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A672 J 100 Class 3 Type D

America ASTM A672J100Class3TypeD 中温高压用电熔焊钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals A672 J 100 Class 3 Type D ASTM A672 America 中温高压用电熔焊钢管

Chemical composition(mass fraction)(wt.%) of the A672 J 100 Class 3 Type D

Element Min Max Similar
C - 0.2500 -
Mn 1.1500 1.5000 -
P - 0.0250 -
S - 0.0250 -
Si 0.1500 0.4000 -
Ni 0.2000 0.4000 -
Mo 0.4500 0.6000 -

Mechanical Properties of steel grade A672 J 100 Class 3 Type D

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)
212 (≥) 912 (≥) 32 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade A672 J 100 Class 3 Type D

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
22 - -     0.23 -  
453 448 - 12.3 113   -  
476 - 13 44.2   322 223

Heat Treatment of steel grade A672 J 100 Class 3 Type D

Heat treated : 1652°C - 1868°C

Technological Curves of steel grade A672 J 100 Class 3 Type D

Cross Reference Table (Equivalent Grade) of A672 J 100 Class 3 Type D

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