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Korea KS HSWR77B 高碳鋼線材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HSWR77B / HSWR 77B
Category Grade Standard Region/Area Standard Content
Metals HSWR 77B KS D 3559 Korea 高碳鋼線材

Chemical composition(mass fraction)(wt.%) of the HSWR 77B

Element Min Max Similar

Mechanical Properties of steel grade HSWR 77B

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)
119 (≥) 655 (≥) 31 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade HSWR 77B

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
41 - -     0.14 -  
285 486 - 12.3 233   -  
527 - 13 31.2   343 331

Heat Treatment of steel grade HSWR 77B

Heat treated : 1361°C - 1191°C

Technological Curves of steel grade HSWR 77B

Cross Reference Table (Equivalent Grade) of HSWR 77B

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