China GB GB/T 14992 (2005) , GB/T 14993 (1994) , GH4037 Specialsteel Classification and designation for superalloys and high temperature intermetallic materials and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | GH4037 | GB | China | Classification and designation for superalloys and high temperature intermetallic materials |
C | Cr | Mo | Ni | W | Al | Ti | Fe | Si | Mn | P | S | B | Ce | V |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.03 -0.10 | 13.0 -16.0 | 2.00 -4.00 | ≤Remainder | 5.00 -7.00 | 1.70 -2.30 | 1.80 -2.30 | ≤5.0 | ≤0.40 | ≤0.50 | ≤0.015 | ≤0.010 | ≤0.02 | ≤0.02 | 0.10 -0.50 |
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) |
---|---|---|---|---|---|---|
373 (≥) | 642 (≥) | 31 | 33 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 211 |
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 |
---|---|---|---|---|---|---|---|
11 | - | - | 0.21 | - | |||
242 | 752 | - | 44.3 | 323 | - | ||
898 | - | 34 | 43.2 | 421 | 313 |
Heat treated : 1147°C - 1414°C
Grade | Standard | Country | Application |
---|---|---|---|
GH4037 |
GB/T 14992 (2005) | Classification and designation for superalloys and high temperature intermetallic materials | GB-T-14992--(2005)--.pdf |
GB/T 14993 (1994) | Hot-rolled heat-resisting superalloy bars for rotating parts | GB-T-14993--(1994)--.pdf |
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