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A325 Type 3D

America ASTM A325Type3D 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: A325Type3D / A325 Type 3D
Category Grade Standard Region/Area Standard Content
Metals A325 Type 3D ASTM A325 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 A325 Type 3D

Element Min Max Similar
Ti - 0.0500 -
Si 0.2500 0.5000 -
S - 0.0400 -
P - 0.0350 -
Ni 0.5000 0.8000 -
Mo - 0.1000 -
Mn 0.4000 1.2000 -
Cu 0.3000 0.5000 -
Cr 0.5000 1.0000 -
C 0.1500 0.2500 -

Mechanical Properties of steel grade A325 Type 3D

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)
396 (≥) 463 (≥) 41 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade A325 Type 3D

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
13 - -     0.31 -  
394 684 - 21.3 112   -  
195 - 22 12.2   132 221

Heat Treatment of steel grade A325 Type 3D

Heat treated : 1724°C - 1169°C

Technological Curves of steel grade A325 Type 3D

Cross Reference Table (Equivalent Grade) of A325 Type 3D

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