Dhanlaxmi Steel Distributors

Hastelloy Pipe Fittings are precision-engineered nickel-molybdenum-chromium alloy fittings designed to handle highly corrosive, high-temperature, and high-pressure applications.
These fittings offer exceptional resistance to oxidizing and reducing chemicals, chloride stress-corrosion cracking, and pitting, making them ideal for chemical, marine, and industrial processing systems.

Available in a variety of grades — C276, C22, B2, B3, and C4 — Hastelloy fittings are widely used in industries requiring durable and leak-proof connections in corrosive environments.

Hastelloy Seamless Pipes are high-performance nickel-molybdenum-chromium alloy pipes designed for highly corrosive, high-temperature, and high-pressure applications.
Seamless construction ensures uniform strength, leak-proof connections, and durability, making them ideal for chemical, petrochemical, marine, and power generation industries.
They provide excellent resistance to oxidizing and reducing agents, chlorides, and acidic environments, suitable for critical process lines and piping systems.

• ASTM B622 / B619 / B622M — Nickel Alloy Seamless Pipes

• ASME B36.19 / B36.10 — Stainless and Nickel Alloy Pipe Dimensions

• NACE MR0175 / ISO 15156 — Sour service applications

• DIN / EN / BS / JIS — Optional international standards

• Outer Diameter (OD): 6 mm to 610 mm (½” to 24”)

• Wall Thickness: SCH 5 to XXS

• Length: 1–6 meters (custom lengths on request)

• Schedule / Class: SCH 10S, 40S, 80S, 160, XXS

• Seamless design ensures uniform mechanical strength

• High resistance to oxidizing and reducing media

• Resistant to pitting, crevice, and stress corrosion

• Performs reliably under high pressure and temperature

• Excellent fabrication, bending, and welding properties

• Long-lasting service life in chemical and marine environments

Hastelloy Pipe Fitting is a nickel–molybdenum–chromium-based alloy fitting engineered for use in highly corrosive chemical, industrial, and marine environments.
These fittings provide outstanding resistance to oxidizing and reducing agents, chlorides, and acidic solutions.
Due to their superior corrosion resistance, strength, and fabricability, Hastelloy fittings are widely used in chemical processing, pollution control, and offshore systems.

• ASTM B366 / ASME SB366 — Butt Weld Fittings

• ASTM B564 / ASME SB564 — Forged Fittings

• ASME B16.9 — Factory-Made Butt Weld Fittings

• ASME B16.11 — Forged Socket Weld & Threaded Fittings

• MSS SP-43 / SP-79 / SP-83 / SP-95 — Manufacturing Standards

• NACE MR0175 / ISO 15156 — Suitable for sour service applications

➡ Butt Weld Fittings (ASTM B366):

• Elbows (45°, 90°, 180°)

• Tees (Equal / Reducing)

• Reducers (Concentric / Eccentric)

• Caps and Stub Ends

➡ Forged Fittings (ASTM B564):

• Elbows (45°, 90°)

• Tees (Equal / Reducing)

• Couplings / Half Couplings

• Unions / Cross / Plugs / Boss

End Connections:

• Butt Weld (BW)

• Socket Weld (SW)

• Threaded (NPT / BSP)

• Butt Weld Fittings: ½” to 48” (Seamless up to 8”)

• Forged Fittings: ⅛” to 4”

• Pressure Classes: 2000 / 3000 / 6000 / 9000

• Schedule: SCH 10S / 40S / 80S / 160 / XXS

Hastelloy Seamless Pipes are high-performance nickel-molybdenum-chromium alloy pipes designed for highly corrosive, high-temperature, and high-pressure applications.
Seamless construction ensures uniform strength, leak-proof connections, and durability, making them ideal for chemical, petrochemical, marine, and power generation industries.
They provide excellent resistance to oxidizing and reducing agents, chlorides, and acidic environments, suitable for critical process lines and piping systems.

