Nickel Alloy Flanges Alloy 31 Disc Forging Ring Sleeves For Oil Industry
1. Alloy 31 material
Alloy 31 (EN / DIN designation: 1.4562, ASME designation: UNS N08031) is a nickel-iron-molybdenum-chromium alloy with nitrogen addition. It has excellent resistance to erosion and corrosion in services of phosphoric acid, sour gas, chloride, alkaline, sulfuric acid and acid halide, etc. The alloy 31 piping components(flange, valve, fittings and pipes) are widely utilized in paper industry, oil and gas projects, seawater treatment, and chemical & petrochemical plants.
2. HT PIPE could produce Alloy 31 forging parts,Alloy 31 forged rings, Alloy 31 Rolled Rings,Alloy 31 forging flanges, Alloy 31 forging round bars, Alloy 31 forged disks, Alloy 31 forging bushings,Alloy 31 forging discs,Alloy 31 forged tubes, Alloy 31 forging sleeves,Alloy 31 forging tube sheets, Alloy 31 forging shafts,Alloy 31 forging pipes as per the requirement of the client
3. Chemical Composition of Alloy 31
| C | Si | Mn | P | S | Cr | Ni | Mo | Cu |
| 0.015 | 0.030 | 2.00 | 0.02 | 0.01 | 26.0~28.0 | 30.0~32.0 | 6.0~7.0 | 1.0~1.4 |
| Others | N | Al | Ti | Fe | Co | V | W | Nb+Ta |
| 0.15~0.25 | - | - | Rest | - | - | - | - |
4. Mechanical and Physical Properties of Alloy 31
Density
g/cm3 | Melting Point
℃ | Hardness
HB | Yield Strength
MPa | Tensile Strength
MPa | Elongation
% |
| 8.1 | 1350~1370 | ≥220 | ≥276 | ≥650 | ≥40 |
5. Similar with Alloy 31
Nimonic 81 Nimonic 86 Nimonic 115 Nimonic 263 Nimonic 901 Nimonic 105 Nimonic 90 Nimonic 75 Nimonic 80A Inconel 706
· Hastelloy B-4
· Inconel 690
· Nimonic 115
· Inconel 706
· Inconel 617
· Incoloy 945
· Inconel 601
· Hastelloy G-3
· Alloy 31
· Udimet 500
6. Products Available
Hebei Metals can provide alloy 31 products in types of billets, bars, plates, pipes, tubes, fittings, flanges, valves and pressure vessels.
7. More Picture About Product
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