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A234 Grade WP 24

America ASTM A234GradeWP24 中温和高温下使用的锻制碳素钢及合金钢管配件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A234GradeWP24 / A234 Grade WP 24
Category Grade Standard Region/Area Standard Content
Metals A234 Grade WP 24 ASTM A234/A234M America 中温和高温下使用的锻制碳素钢及合金钢管配件

Chemical composition(mass fraction)(wt.%) of the A234 Grade WP 24

Element Min Max Similar
C 0.0500 0.1000 -
Mn 0.3000 0.7000 -
P - 0.0200 -
S - 0.0100 -
Si 0.1500 0.4500 -
Cr 2.2000 2.6000 -
Mo 0.9000 1.1000 -
Cu 0.7500 1.2500 -
V 0.2000 0.3000 -
Ti 0.0600 0.1000 -
B 0.0015 0.0070 -
Al - 0.0200 -
N - 0.1200 -

Mechanical Properties of steel grade A234 Grade WP 24

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)
236 (≥) 852 (≥) 24 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade A234 Grade WP 24

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
22 - -     0.11 -  
344 451 - 12.3 243   -  
395 - 21 22.2   422 443

Heat Treatment of steel grade A234 Grade WP 24

Heat treated : 1922°C - 1754°C

Technological Curves of steel grade A234 Grade WP 24

Cross Reference Table (Equivalent Grade) of A234 Grade WP 24

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