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Korea KS MS9 镁合金挤压型材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MS9 / MS9
Category Grade Standard Region/Area Standard Content
Metals MS9 KS D 6723 Korea 镁合金挤压型材

Chemical composition(mass fraction)(wt.%) of the MS9

Element Min Max Similar
Zn 1.7500 2.3000 -
Total Others - 0.3000 -
Total Each - 0.0500 -
Si - 0.1000 -
Ni - 0.0050 -
Mn 0.6000 1.3000 -
Mg - - -
Fe - 0.0600 -
Cu - 0.1000 -
Al - 0.1000 -

Mechanical Properties of steel grade MS9

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)
191 (≥) 657 (≥) 13 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade MS9

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 - -     0.22 -  
149 666 - 32.3 244   -  
888 - 41 31.2   112 311

Heat Treatment of steel grade MS9

Heat treated : 1981°C - 1733°C

Technological Curves of steel grade MS9

Cross Reference Table (Equivalent Grade) of MS9

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