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Germany DIN Ms70 Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ms70 / Ms70
Category Grade Standard Region/Area Standard Content
Metals Ms70 DIN 17660 Germany Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition

Chemical composition(mass fraction)(wt.%) of the Ms70

Element Min Max Similar
Total Ni - 0.3000 -
Total oth. - 0.0500 -
Mn - 0.0500 -
Ni - 0.2000 -
Cu 69.0000 71.0000 -
Al - 0.0200 -
Zn - - -
Sn - 0.0500 -
Sb - 0.0100 -
Fe - 0.0500 -
Pb - 0.0500 -
Zn - - -
Total oth. - 0.0500 -
Total Ni - 0.3000 -
Sn - 0.0500 -
Sb - 0.0100 -
Pb - 0.0500 -
Ni - 0.2000 -
Mn - 0.0500 -
Fe - 0.0500 -
Cu 69.0000 71.0000 -
Al - 0.0200 -
Zn - - -
Total oth. - 0.0500 -
Total Ni - 0.3000 -
Sn - 0.0500 -
Sb - 0.0100 -
Pb - 0.0500 -
Ni - 0.2000 -
Mn - 0.0500 -
Fe - 0.0500 -
Cu 69.0000 71.0000 -
Al - 0.0200 -
Zn - - -
Total oth. - 0.0500 -
Total Ni - 0.3000 -
Sn - 0.0500 -
Sb - 0.0100 -
Pb - 0.0500 -
Ni - 0.2000 -
Mn - 0.0500 -
Fe - 0.0500 -
Cu 69.0000 71.0000 -
Al - 0.0200 -
Zn - - -
Total Others - 0.1000 -
Sn - 0.0500 -
Pb - 0.0500 -
Ni - 0.2000 -
Fe - 0.0500 -
Cu 69.0000 71.0000 -
Al - 0.0200 -

Mechanical Properties of steel grade Ms70

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)
313 (≥) 341 (≥) 14 41 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade Ms70

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 - -     0.43 -  
965 341 - 11.3 324   -  
223 - 31 32.2   314 323

Heat Treatment of steel grade Ms70

Heat treated : 1944°C - 1216°C

Technological Curves of steel grade Ms70

Cross Reference Table (Equivalent Grade) of Ms70

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