AM350
USA MIL MIL S 8840B (1965) MIL H 6875H (1989) AM350 Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
USA MIL MIL S 8840B (1965) MIL H 6875H (1989) AM350 Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | AM350 | MIL | USA | Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality |
Chemical composition(mass fraction)(wt.%) of the AM350
Elements | Min.(≥) | Max.(≤) |
---|---|---|
C | 0.0700 | 0.1100 |
Mn | 0.5000 | 1.2500 |
P | - | 0.0400 |
S | - | 0.0300 |
Si | - | 0.5000 |
Ni | 4.0000 | 5.0000 |
Cr | 16.0000 | 17.0000 |
Mo | 2.5000 | 3.2500 |
N | 0.0700 | 0.1300 |
Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade AM350
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) |
---|---|---|---|---|---|---|
542 (≥) | 229 (≥) | 11 | 11 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 |
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 |
---|---|---|---|---|---|---|---|
41 | - | - | 0.11 | - | |||
272 | 285 | - | 13.3 | 233 | - | ||
539 | - | 12 | 12.2 | 412 | 421 |
Grade | Standard | Country | Application |
---|---|---|---|
AM350 | MIL | USA | Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality |
SAE AM350 | SAE | USA | Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered |
AMS AM350 | AMS | USA | Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered |
Standard No. | Description | Download |
---|---|---|
MIL S 8840B (1965) | Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality | |
MIL H 6875H (1989) | Heat treatment of steel, process for |