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SWRH77B-P

China 鞍钢Q/ASB SWRH77B-P 钢丝绳用盘条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWRH77B-P / SWRH77B-P
Category Grade Standard Region/Area Standard Content
Metals SWRH77B-P Q/ASB 300 China 钢丝绳用盘条

Chemical composition(mass fraction)(wt.%) of the SWRH77B-P

Element Min Max Similar
Cu - 0.2000 -
Cr - 0.2000 -
Ni - 0.2000 -
S - 0.0250 -
P - 0.0250 -
Mn 0.6000 0.9000 -
Si 0.1500 0.3500 -
C 0.7400 0.8100 -

Mechanical Properties of steel grade SWRH77B-P

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)
647 (≥) 338 (≥) 43 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade SWRH77B-P

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
21 - -     0.32 -  
764 255 - 21.3 113   -  
197 - 32 12.2   114 343

Heat Treatment of steel grade SWRH77B-P

Heat treated : 1393°C - 1132°C

Technological Curves of steel grade SWRH77B-P

Cross Reference Table (Equivalent Grade) of SWRH77B-P

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