Hastelloy C22 Buttweld Fittings Manufacturer & Supplier
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Midland Alloys Inc. is a trusted Indian manufacturer and global supplier of stainless steel buttweld fittings, including the premium range of Hastelloy C22 Buttweld Fittings. Customised solutions like cut-to-length sizing, unique surface finishes and a range of schedule option are among the things we offer. With a clientele spanning the Gulf, Europe, Africa and Southeast Asia, we precisely meet the demands of important projects. Our alloy C22 buttweld fittings are designed to ensure leak-proof and durable joints in aggressive chemical processes and high temperature flow systems. We offer a full range of fittings such as Hastelloy C22 elbows (45° & 90°), tees (equal & reducing), reducers, stub ends, and caps to accommodate a wide variety of piping layouts and requirements.
Benefits of Hastelloy C22 Pipe Fittings UNS N06022
When operating in corrosive and high-pressure environments, Hastelloy C22 pipe fittings UNS N06022 deliver consistent performance and long-term reliability.
- Offer outstanding defense against reducing and oxidizing substances such as nitric acid and chloride.
- Perform well in system with high temperatures and pressure in vital industries.
- Permit secure and seamless welding without sacrificing mechanical strength.
- Have outstanding formability and come in a variety of unique sizes and shapes.
- Prevent stress corrosion cracking, pitting, and crevice corrosion in environments with a lot of chloride.
- Facilitate seamless compatibility and easy integration into current systems.
- Withstand acidic media in flue gas scrubbers, pollution control, and waste treatment.
- Provide a long lifespan with little downtime for maintenance.
Hastelloy C22 Buttweld Fittings Specification
Seamless Butt Weld Fittings: 1/2" - 10" Welded Butt Weld Fittings: 1/2" - 48"
ASTM B366 / ASME SB366
Forge, Cast, Push, Press, etc.
90 Deg. Elbow, 45 Degree Elbow, LR/SR Elbow, Reducers, Tee, Cross, Bends, U bend, 180 Deg Bend, End Cap, Lap-joint Stub End
ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10
Plain End, Beveled End, Treaded
SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
Seamless / Welded / Fabricated
Types of Hastelloy C22 Buttweld Fitting
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Elbow (90°, 45°, Long Radius, Short Radius)Modifies the pipeline's flow direction at predetermined angles with regulated radii.
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Tee (Equal Tee, Reducing Tee)Adjusts the size of the main and branch lines to split or combine flow at 90° intersections.
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A reducer (eccentric or concentric)joins pipes with varying diameters while preserving flow offset or alignment.
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stub endIn non-permanent piping configurations, the stub end (long or short) connects to lap joint flanges for disassembly.
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Return Bends (180° bend)Redirects flow by 180 degrees, allowing the pipeline to reverse direction.
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Cross (Equal Cross, Reducing Cross)Provides multidirectional flow by joining four pipes at right angles.
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pipe capTo stop flow or pressure, an end cap also known as a pipe cap, seals the pipe's open end.
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Bend (3D, 5D, Custom Radius)This tool uses predefined or custom radii to gradually change the direction of pipelines.
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nipplesShort pipe segments called "nipples" (also known as "barrel" or "swage") are used to join two fittings or pipes.
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Collar / CouplingLinks two pipe sections in a straight run with a secure and leak-free joint.
Technical Details & Delivery Condition
| Grade | C | Mo | Mn | Si | Fe | P | S | Co | Cr | W | V | Ni |
| C22 | 0.010 | 12.5 – 14.5 | 0.50 | 0.08 | 2.00 – 6.00 | 0.02 | 0.02 | 2.5 | 20 – 22.5 | 2.5 – 3.5 | 0.35 | Bal |
