USA MIL MIL S 8840B (1965), MIL H 6875H (1989), AM350 Specialsteel 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 |
| C | Mn | P | S | Si | Ni | Cr | Mo | N |
|---|---|---|---|---|---|---|---|---|
| 0.0700 -0.1100 | 0.5000 -1.2500 | ≤0.0400 | ≤0.0300 | ≤0.5000 | 4.0000 -5.0000 | 16.0000 -17.0000 | 2.5000 -3.2500 | 0.0700 -0.1300 |
| 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) |
|---|---|---|---|---|---|---|
| 969 (≥) | 346 (≥) | 12 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 431 |
| 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 | - | - | 0.24 | - | |||
| 144 | 837 | - | 11.3 | 413 | - | ||
| 524 | - | 41 | 32.2 | 131 | 142 |
Heat treated : 1639°C - 1364°C
| MIL S 8840B (1965) | Steel sheet and strip, corrosion-resistant, precipitation hardening (AM350 and AM355), premium quality | MIL-S-8840B---(1965).pdf |
| MIL H 6875H (1989) | Heat treatment of steel, process for | MIL-H-6875H---(1989).pdf |
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
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