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A240 N08926

America ASTM A240N08926 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: A240N08926 / A240 N08926
Category Grade Standard Region/Area Standard Content
Metals A240 N08926 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 N08926

Element Min Max Similar
N 0.1500 0.2500 -
Cu 0.5000 1.5000 -
Mo 6.0000 7.0000 -
Ni 24.0000 26.0000 -
Cr 19.0000 21.0000 -
P - 0.0300 -
S - 0.0100 -
Mn - 2.0000 -
Si - 0.5000 -
C - 0.0200 -
Si - 0.5000 -
S - 0.0100 -
P - 0.0300 -
Ni 24.0000 26.0000 -
N 0.1500 0.2500 -
Mo 6.0000 7.0000 -
Mn - 2.0000 -
Cu 0.5000 1.5000 -
Cr 19.0000 21.0000 -
C - 0.0200 -

Mechanical Properties of steel grade A240 N08926

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)
163 (≥) 858 (≥) 11 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade A240 N08926

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
14 - -     0.43 -  
834 962 - 14.3 441   -  
748 - 43 14.2   442 233

Heat Treatment of steel grade A240 N08926

Heat treated : 1139°C - 1234°C

Technological Curves of steel grade A240 N08926

Cross Reference Table (Equivalent Grade) of A240 N08926

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