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Global 企业标准 DMV309 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: DMV309 / DMV 309
Category Grade Standard Region/Area Standard Content
Metals DMV 309 -- Global

Chemical composition(mass fraction)(wt.%) of the DMV 309

Element Min Max Similar

Mechanical Properties of steel grade DMV 309

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)
619 (≥) 748 (≥) 32 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade DMV 309

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
33 - -     0.13 -  
773 644 - 42.3 222   -  
258 - 34 32.2   212 132

Heat Treatment of steel grade DMV 309

Heat treated : 1991°C - 1974°C

Technological Curves of steel grade DMV 309

Cross Reference Table (Equivalent Grade) of DMV 309

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