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Japan DAIDO DRM3 工具钢产品列表 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: DRM3 / DRM3
Category Grade Standard Region/Area Standard Content
Metals DRM3 DAIDO TSPL Japan 工具钢产品列表

Chemical composition(mass fraction)(wt.%) of the DRM3

Element Min Max Similar

Mechanical Properties of steel grade DRM3

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 (≥) 841 (≥) 24 44 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade DRM3

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
24 - -     0.31 -  
773 299 - 24.3 141   -  
218 - 44 11.2   412 443

Heat Treatment of steel grade DRM3

Heat treated : 1529°C - 1671°C

Technological Curves of steel grade DRM3

Cross Reference Table (Equivalent Grade) of DRM3

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