China GBT Cr20Ni35 High resistance alloys for electrical heating and Cr20Ni35 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | Special Alloy | Cr20Ni35 | GBT | China | High resistance alloys for electrical heating |
1Cr13Al4 |
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0Cr25Al5 |
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0Cr23Al5 |
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0Cr21Al6 |
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1Cr20Al3 |
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0Cr21Al6Nb |
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0Cr27Al7Mo2 |
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Cr20Ni80 |
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Cr30Ni70 |
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Cr15Ni60 |
Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
837 (≥) | 764 (≥) | 34 | 44 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 413 |
Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
---|---|---|---|---|---|---|---|
12 | - | - | 0.31 | - | |||
388 | 316 | - | 23.3 | 441 | - | ||
623 | - | 13 | 44.2 | 144 | 344 |
Heat treated : 1288°C - 1656°C
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