• ASTM B622 / B619 / B622M — Nickel Alloy Seamless Pipes

• ASME B36.19 / B36.10 — Stainless and Nickel Alloy Pipe Dimensions

• NACE MR0175 / ISO 15156 — Sour service applications

• DIN / EN / BS / JIS — Optional international standards

• Outer Diameter (OD): 6 mm to 610 mm (½” to 24”)

• Wall Thickness: SCH 5 to XXS

• Length: 1–6 meters (custom lengths on request)

• Schedule / Class: SCH 10S, 40S, 80S, 160, XXS

• Seamless design ensures uniform mechanical strength

• High resistance to oxidizing and reducing media

• Resistant to pitting, crevice, and stress corrosion

• Performs reliably under high pressure and temperature

• Excellent fabrication, bending, and welding properties

• Long-lasting service life in chemical and marine environments

Hastelloy is a nickel-based superalloy primarily composed of nickel (Ni), molybdenum (Mo), and chromium (Cr) with small additions of iron, cobalt, and tungsten. It is renowned for its exceptional resistance to corrosion, oxidation, and pitting in both oxidizing and reducing environments.

Different grades of Hastelloy, such as C22, C276, C4, B2, and B3, are designed to handle a wide variety of chemical processing environments and high-temperature applications.

• Type: Hot Rolled, Cold Drawn, Centerless Ground, Peeled, Bright Finish

• Size Range: 3 mm to 300 mm diameter

• Length: 1000 mm to 6000 mm (or custom cut lengths)

Finish Options: Black, Bright, Polished, Turned, Ground, Peeled

Hastelloy Seamless Pipes are high-performance nickel-molybdenum-chromium alloy pipes designed for highly corrosive, high-temperature, and high-pressure applications.
Seamless construction ensures uniform strength, leak-proof connections, and durability, making them ideal for chemical, petrochemical, marine, and power generation industries.
They provide excellent resistance to oxidizing and reducing agents, chlorides, and acidic environments, suitable for critical process lines and piping systems.

• ASTM B622 / B619 / B622M — Nickel Alloy Seamless Pipes

• ASME B36.19 / B36.10 — Stainless and Nickel Alloy Pipe Dimensions

• NACE MR0175 / ISO 15156 — Sour service applications

• DIN / EN / BS / JIS — Optional international standards

• Outer Diameter (OD): 6 mm to 610 mm (½” to 24”)

• Wall Thickness: SCH 5 to XXS

• Length: 1–6 meters (custom lengths on request)

• Schedule / Class: SCH 10S, 40S, 80S, 160, XXS

• Seamless design ensures uniform mechanical strength

• High resistance to oxidizing and reducing media

• Resistant to pitting, crevice, and stress corrosion

• Performs reliably under high pressure and temperature

• Excellent fabrication, bending, and welding properties

• Long-lasting service life in chemical and marine environments

• Chemical and petrochemical process piping

• Heat exchangers and condensers

• Offshore and marine piping systems

• Power generation and refinery pipelines

• Pharmaceutical and food processing lines

• Pollution control and scrubber systems

Hastelloy Seamless Pipes are high-performance nickel-molybdenum-chromium alloy pipes designed for highly corrosive, high-temperature, and high-pressure applications.
Seamless construction ensures uniform strength, leak-proof connections, and durability, making them ideal for chemical, petrochemical, marine, and power generation industries.
They provide excellent resistance to oxidizing and reducing agents, chlorides, and acidic environments, suitable for critical process lines and piping systems.

• ASTM B622 / B619 / B622M — Nickel Alloy Seamless Pipes

• ASME B36.19 / B36.10 — Stainless and Nickel Alloy Pipe Dimensions

• NACE MR0175 / ISO 15156 — Sour service applications

• DIN / EN / BS / JIS — Optional international standards

• Outer Diameter (OD): 6 mm to 610 mm (½” to 24”)

• Wall Thickness: SCH 5 to XXS

• Length: 1–6 meters (custom lengths on request)

• Schedule / Class: SCH 10S, 40S, 80S, 160, XXS

• Seamless design ensures uniform mechanical strength

• High resistance to oxidizing and reducing media

• Resistant to pitting, crevice, and stress corrosion

• Performs reliably under high pressure and temperature

• Excellent fabrication, bending, and welding properties

• Long-lasting service life in chemical and marine environments

• Chemical and petrochemical process piping

• Heat exchangers and condensers

• Offshore and marine piping systems

• Power generation and refinery pipelines

• Pharmaceutical and food processing lines

• Pollution control and scrubber systems

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1. Hastelloy Forged Elbow is a nickel–molybdenum–chromium alloy forged fitting designed to change the direction of flow in high-pressure piping systems.
   It offers exceptional resistance to strong oxidizers, reducing agents, and chloride-induced corrosion, making it ideal for chemical, marine, and offshore applications where reliability and corrosion resistance are critical.

