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Korea KS SNFC780Y Electrolytic zinc - nickel coated steel sheets and strips for automobil and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNFC780Y / SNFC780Y
Category Grade Standard Region/Area Standard Content
Metals SNFC780Y KS D 3855 Korea Electrolytic zinc - nickel coated steel sheets and strips for automobil

Chemical composition(mass fraction)(wt.%) of the SNFC780Y

Element Min Max Similar

Mechanical Properties of steel grade SNFC780Y

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)
292 (≥) 787 (≥) 14 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade SNFC780Y

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
11 - -     0.22 -  
993 798 - 21.3 341   -  
614 - 32 11.2   432 131

Heat Treatment of steel grade SNFC780Y

Heat treated : 1332°C - 1938°C

Technological Curves of steel grade SNFC780Y

Cross Reference Table (Equivalent Grade) of SNFC780Y

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