China GB GB 4238 (1992) , GB/T 1220 (1992) , GB/T 3280 (2007) , GB/T 4226 (2004) , GB/T 4237 (1992), GB/T 4239 (1991) , GB/T 8732 (1988) , 1Cr12 Specialsteel Heat-resisting steel sheets and plates and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | 1Cr12 | Martensite | GB | China | Heat-resisting steel sheets and plates |
C | Si | Mn | P | S | Ni | Cr |
---|---|---|---|---|---|---|
≤0.15 | ≤0.50 | ≤1.00 | ≤0.035 | ≤0.030 | ≤0.60 | 11.50 -13.00 |
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) |
---|---|---|---|---|---|---|
341 (≥) | 647 (≥) | 12 | 24 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 111 |
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 |
---|---|---|---|---|---|---|---|
34 | - | - | 0.12 | - | |||
497 | 829 | - | 21.3 | 434 | - | ||
376 | - | 11 | 32.2 | 241 | 342 |
Heat treated : 1928°C - 1871°C
Grade | Standard | Country | Application |
---|---|---|---|
1Cr12 | |||
1Cr12 | |||
1Cr12 | |||
1Cr12Ni3Mo2VN Steel for Turbine Blades |
GB 4238 (1992) | Heat-resisting steel sheets and plates | GB-4238--(1992)--.pdf |
GB/T 1220 (1992) | Stainless steel bars | GB-T-1220--(1992)-.pdf |
GB/T 3280 (2007) | Cold rolled stainless steel sheets and plates | GB-T-3280--(2007)--.pdf |
GB/T 4226 (2004) | Cold finished stainless steel bars | GB-T-4226--(2004)-.pdf |
GB/T 4237 (1992) | Hot rolled stainless steel sheets and plates | GB-T-4237--(1992).pdf |
GB/T 4239 (1991) | Cold rolled stainless steel and heat resisting steel strips | GB-T-4239--(1991)-.pdf |
GB/T 8732 (1988) | Steels of blade for steam turbine | GB-T-8732--(1988)--.pdf |
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