   These elbows are available in Socket Weld (SW) and Threaded (NPT/BSP) types and are manufactured as per ASME B16.11 and ASTM B564 standards.

   🔹 Available Grades:

   Grade	UNS	W.Nr.	Key Features
   Hastelloy C276	N10276	2.4819	Excellent resistance to oxidizing/reducing chemicals and pitting corrosion.
   Hastelloy C22	N06022	2.4602	Superior protection against oxidizers, chlorides, and ferric acids.
   Hastelloy B2	N10665	2.4617	Outstanding resistance to hydrochloric acid and strong reducing media.
   Hastelloy B3	N10675	2.4600	Improved thermal stability and corrosion resistance.

   🔹 Standards & Specifications:

   • ASTM B564 / ASME SB564 — Forged Fittings

   • ASME B16.11 — Dimensions and pressure classes

   • MSS SP-79 / SP-83 / SP-95 — Socket Weld and Threaded fittings

   • NACE MR0175 / ISO 15156 — For sour service environments

   🔹 Types of Forged Elbows:

   Type	Description
   45° Forged Elbow	Diverts flow by 45°.
   90° Forged Elbow	Diverts flow by 90°.
   Street Elbow	One end male threaded, one end female threaded.

   Connection Types:

   • Socket Weld (SW)

   • Threaded (NPT / BSP)

   🔹 Size & Class Range:

   • Size: ⅛” to 4” (DN6–DN100)

   • Pressure Class: 2000, 3000, 6000, 9000

   • Form: 45°, 90° Elbow (Forged)

   •  

Hastelloy C276 Elbow is a nickel-molybdenum-chromium alloy pipe fitting designed to change the direction of flow in piping systems that handle highly corrosive fluids and harsh industrial environments.
This alloy provides exceptional resistance to oxidizing and reducing agents, chlorides, strong oxidizers, and acidic solutions — making it one of the most reliable materials for critical chemical and marine applications.

• Material: Hastelloy C276

• UNS: N10276

• Werkstoff Nr.: 2.4819

• Standards: ASTM B366 / ASME SB366 (for butt weld fittings), ASTM B564 (for forged fittings)

End Connections:

• Butt Weld (BW)

• Socket Weld (SW)

• Threaded (NPT / BSP)

Overview:
Premium Hastelloy Forged Fittings made from C276, C22, B2, and B3 nickel-molybdenum-chromium alloys. Designed for high-pressure, high-temperature, and highly corrosive environments, these fittings offer excellent resistance to oxidizing and reducing chemicals, chlorides, and acids.

Types Available:

• Elbows (45°, 90°)

• Tees (Equal / Reducing)

• Couplings / Half Couplings

• Unions, Plugs, Boss, Cross

Connection Types: Socket Weld (SW) / Threaded (NPT/BSP)

Standards: ASTM B564 / ASME SB564 / ASME B16.11

Size Range: ⅛” to 4” | Pressure Class: 2000 / 3000 / 6000 / 9000

Applications: Chemical plants, Petrochemical industries, Marine & Offshore piping, Pharmaceutical plants, Power generation, Heat exchangers, Scrubber systems.

Key Features:

• Superior corrosion resistance in oxidizing and reducing media

• High mechanical strength and durability

• Excellent weldability and long service life

SEO Keywords:
Hastelloy Forged Fittings, C276 Forged Fittings, C22 Forged Fittings, Nickel Alloy Fittings, ASTM B564 Forged Fittings, ASME B16.11 Forged Fittings, Corrosion Resistant Forged Fittings, SW/Threaded Hastelloy Fittings

Hastelloy Forged Tee is a type of forged pipe fitting used to connect three pipes for fluid flow distribution or combination. Manufactured from nickel-molybdenum-chromium alloys, Hastelloy tees are ideal for highly corrosive chemical and marine environments where superior resistance to oxidation and pitting is required.

These fittings are commonly used in chemical processing, petrochemical plants, and offshore applications due to their excellent performance in both oxidizing and reducing conditions.

