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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)
191 (≥) 848 (≥) 22 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

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
32 - -     0.33 -  
581 385 - 33.3 224   -  
479 - 12 41.2   323 444

Heat Treatment of steel grade A387 Grade 5 Class 1

Heat treated : 1451°C - 1484°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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