| Grade | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| C22 | 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 45000 , MPa – 310 | Psi – 1,00,000 , MPa – 690 | 45 % |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Hastelloy C22 | N06022 | 2.4602 | – | NiCr21Mo14W | NW 6022 | – | – |
Hastelloy C22 Buttweld Fittings Grades We Offer
Hastelloy C22 Buttweld Fittings Dimension
| Nominal Pipe Size | Outside Diameter | 90° Elbows | 45° Elbows | 180° Returns | ||||
| (inches) | Long Radius | Short Radius | Long Radius | Long Radius | ||||
| (mm) | (inches) | Center to Face (inches) | Center to Face (inches) | Center to Face (inches) | Radius (inches) | Center to Center (inches) | Back to face (inches) | |
| 1/2 | 21.3 | 0.840 | 1 1/2 | – | 5/8 | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 1 1/8 | – | 7/16 | 2 1/4 | 1 11/16 | |
| 1 | 33.4 | 1.315 | 1 1/2 | 1 | 7/8 | 3 | 2 3/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 7/8 | 1 1/4 | 1 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 2 1/4 | 1 1/2 | 1 1/8 | 3 | 4 1/2 | 3 1/4 |
| 2 | 60.3 | 2.375 | 3 | 2 | 1 3/8 | 4 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 3 3/4 | 2 1/2 | 1 3/4 | 5 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 4 1/2 | 3 | 2 | 6 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 5 1/4 | 3 1/2 | 2 1/4 | 7 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 6 | 4 | 2 1/2 | 8 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 7 1/2 | 5 | 3 1/8 | 10 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 9 | 6 | 3 3/4 | 12 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 12 | 8 | 5 | 12 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 15 | 10 | 6 1/4 | 15 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 18 | 12 | 7 1/2 | 18 | 36 | 24 3/8 |
Hastelloy C22 Buttweld Fittings Weight Chart
| Pipe Elbow Nominal Size | Pipe Elbow Outside Diameter Y | Wall Thickness T (Pipe Elbow Schedule) | 45 Deg. Elbow LR Centre to Face B | 45 Deg. Elbow LR Weight | 90 Deg. Elbow LR Centre to Face A | 90 Deg. Elbow LR Weight | 90 Deg. Elbow SR Centre to Face A | 90 Deg. Elbow SR Weight | ||
| mm | in | mm | mm | Schedule | mm | kg | mm | kg | mm | kg |
| 15 | 1/2” | 21.3 | 2.78 | STD | 15.9 | 0.04 | 38.1 | 0.08 | – | – |
| 3.73 | X.S | 15.9 | 0.05 | 38.1 | 0.10 | – | – | |||
| 20 | 3/4” | 26.7 | 2.87 | STD | 11.1 | 0.04 | 28.6 | 0.08 | – | – |
| 3.91 | X.S | 11.1 | 0.05 | 28.6 | 0.11 | – | – | |||
| 25 | 1” | 33.4 | 3.38 | STD | 22.2 | 0.09 | 38.1 | 0.15 | 25.4 | 0.11 |
| 4.55 | X.S | 22.2 | 0.11 | 38.1 | 0.19 | 25.4 | 0.14 | |||
| 32 | 11/4” | 42.2 | 3.56 | STD | 25.4 | 0.14 | 47.6 | 0.28 | 31.75 | 0.18 |
| 4.85 | X.S | 25.4 | 0.2 | 47.6 | 0.39 | 31.75 | 0.24 | |||
| 40 | 11/2” | 48.3 | 3.68 | STD | 28.6 | 0.2 | 57.1 | 0.4 | 38.1 | 0.26 |
| 5.08 | X.S | 28.6 | 0.25 | 57.1 | 0.5 | 38.1 | 0.35 | |||
| 50 | 2” | 60.3 | 3.91 | STD | 34.9 | 0.36 | 76.2 | 0.72 | 50.8 | 0.5 |
| 5.54 | X.S | 34.9 | 0.5 | 76.2 | 1.0 | 50.8 | 0.68 | |||
| 65 | 21/2” | 73.0 | 5.16 | STD | 44.4 | 0.73 | 95.2 | 1.46 | 63.5 | 0.95 |
| 7.01 | X.S | 44.4 | 0.91 | 95.2 | 1.82 | 63.5 | 1.27 | |||
| 80 | 3” | 88.9 | 5.49 | STD | 50.8 | 1.1 | 114.3 | 2.18 | 76.2 | 1.45 |
| 7.62 | X.S | 50.8 | 1.45 | 114.3 | 2.86 | 76.2 | 1.95 | |||
| 100 | 4” | 114.3 | 6.02 | STD | 63.5 | 2.1 | 152.4 | 4.2 | 101.6 | 2.8 |
| 8.56 | X.S | 63.5 | 2.9 | 152.4 | 5.7 | 101.6 | 3.9 | |||
| 125 | 5” | 141.3 | 6.65 | STD | 79.4 | 3.4 | 190.0 | 6.8 | 127.0 | 4.8 |
| 9.5 | X.S | 79.4 | 5.0 | 190.0 | 10.0 | 127.0 | 6.5 | |||
| 150 | 6” | 168.3 | 7.11 | STD | 95.2 | 5.1 | 229.0 | 10.1 | 152.4 | 6.8 |
| 10.97 | X.S | 95.2 | 7.7 | 229.0 | 15.3 | 152.4 | 10.2 | |||
| 200 | 8” | 219.1 | 8.18 | STD | 127.0 | 10.2 | 305.0 | 20.4 | 203.0 | 13.6 |
| 12.7 | X.S | 127.0 | 15.5 | 305.0 | 30.9 | 203.0 | 20.9 | |||
| 250 | 10” | 273.9 | 9.27 | STD | 159.0 | 18.1 | 381.0 | 36.1 | 254.0 | 24.1 |
| 12.7 | X.S | 159.0 | 24.4 | 381.0 | 48.8 | 254.0 | 32.5 | |||
| 300 | 12” | 323.9 | 9.52 | STD | 190.0 | 26.6 | 457.0 | 53.1 | 305.0 | 35.4 |
| 12.7 | X.S | 190.0 | 35.0 | 457.0 | 70.0 | 305.0 | 46.7 | |||
