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Germany DIN D1a Electro Sheets; Magnetic Materials for Transformers and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: D1a / D 1 a
Category Grade Standard Region/Area Standard Content
Metals D 1 a DIN 41301 Germany Electro Sheets; Magnetic Materials for Transformers

Chemical composition(mass fraction)(wt.%) of the D 1 a

Element Min Max Similar

Mechanical Properties of steel grade D 1 a

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)
215 (≥) 177 (≥) 22 14 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade D 1 a

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
14 - -     0.44 -  
471 687 - 43.3 343   -  
819 - 12 11.2   412 414

Heat Treatment of steel grade D 1 a

Heat treated : 1418°C - 1755°C

Technological Curves of steel grade D 1 a

Cross Reference Table (Equivalent Grade) of D 1 a

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