China GBT 4J32 expansionalloy and 4J32 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Special Alloy | 4J32 | GBT | China | expansionalloy |
3J40 |
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3J53 |
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3J53P |
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3J53Y |
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3J58 |
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3J60 |
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3J63 |
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4J06 |
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4J28 |
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4J29 |
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Ni(%) | Cu(%) | Co(%) | Fe(%) |
---|---|---|---|---|---|---|---|---|
0.05 | ≤0.20 | 0.20-0.60 | 0.020 | 0.020 | 31.5-33.0 | 0.4-0.8 | 3.2-4.2 | Bal |
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) |
---|---|---|---|---|---|---|
189 (≥) | 815 (≥) | 41 | 41 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 344 |
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 |
---|---|---|---|---|---|---|---|
13 | - | - | 0.21 | - | |||
947 | 451 | - | 33.3 | 422 | - | ||
412 | - | 21 | 11.2 | 341 | 114 |
Heat treated : 1252°C - 1521°C
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