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China GB DR225-35 电工用热轧硅钢薄钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: DR225-35 / DR225-35
Category Grade Standard Region/Area Standard Content
Metals DR225-35 GB 5212 China 电工用热轧硅钢薄钢板

Chemical composition(mass fraction)(wt.%) of the DR225-35

Element Min Max Similar

Mechanical Properties of steel grade DR225-35

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)
773 (≥) 323 (≥) 22 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade DR225-35

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
44 - -     0.32 -  
791 578 - 24.3 214   -  
646 - 42 34.2   341 433

Heat Treatment of steel grade DR225-35

Heat treated : 1532°C - 1362°C

Technological Curves of steel grade DR225-35

Cross Reference Table (Equivalent Grade) of DR225-35

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