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America UNS S40300 马氏体不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S40300 / S40300
Category Grade Standard Region/Area Standard Content
Metals S40300 -- America 马氏体不锈钢

Chemical composition(mass fraction)(wt.%) of the S40300

Element Min Max Similar

Mechanical Properties of steel grade S40300

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)
674 (≥) 246 (≥) 21 34 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade S40300

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 - -     0.41 -  
223 625 - 13.3 131   -  
926 - 34 22.2   212 413

Heat Treatment of steel grade S40300

Heat treated : 1622°C - 1499°C

Technological Curves of steel grade S40300

Cross Reference Table (Equivalent Grade) of S40300

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