| 350 | 14” | 355.6 | 9.52 | STD | 222.0 | 34.1 | 533.0 | 68.1 | 356.0 | 45.4 |
| 12.7 | X.S | 222.0 | 45.0 | 533.0 | 90.0 | 356.0 | 60.0 | |||
| 400 | 16” | 406.4 | 9.52 | STD | 254.0 | 45.0 | 610.0 | 89.3 | 406.0 | 59.5 |
| 12.7 | X.S | 254.0 | 59.0 | 610.0 | 118.0 | 406.0 | 78.7 | |||
| 450 | 18” | 457.0 | 9.52 | STD | 286.0 | 56.5 | 686.0 | 113.0 | 457.0 | 75.6 |
| 12.7 | X.S | 286.0 | 75.0 | 686.0 | 150.0 | 457.0 | 100.0 | |||
| 500 | 20” | 508.0 | 9.52 | STD | 318.0 | 85.0 | 762.0 | 140.0 | 508.0 | 93.5 |
| 12.7 | X.S | 318.0 | 112.5 | 762.0 | 186.0 | 508.0 | 124.0 | |||
| 600 | 24” | 610.00 | 9.52 | STD | 381.0 | 101.5 | 914.0 | 203.0 | 610.0 | 135.0 |
| 12.7 | X.S | 381.0 | 134.5 | 914.0 | 269.0 | 610.0 | 179.0 | |||
Difference: DIN 2.4602 Hastelloy C22 Buttweld Fittings vs. Hastelloy B2 Buttweld Fittings
DIN 2.4602 Hastelloy C22 buttweld fittings exhibit superior resistance to a wider range of chemicals, especially oxidizing agents such as ferric and cupric chlorides, wet chlorine, and nitric acid. In contrast, Hastelloy B2 buttweld fittings are more prone to corrosion when exposed to oxidizing contaminants and are best suited for strictly reducing environments. Additionally, C22 butt weld fittings are more adaptable for chemical plants with fluctuating media because they can withstand mixed acid environments better. Additionally, ASTM B366 alloy C22 seamless fittings offer better resistance to localised corrosion and thermal degradation than B2.
Manufacturing Process of Hastelloy C22 Buttweld Fittings
Pipe
Cutting
Forming
Sizing
Heat Treatment
Pickling
Beveling
Polishing
Sand Blasting
Elbow
Inspection
Analytic
Marking
Packing & Shipping
Applications of Alloy Hastelloy C22 Buttweld Fittings
Hastelloy C22 buttweld fittings ASTM B366 are widely used in aggressive industrial environments due to their superior material properties. They can withstand complex acid-solvent-halide mixtures in chemical processing facility. They efficiently handle corrosive steam and condensate line in power generation. Their resistance to oxidizing chemical and bleaching agent is advantageous to the pulp and paper industry. Because welded Hastelloy C22 pipe fittings can tolerate extremely corrosive slurries, brine and seawater they are also crucial in marine engineering and waste disposal systems. They are used in nuclear, pharmaceutical, and pollution control systems because they are long-lasting and require less maintenance.
Why Choose Us for Seamless Hastelloy C22 Buttweld Fittings
One of India’s top manufacturers and exporters of seamless Hastelloy C22 buttweld fittings is Midland Alloys Inc. We guarantee manufacturing under ISO 9001:2015 certified systems, precision engineering and compliance with ASTM B366, ASME SB366, and other standards. Cut-to-length, custom schedules, mirror or rough finish, and special end preparations are all options for our fittings. We provide dependable delivery schedules to customers in Europe, the Gulf, Southeast Asia and Africa as a reputable alloy C22 buttweld fittings manufacturer in India. Every product comes with Mill Test Certificates (MTC) and is subjected to third party inspections, PMI and internal hydro testing. We provide unparalleled consistency and complete traceability, regardless of the size of the order from small requirements to large export orders. Our clients depend on us for enduring alliances based on reliability, excellence and performance. Each fitting is marked in compliance with ASTM B366, ASME SB366, and identified with size, grade, and heat number. Products come with full MTCs as per EN 10204 3.1/3.2, verifying mechanical and chemical compliance. We guarantee appropriate packaging for safe international shipping by utilizing wooden crates, bubble wrap and protective sealing.
FAQs – Hastelloy C22 Buttweld Fittings
Chemical processing, marine, pulp & paper, pollution control, and waste treatment.
Yes, we supply both seamless and ERW types in various sizes and schedules.
Yes, third-party inspections (e.g., TUV, BV, SGS) are available upon request.
Elbows, reducers, tees, stub ends, and caps in various angles and dimensions.
