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A240 Type 310MoLN

America ASTM A240Type310MoLN 压力容器用耐热铬及铬镍不锈钢板、薄板及带材 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals A240 Type 310MoLN ASTM A240/A240M America 压力容器用耐热铬及铬镍不锈钢板、薄板及带材

Chemical composition(mass fraction)(wt.%) of the A240 Type 310MoLN

Element Min Max Similar
Si - 0.5000 -
S - 0.0100 -
P - 0.0300 -
Ni 20.5000 23.5000 -
N 0.0900 0.1500 -
Mo 1.6000 2.6000 -
Mn - 2.0000 -
Cr 24.0000 26.0000 -
C - 0.0200 -

Mechanical Properties of steel grade A240 Type 310MoLN

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)
971 (≥) 214 (≥) 32 13 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade A240 Type 310MoLN

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
43 - -     0.41 -  
656 929 - 33.3 114   -  
719 - 42 31.2   234 431

Heat Treatment of steel grade A240 Type 310MoLN

Heat treated : 1966°C - 1871°C

Technological Curves of steel grade A240 Type 310MoLN

Cross Reference Table (Equivalent Grade) of A240 Type 310MoLN

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