USA AISI AISI 650 precipitation hardening and AISI 650 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Special Steel | AISI 650 | AISI | USA | precipitation hardening | 
| UNS S41800 | |||||
| UNS S41800 | |||||
| ASTM 616 | |||||
| ASTM 616 | |||||
| UNS S42200 | |||||
| UNS S42200 | |||||
| ASTM 619 | |||||
| ASTM 619 | |||||
| UNS S42300 | |||||
| UNS S42300 | 
| 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) | 
|---|---|---|---|---|---|---|
| 735 (≥) | 494 (≥) | 22 | 34 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 21 | - | - | 0.41 | - | |||
| 498 | 615 | - | 42.3 | 411 | - | ||
| 665 | - | 22 | 21.2 | 122 | 341 | 
Heat treated : 1977°C - 1264°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| AISI 431 | AISI | USA | Martensitic special steel | 
| AISI 440A | AISI | China | Martensitic special steel | 
| AISI 440B | AISI | USA | Martensitic special steel | 
| AISI 440F | AISI | USA | Martensitic special steel | 
| AISI 440F Se | AISI | USA | Martensitic special steel | 
| AISI 501 | AISI | USA | Martensitic special steel | 
| AISI 501A | AISI | USA | Martensitic special steel | 
| AISI 501B | AISI | USA | Martensitic special steel | 
| AISI 502 | AISI | USA | Martensitic special steel | 
| AISI 503 | AISI | USA | Martensitic special steel | 
| AISI 504 | AISI | USA | Martensitic special steel | 
| AISI S13800 | USA | precipitation hardening | |
| AISI S15500 | AISI | USA | precipitation hardening | 
| AISI 632 | AISI | USA | precipitation hardening | 
| AISI 630 | AISI | USA | precipitation hardening | 
| AISI 635 | AISI | USA | precipitation hardening | 
| AISI 631 | AISI | USA | precipitation hardening | 
| AISI 633 | AISI | USA | precipitation hardening | 
| AISI 633 | AISI | USA | precipitation hardening | 
| AISI 634 | AISI | USA | precipitation hardening | 
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