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EU EN S550NC 冷轧用细晶粒钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S550NC / S 550 NC
Category Grade Standard Region/Area Standard Content
Metals S 550 NC -- EU 冷轧用细晶粒钢

Chemical composition(mass fraction)(wt.%) of the S 550 NC

Element Min Max Similar

Mechanical Properties of steel grade S 550 NC

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)
872 (≥) 379 (≥) 33 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade S 550 NC

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
22 - -     0.34 -  
752 641 - 32.3 234   -  
716 - 22 22.2   241 331

Heat Treatment of steel grade S 550 NC

Heat treated : 1878°C - 1853°C

Technological Curves of steel grade S 550 NC

Cross Reference Table (Equivalent Grade) of S 550 NC

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