of the world’s leading copper tube producers, these coils are made from high-purity copper (C12200 / Cu-DHP) to ensure excellent thermal conductivity, corrosion resistance, and durability.

They are supplied in compact pancake coil form for easy transport, storage, and installation in residential, commercial, and industrial cooling systems.

• ⚡ High Thermal Conductivity – ensures efficient heat exchange in cooling and heating systems.

• 🧊 Suitable for All Refrigerants – compatible with both HCFC, HFC, and eco-friendly refrigerants.

• 🧰 Seamless & Leak-Proof Construction – reduces maintenance and improves reliability.

• 🧱 Soft Annealed for Easy Bending & Installation – ideal for on-site fabrication.

• 🧪 Clean, Dry, and Capped Ends – prevents oxidation and contamination.

• 💪 High Corrosion Resistance – long service life under refrigerant pressure and moisture exposure.

• 📏 Uniform Wall Thickness & Smooth Surface – ensures steady refrigerant flow and high efficiency.

• O. D. (mm): 4.76" to 22.22"
• Thickness (mm): 0.50" to 1.626"
• Length (ft): 50''
• Copper Alloy no.: C13200
• Standard: ASTM B-68.

Cupro-Nickel (Cu-Ni) Tubes / Pipes – C70600 (90/10) & C71500 (70/30)

Cupro-Nickel Tubes are high-performance copper-nickel alloy tubes, typically C70600 (90/10 Cu-Ni) or C71500 (70/30 Cu-Ni).
They are designed for marine, desalination, power, chemical, and heat exchanger applications, where resistance to corrosion, biofouling, and high temperatures is essential.

Cupro-Nickel tubes provide excellent thermal conductivity, high mechanical strength, and long service life in aggressive environments such as seawater and brackish water systems.

• 🌊 Superior Corrosion Resistance – seawater, brackish water, and chemical environments

• 💪 High Strength & Durability – withstands high-pressure conditions

• 🔥 Good Thermal Conductivity – ideal for heat exchanger and condenser systems

• 🧪 Resistance to Biofouling – prevents marine organism growth

• 🧰 Easily Fabricated and Welded – suitable for on-site installation

• ⚙️ Long Service Life – reduces maintenance and replacement frequency

Copper-Nickel Alloy Pipes (Cu-Ni 90/10 & Cu-Ni 70/30)

Copper-Nickel Pipes are high-performance alloy pipes made from copper-nickel alloys, typically C70600 (90/10 Cu-Ni) and C71500 (70/30 Cu-Ni).
These pipes combine excellent corrosion resistance, high strength, and superior thermal conductivity, making them ideal for marine, desalination, chemical, and heat exchanger applications.

Cu-Ni pipes are available in seamless or welded forms, with round, square, or rectangular profiles for industrial or shipbuilding use.

• 🌊 Exceptional Corrosion Resistance – especially in seawater, brackish water, and chemical environments

• 💪 High Strength & Durability – withstands high-pressure applications

• 🔥 Good Thermal Conductivity – suitable for heat exchanger systems

• 🧰 Easily Fabricated and Welded – compatible with standard joining techniques

• 🧪 Biofouling Resistance – prevents marine organism growth in piping

• ⚙️ Long Service Life – reduces maintenance and replacement frequency

• Marine & Shipbuilding – seawater piping, condensers, and heat exchangers

• Desalination Plants – fresh water and brine lines

• Chemical & Petrochemical Plants – process piping, cooling water lines

• Power Plants – condensers, cooling circuits, and heat exchangers

• Industrial HVAC Systems – chilled water and condenser water pipelines

• Long service life in aggressive environments

• Superior resistance to corrosion, erosion, and biofouling

• Maintains strength and conductivity at high temperatures

• Suitable for high-pressure and high-flow applications

Copper-Nickel Alloy Pipes (Cu-Ni 90/10 & Cu-Ni 70/30)

Copper-Nickel Pipes are high-performance alloy pipes made from copper-nickel alloys, typically C70600 (90/10 Cu-Ni) and C71500 (70/30 Cu-Ni).
These pipes combine excellent corrosion resistance, high strength, and superior thermal conductivity, making them ideal for marine, desalination, chemical, and heat exchanger applications.

