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SA-325 Type 3B

America ASME SA-325Type3B 钢结构螺栓,热处理,120/105 ksi 最小抗拉强度 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-325Type3B / SA-325 Type 3B
Category Grade Standard Region/Area Standard Content
Metals SA-325 Type 3B ASME SA-325 America 钢结构螺栓,热处理,120/105 ksi 最小抗拉强度

Chemical composition(mass fraction)(wt.%) of the SA-325 Type 3B

Element Min Max Similar

Mechanical Properties of steel grade SA-325 Type 3B

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)
697 (≥) 658 (≥) 42 24 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade SA-325 Type 3B

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
34 - -     0.32 -  
559 986 - 13.3 121   -  
311 - 42 32.2   412 244

Heat Treatment of steel grade SA-325 Type 3B

Heat treated : 1844°C - 1552°C

Technological Curves of steel grade SA-325 Type 3B

Cross Reference Table (Equivalent Grade) of SA-325 Type 3B

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