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Hungary MSZ E420D Structural steels for welding purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E420D / E 420 D
Category Grade Standard Region/Area Standard Content
Metals E 420 D MSZ 6280 Hungary Structural steels for welding purposes

Chemical composition(mass fraction)(wt.%) of the E 420 D

Element Min Max Similar

Mechanical Properties of steel grade E 420 D

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)
939 (≥) 532 (≥) 13 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade E 420 D

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
23 - -     0.42 -  
977 737 - 12.3 412   -  
255 - 21 24.2   213 314

Heat Treatment of steel grade E 420 D

Heat treated : 1129°C - 1143°C

Technological Curves of steel grade E 420 D

Cross Reference Table (Equivalent Grade) of E 420 D

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