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A240 Type XM-33

America ASTM A240TypeXM-33 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.

Datasheet for: Metals: A240TypeXM-33 / A240 Type XM-33
Category Grade Standard Region/Area Standard Content
Metals A240 Type XM-33 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 XM-33

Element Min Max Similar
Ti 0.2000 1.0000 -
Si - 0.7500 -
S - 0.0200 -
P - 0.0400 -
Ni - 0.5000 -
N - 0.0400 -
Mo 0.7500 1.5000 -
Mn - 0.7500 -
Cu - 0.2000 -
Cr 25.0000 27.0000 -
C - 0.0600 -

Mechanical Properties of steel grade A240 Type XM-33

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)
214 (≥) 266 (≥) 22 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade A240 Type XM-33

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
11 - -     0.42 -  
768 863 - 43.3 132   -  
275 - 31 44.2   334 133

Heat Treatment of steel grade A240 Type XM-33

Heat treated : 1745°C - 1865°C

Technological Curves of steel grade A240 Type XM-33

Cross Reference Table (Equivalent Grade) of A240 Type XM-33

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