Cu-Ni pipes are available in seamless or welded forms, with round, square, or rectangular profiles for industrial or shipbuilding use.

• 🌊 Exceptional Corrosion Resistance – especially in seawater, brackish water, and chemical environments

• 💪 High Strength & Durability – withstands high-pressure applications

• 🔥 Good Thermal Conductivity – suitable for heat exchanger systems

• 🧰 Easily Fabricated and Welded – compatible with standard joining techniques

• 🧪 Biofouling Resistance – prevents marine organism growth in piping

• ⚙️ Long Service Life – reduces maintenance and replacement frequency

• Marine & Shipbuilding – seawater piping, condensers, and heat exchangers

• Desalination Plants – fresh water and brine lines

• Chemical & Petrochemical Plants – process piping, cooling water lines

• Power Plants – condensers, cooling circuits, and heat exchangers

• Industrial HVAC Systems – chilled water and condenser water pipelines

• Long service life in aggressive environments

• Superior resistance to corrosion, erosion, and biofouling

• Maintains strength and conductivity at high temperatures

• Suitable for high-pressure and high-flow applications

Features:

Corrosion resistanceUnbreakableLonger working life

Copper-Nickel Alloy Pipes (Cu-Ni 90/10 & Cu-Ni 70/30)

Copper-Nickel Pipes are high-performance alloy pipes made from copper-nickel alloys, typically C70600 (90/10 Cu-Ni) and C71500 (70/30 Cu-Ni).
These pipes combine excellent corrosion resistance, high strength, and superior thermal conductivity, making them ideal for marine, desalination, chemical, and heat exchanger applications.

Cu-Ni pipes are available in seamless or welded forms, with round, square, or rectangular profiles for industrial or shipbuilding use.

• 🌊 Exceptional Corrosion Resistance – especially in seawater, brackish water, and chemical environments

• 💪 High Strength & Durability – withstands high-pressure applications

• 🔥 Good Thermal Conductivity – suitable for heat exchanger systems

• 🧰 Easily Fabricated and Welded – compatible with standard joining techniques

• 🧪 Biofouling Resistance – prevents marine organism growth in piping

• ⚙️ Long Service Life – reduces maintenance and replacement frequency

• Marine & Shipbuilding – seawater piping, condensers, and heat exchangers

• Desalination Plants – fresh water and brine lines

• Chemical & Petrochemical Plants – process piping, cooling water lines

• Power Plants – condensers, cooling circuits, and heat exchangers

• Industrial HVAC Systems – chilled water and condenser water pipelines

• Long service life in aggressive environments

• Superior resistance to corrosion, erosion, and biofouling

• Maintains strength and conductivity at high temperatures

• Suitable for high-pressure and high-flow applications

Pre-Insulated Pipe / Thermal Insulated Pipe

Insulated Pipes are piping systems designed to reduce heat loss or gain during the transport of fluids such as hot water, steam, chilled water, or gases.
They consist of a core carrier pipe, thermal insulation layer, and an outer protective jacket.
These pipes are used extensively in HVAC systems, industrial plants, oil & gas pipelines, and district heating/cooling networks.

1. Carrier Pipe (Inner Pipe):

   • Material: Carbon Steel, Stainless Steel, Copper, or HDPE

   • Function: Transports the fluid or gas

2. Insulation Layer:

   • Material: Polyurethane Foam (PUF), Rock Wool, Glass Wool, Nitrile Rubber, or Foam Glass

   • Function: Minimizes heat transfer

3. Outer Jacket (Protective Casing):

   • Material: HDPE, Aluminum, GI Sheet, or Stainless Steel

   • Function: Protects insulation from mechanical damage, UV radiation, and moisture

• 🌡️ Excellent Thermal Insulation — minimizes energy loss/gain

• 🧱 Available for both Hot and Cold Applications

• 💧 Moisture-Resistant and Weatherproof outer layer

• 💪 Durable and Corrosion Resistant structure

• ⚙️ Customizable for temperature and pressure requirements

• 🧰 Easy to install and maintain

• 🔇 Also provides noise and vibration dampening