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Germany SEW ZStE340 High yield strength cold rolled microalloyed steel. Technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZStE340 / ZStE 340
Category Grade Standard Region/Area Standard Content
Metals ZStE 340 SEW 093 Germany High yield strength cold rolled microalloyed steel. Technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the ZStE 340

Element Min Max Similar

Mechanical Properties of steel grade ZStE 340

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)
129 (≥) 615 (≥) 42 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade ZStE 340

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 -  
942 477 - 43.3 234   -  
841 - 14 31.2   342 311

Heat Treatment of steel grade ZStE 340

Heat treated : 1973°C - 1544°C

Technological Curves of steel grade ZStE 340

Cross Reference Table (Equivalent Grade) of ZStE 340

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