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America ASTM A98445 电阻焊接黑色平端钢衬管标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A98445 / A984 45
Category Grade Standard Region/Area Standard Content
Metals A984 45 ASTM A984/A984M America 电阻焊接黑色平端钢衬管标准规范

Chemical composition(mass fraction)(wt.%) of the A984 45

Element Min Max Similar

Mechanical Properties of steel grade A984 45

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)
888 (≥) 338 (≥) 43 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade A984 45

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
12 - -     0.11 -  
186 931 - 32.3 421   -  
449 - 31 43.2   422 322

Heat Treatment of steel grade A984 45

Heat treated : 1869°C - 1225°C

Technological Curves of steel grade A984 45

Cross Reference Table (Equivalent Grade) of A984 45

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