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A387 Grade 5 Class 1

America ASTM A387Grade5Class1 压力容器板,合金钢,铬钼 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals A387 Grade 5 Class 1 ASTM A387/A387M America 压力容器板,合金钢,铬钼

Chemical composition(mass fraction)(wt.%) of the A387 Grade 5 Class 1

Element Min Max Similar

Mechanical Properties of steel grade A387 Grade 5 Class 1

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)
392 (≥) 885 (≥) 21 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade A387 Grade 5 Class 1

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
42 - -     0.41 -  
834 133 - 44.3 144   -  
436 - 34 11.2   343 432

Heat Treatment of steel grade A387 Grade 5 Class 1

Heat treated : 1618°C - 1266°C

Technological Curves of steel grade A387 Grade 5 Class 1

Cross Reference Table (Equivalent Grade) of A387 Grade 5 Class 1

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