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A 387 Grade 2

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China 鞍钢Q/ASB A387Grade2 压力容器用铬、钼合金钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A387Grade2 / A 387 Grade 2
Category Grade Standard Region/Area Standard Content
Metals A 387 Grade 2 Q/ASB 270 China 压力容器用铬、钼合金钢板

Chemical composition(mass fraction)(wt.%) of the A 387 Grade 2

Element Min Max Similar
Mo 0.4000 0.6500 -
Cr 0.4600 0.8500 -
S - 0.0250 -
P - 0.0250 -
Mn 0.5000 0.8000 -
Si 0.1300 0.4500 -
C 0.0400 0.2100 -

Mechanical Properties of steel grade A 387 Grade 2

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)
535 (≥) 634 (≥) 24 23 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade A 387 Grade 2

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
43 - -     0.34 -  
572 721 - 31.3 414   -  
176 - 42 11.2   131 142

Heat Treatment of steel grade A 387 Grade 2

Heat treated : 1577°C - 1382°C

Technological Curves of steel grade A 387 Grade 2

Cross Reference Table (Equivalent Grade) of A 387 Grade 2

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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