SAE 8650H Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Carbon Steel | SAE 8650H | |||
SAE 8637H |
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UNS H86370 |
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SAE 8640H |
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UNS H86400 |
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SAE 8642H |
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UNS H86420 |
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SAE 8645H |
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UNS H86450 |
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SAE 86B45H |
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UNS H86451 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.47-0.54 | 0.15-0.35 | 0.7-1.05 | 0.04 | 0.03 | 0.35-0.65 | 0.35-0.75 |
Mo | Al | Cu | Nb | Ti | V | Ce |
0.15-0.25 | ≤0.35 | |||||
N | Co | Pb | B | Other | ||
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) |
---|---|---|---|---|---|---|
555 (≥) | 896 (≥) | 44 | 12 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 |
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 |
---|---|---|---|---|---|---|---|
14 | - | - | 0.13 | - | |||
388 | 471 | - | 21.3 | 331 | - | ||
823 | - | 44 | 31.2 | 321 | 423 |
Heat treated : 1595°C - 1733°C
Grade | Standard | Country | Application |
---|---|---|---|
SAE NVl(1541) | SAE | USA | precipitation hardening |
SAE NV2(1547) | SAE | USA | precipitation hardening |
SAE NV3 | SAE | USA | precipitation hardening |
SAE NV4(3140) | SAE | USA | precipitation hardening |
SAE NV5(8645) | SAE | USA | precipitation hardening |
SAE NV6(5150) | SAE | USA | precipitation hardening |
SAE NV7(4140) | SAE | USA | precipitation hardening |
SAE NV8 | USA | precipitation hardening | |
SAE NV9 | SAE | USA | precipitation hardening |
SAE HNVl | SAE | USA | precipitation hardening |
SAE HNV2 | SAE | USA | precipitation hardening |
SAE HNV3 | SAE | USA | precipitation hardening |
SAE HNV4 | SAE | USA | precipitation hardening |
SAE HNV5 | SAE | USA | precipitation hardening |
SAE HNV6 | SAE | USA | precipitation hardening |
SAE HNV7(71360) | SAE | USA | precipitation hardening |
SAE HNV8 | SAE | USA | precipitation hardening |
SAE EVl | SAE | USA | precipitation hardening |
SAE EV2 | SAE | USA | precipitation hardening |
SAE EV3 | SAE | USA | precipitation hardening |
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