USA SAE A 534 (2009), A 534 18CrNiMo7-6 Specialsteel Carburizing Steels for Anti-Friction Bearings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 534 18CrNiMo7-6 | Precipitation-Hardening | SAE | USA | Carburizing Steels for Anti-Friction Bearings |
C | Si | Mn | P | S | Ni | Cr | Al | Cu | Ti | Fe | N | Mo | W |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
≤0.20 | ≤0.50 | ≤1.00 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤12.50 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤remaining | ≤ ≥ | ≤ ≥ | ≤3.00 |
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) |
---|---|---|---|---|---|---|
667 (≥) | 456 (≥) | 24 | 14 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 234 |
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 |
---|---|---|---|---|---|---|---|
24 | - | - | 0.33 | - | |||
163 | 434 | - | 23.3 | 322 | - | ||
214 | - | 14 | 42.2 | 211 | 421 |
Heat treated : 1148°C - 1412°C
Grade | Standard | Country | Application |
---|---|---|---|
1.4418 | |||
1.4418 | |||
S41800 | |||
S41800 | |||
418 | |||
S41800 | |||
AMS 6418F | |||
UNS W50418 | |||
UNS W21418 | |||
SCM418 | |||
SCM418H | |||
SCM418TK | |||
418(S41800) | |||
Type418(GreekAscollOy) | |||
S41800 | |||
UNS S41800 | |||
1.4418 | |||
1.4418 | |||
GH4180 | |||
GH4180 |
A 534 (2009) | Carburizing Steels for Anti-Friction Bearings | A-534-(2009).pdf |
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