Hastelloy C276 (UNS N10276 / W.Nr. 2.4819) is a nickel-molybdenum-chromium alloy with an addition of tungsten. It offers exceptional corrosion resistance in a wide range of severe chemical environments, especially against oxidizing and reducing agents.

• Excellent resistance to strong oxidizers, chlorine, and chloride-containing media.

• Highly resistant to pitting, crevice corrosion, and stress-corrosion cracking.

• Maintains strength and ductility at both high and low temperatures.

• Outstanding weldability and formability.

• Sheet

• Plate

• Coil

• Strip

Thickness Range: 0.3 mm to 50 mm (custom available)
Finish Options: 2B, BA, No.4, Mirror, HR, CR

Specifications

• ASTM B 575 Hastelloy Sheets
• ASME SB575 Hastelloy Sheets
• ASTM B 333 Hastelloy Sheets
• ASME SB333 Hastelloy Sheets

Grades 

• Hastelloy B2 Sheets
• Hastelloy B3 Sheets
• Hastelloy C22 Sheets
• Hastelloy C276 Sheets

Applications

• Sugar
• Paper
• Textile
• Dairy
• Oil & Gas
• Petrochemical
• Chemical & fertilizers
• Power Generation
• Nuclear Industries

Hastelloy Flanges are high-performance nickel–molybdenum–chromium alloy components used to connect pipes, valves, and other equipment in highly corrosive and high-temperature environments.
Known for their exceptional resistance to oxidizing and reducing agents, chlorides, and acidic solutions, Hastelloy flanges are ideal for use in chemical, petrochemical, marine, and power generation industries.

These flanges ensure leak-proof joints, long service life, and superior mechanical strength even in aggressive chemical processing environments.

• ASTM B564 / ASME SB564 — Forged Nickel Alloy Flanges

• ASME B16.5 — Pipe Flanges (½” to 24”)

• ASME B16.47 Series A/B — Large Diameter Flanges (26” to 60”)

• MSS SP-44 / DIN / EN / BS / JIS — Optional standards available

• NACE MR0175 / ISO 15156 — Sour service compatible

Hastelloy Flanges are high-performance nickel–molybdenum–chromium alloy flanges designed for use in extremely corrosive and high-temperature environments.
These flanges provide exceptional resistance to oxidizing and reducing agents, chlorides, and acidic media, making them ideal for chemical processing, marine, and petrochemical industries.

Hastelloy flanges maintain excellent mechanical strength, ductility, and thermal stability even under severe operating conditions such as acidic and oxidizing gas streams.

• ASTM B564 / ASME SB564 — Forged Flanges

• ASME B16.5 — Pipe Flanges and Flanged Fittings (up to 24")

• ASME B16.47 Series A/B — Large Diameter Flanges (26"–60")

• MSS SP-44 / DIN / BS / EN / JIS — Optional standards on request

• NACE MR0175 / ISO 15156 — Sour service compatibility

Hastelloy Seamless Pipes are high-performance nickel-molybdenum-chromium alloy pipes designed for highly corrosive, high-temperature, and high-pressure applications.
Seamless construction ensures uniform strength, leak-proof connections, and durability, making them ideal for chemical, petrochemical, marine, and power generation industries.
They provide excellent resistance to oxidizing and reducing agents, chlorides, and acidic environments, suitable for critical process lines and piping systems.

• ASTM B622 / B619 / B622M — Nickel Alloy Seamless Pipes

• ASME B36.19 / B36.10 — Stainless and Nickel Alloy Pipe Dimensions

• NACE MR0175 / ISO 15156 — Sour service applications

• DIN / EN / BS / JIS — Optional international standards

• Outer Diameter (OD): 6 mm to 610 mm (½” to 24”)

• Wall Thickness: SCH 5 to XXS

• Length: 1–6 meters (custom lengths on request)

• Schedule / Class: SCH 10S, 40S, 80S, 160, XXS

• Seamless design ensures uniform mechanical strength

• High resistance to oxidizing and reducing media

• Resistant to pitting, crevice, and stress corrosion

• Performs reliably under high pressure and temperature

• Excellent fabrication, bending, and welding properties

• Long-lasting service life in chemical and marine environments