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ECCS T550+CE

Korea KS ECCST550+CE Cold - reduced electrolytic chromium/chromium oxide - coated steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ECCST550+CE / ECCS T550+CE
Category Grade Standard Region/Area Standard Content
Metals ECCS T550+CE KS D ISO 11950 Korea Cold - reduced electrolytic chromium/chromium oxide - coated steel

Chemical composition(mass fraction)(wt.%) of the ECCS T550+CE

Element Min Max Similar

Mechanical Properties of steel grade ECCS T550+CE

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)
414 (≥) 229 (≥) 23 43 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade ECCS T550+CE

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
43 - -     0.42 -  
127 558 - 43.3 332   -  
427 - 14 42.2   313 241

Heat Treatment of steel grade ECCS T550+CE

Heat treated : 1237°C - 1263°C

Technological Curves of steel grade ECCS T550+CE

Cross Reference Table (Equivalent Grade) of ECCS T550+CE

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