
201 Nickel Alloy Tubes
1. Standard: ASTM B161, ASTM B163, ASTM B474
2. OD Sizes: 1/2” - 48”
3. Thickness: SCH5~SCHXXS
4. Type: Seamless / Welded / ERW / EFW / SAW
201 Nickel Alloy Tubes are nickel-copper alloy tubes with a nickel content ranging from 99.0% to 99.5%, containing trace elements such as copper (≤0.2%), iron (≤0.4%), manganese (≤0.3%), silicon (≤0.15%), and carbon (≤0.02%). Its low carbon content is the core difference from 200 nickel alloy tubes, reducing carbide precipitation in high-temperature environments. HT PIPE is a 201 Nickel Alloy Tubes supplier with 15+ export experience. Contact us for more information and quotes for free!
We offers 201 Nickel Alloy in a variety of forms, including:
- Bar
- Wire
- Sheet
- Plate
- Forgings
- Pipe fittings
- Flanges
- Seamless & Welded pipe
- Seamless Tube & Welded tube
- Weld Rod

Nickel 201 Pipe Material Specifications
| Specification |
ASTM B161, B163, B725, B730, B751, B775, B829, ASME B36.10, ASME B36.19 |
|---|---|
| Standard | DIN, ASME, EN, JIS, GB, AISI, NF, DS, SAE, DTD, ASTM, AMS, TOCT, |
| Size of Seamless Pipe | Wall thickness.: 0.05- 20 milimeter, 4 - 219 milimeter |
| Size of Welded Pipe | 5.0 to 1219.02 milimeter |
| size of EFW Pipe | 5.0 to 1219.02 milimeter |
| Seamless Tube Size | 3.35 milimeter To 101.6 milimeter OD |
| Welded Tube Size | 6.35 milimeter To 152 milimeter OD |
| Bwg & Swg | 18 Swg., 14 20 Swg., Swg. Swg., 12 16 Swg., 10 Swg. |
| Tubing wall thickness | 0.020" –0.220", (custom wall thicknesses available) |
| Pipe Schedule | SCH160, SCH40S, SCH30, SCH120, SCH20, SCH80, SCH60, SCH5, SCH10S, SCH40, SCH80, XXS, XS, SCH10, STD, SCH140, |
| Length | Standard & Cut length , Single Random, Double Random Pipe |
| Finish | AP (Annealed & Pickled), BA (Bright & Annealed), NO.1, 2B, Polished, MF, HL, NO.4, Mirror finish, BA, 8K etc |
| End | Plain End, Beveled End, Treaded Pipe, Screwed ends |
| Form | Hydraulic, Rectangular, Coiled, Square, Hollow, Round, Straight Pipes/tubes, "U" Shape, Pan Cake Coils, Boiler, LSAWetc. |
| Type | Seamless /ERW/ EFW / Welded / Fabricated /CDW /DOM/CEW |
| Value Added Service | Expansion and Draw as per needed Length and Size, Polish (Comilimeterercial and Electro), Machining, Annealed & Pickled Bending Etc. |
| Specialize in |
Large Diameter |
| Technique | Cold drawn, hot drawn, bright annealed, solid solution, hot extruding |
Core Performance of 201 Nickel Alloy Tubes
Corrosion Resistance: Corrosion resistance to neutral salt solutions, seawater, and most organic acids (such as acetic acid and formic acid), and is not prone to pitting or crevice corrosion in marine environments.
Temperature Adaptability: Maintains good toughness in low-temperature environments (down to -196℃) and can be used continuously at temperatures up to 315℃, avoiding intergranular corrosion caused by carbon precipitation at high temperatures.
Mechanical Properties: Tensile strength of 483MPa, yield strength of 172MPa, elongation ≥40%, and good ductility, making it easy to process through bending, welding, and cutting.
Non-magnetic: Non-magnetic in the annealed state, suitable for applications requiring magnetic neutrality.
ni 201 pipe Typical Application Areas
Chemical Industry: Used for pipelines transporting organic acids, alkalis, and chemical solvents, as well as connecting pipes for heat exchangers and reaction vessels.
Marine Engineering: Applied in seawater cooling systems, offshore platform water treatment pipelines, and ship pump and valve connecting pipes.
Food Processing: Used for pipelines transporting fruit juices, vinegar, and other food-grade acids and dairy products, complying with FDA food contact standards.
Cryogenic Engineering: Used for cryogenic storage tank connecting pipes, liquefied natural gas (LNG) pipeline systems, and aerospace cryogenic component pipelines.
alloy 201 Common Specifications and Standards
Standards: Seamless tubes comply with ASTM B161 (or ASME SB161) standards, welded tubes comply with ASTM B474 (or ASME SB474)
standards.
Size Range: Outer Diameter (OD) 6.35mm (1/4 inch) - 610mm (24 inches), Wall Thickness 0.89mm - 25.4mm.
Surface Treatment: Annealed and pickled surface (for improved corrosion resistance), polished surface (suitable for food and pharmaceutical applications).
Connection Methods: Supports butt welding, socket welding, and threaded connections (compatible with NPT or BSP threads).
FAQ
Q: About Alloy 201 pipe prices?
A: Prices from ranges $30 - $35 per kilogram, vary depending on size, wall thickness, supplier etc.
Q: How long does your delivery time take?
A: Delivery time is within 5-21 days
Q: Is There Sample Service?
A: Samples Are Provided Free Of Charge
Q: What Is The Minimum Order Quantity?
A: No Minimum Order Quantity
Q: How to pack the products?
A: The inner layer has a waterproof paper outer layer and is fixed with a fumigation wooden pallet.
Q: Exported Countries
A: Brazil, South Africa, Indonesia, India, Singapore, Malaysia, Iran, Russia, UAE, Chile, Laos, etc
Q: Can we visit your factory?
A: Of course, you are always welcome!
Hot Tags: 201 nickel alloy tubes, China 201 nickel alloy tubes manufacturers, uns n02201 pipe suppliers
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