440A Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Stainless Steel | 440A | |||
S42023 |
|||||
616 |
|||||
S42200 |
|||||
S42225 |
|||||
619 |
|||||
S42300 |
|||||
439 |
|||||
S43035 |
|||||
431 |
|||||
S43100 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.60-0.75 | 1.00 | 1.00 | 0.040 | 0.030 | 16.0-18.0 | |
Mo | Al | Cu | Nb | Ti | V | Ce |
≤0.75 | ||||||
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) |
---|---|---|---|---|---|---|
929 (≥) | 872 (≥) | 43 | 22 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
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 |
---|---|---|---|---|---|---|---|
32 | - | - | 0.12 | - | |||
123 | 456 | - | 31.3 | 214 | - | ||
582 | - | 13 | 44.2 | 313 | 324 |
Heat treated : 1742°C - 1549°C
Grade | Standard | Country | Application |
---|---|---|---|
AISI 440A | AISI | China | Martensitic special steel |
ASTM 440A | ASTM | USA | Martensitic special steel |
SUS440A | JIS | Japan | Martensitic special steel |
STS440A | martensitic steel | ||
STS440A | martensitic steel | ||
CNS 440A | China | CNS standard martensite stainless steel | |
CNS 440A | China | China Taiwan Stainless steel | |
CNS 440A | China | China Taiwan Stainless steel |
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