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A405 Grade P24

America ASTM A405GradeP24 高温工作状态特殊热处理无缝铁素体合金钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A405GradeP24 / A405 Grade P24
Category Grade Standard Region/Area Standard Content
Metals A405 Grade P24 ASTM A405 America 高温工作状态特殊热处理无缝铁素体合金钢管

Chemical composition(mass fraction)(wt.%) of the A405 Grade P24

Element Min Max Similar
V 0.1500 0.2500 -
Si 0.1000 0.3500 -
S - 0.0300 -
P - 0.0300 -
Mo 0.8700 1.1300 -
Mn 0.3000 0.6000 -
Cr 0.8000 1.2500 -
C - 0.1500 -

Mechanical Properties of steel grade A405 Grade P24

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)
738 (≥) 583 (≥) 21 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade A405 Grade P24

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
44 - -     0.24 -  
377 121 - 14.3 412   -  
592 - 12 31.2   432 324

Heat Treatment of steel grade A405 Grade P24

Heat treated : 1585°C - 1629°C

Technological Curves of steel grade A405 Grade P24

Cross Reference Table (Equivalent Grade) of A405 Grade P24

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