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Germany DIN 1.0728 Free-cutting steels; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.0728 / 1.0728
Category Grade Standard Region/Area Standard Content
Metals 1.0728 DIN 1651 Germany Free-cutting steels; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the 1.0728

Element Min Max Similar

Mechanical Properties of steel grade 1.0728

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)
852 (≥) 931 (≥) 21 42 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 1.0728

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 - -     0.23 -  
513 495 - 13.3 312   -  
454 - 33 11.2   224 443

Heat Treatment of steel grade 1.0728

Heat treated : 1373°C - 1878°C

Technological Curves of steel grade 1.0728

Cross Reference Table (Equivalent Grade) of 1.0728

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