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蒙自Hastelloy B-3
Excellent corrosion resistance to hydrochloric acid at all concentrations and temperatures
Withstands sulphuric, acetic, formic & phosphoric acids & other non-oxidising media
Excellent resistance to pitting corrosion & stress corrosion cracking
Withstands sulphuric, acetic, formic & phosphoric acids & other non-oxidising media
Excellent resistance to pitting corrosion & stress corrosion cracking
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产品描述
| Element | Min % | Max % |
| Ni | 65.00 | – |
| Cr | 1.00 | 3.00 |
| Mo | 27.00 | 32.00 |
| Fe | 1.00 | 3.00 |
| W | – | 3.00 |
| C | – | 0.01 |
| Si | – | 0.10 |
| Co | – | 3.00 |
| Mn | – | 3.00 |
| V | – | 0.20 |
| P | – | 0.03 |
| S | – | 0.01 |
| Ti | – | 0.20 |
| Cu | – | 0.20 |
| Al | – | 0.50 |
| Zr | – | 0.10 |
| Nb/Cb | – | 0.20 |
| Ta | – | 0.20 |
| Ni+Mo | 94.00 | 98.00 |
Designations: AWS 051
Specifications: ASTM B335,ASTM B619
Alloy Details
| Density | Melting Point | Coefficient of Expansion | Modulus of Rigidity | Modulus of Elasticity |
| 9.22 g/cm³ | 1418 °C | 10.6 μm/m °C (20 – 100 °C) | 83 kN/mm² | 216 kN/mm² |
| 0.333 lb/in³ | 2585 °F | 5.7 x 10-6 in/in °F (70 – 212 °F) | 12038 ksi | 31329 ksi |
Heat treatment of finished parts
| Condition as supplied by AWI | Type | Temperature | Time | Cooling |
| Annealed or Spring Temper | Stress Relieve | 400 – 450 °C (750 – 840 °F) | 2 Hr | Air |
Properties
| Annealed | ||
| Approx. tensile strength | <1200 N/mm² | <174 ksi |
| Approx. operating temperature depending on loading and environment | -200 to +400 °C | -330 to +750 °F |
| Spring Temper | ||
| Approx. tensile strength | 1600 – 2000 N/mm² | 232 – 290 ksi |
| Approx. operating temperature depending on loading and environment | -200 to +400 °C | -330 to +750 °F |
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