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Japan JIS SM50YA 銲接結構用軋鋼料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SM50YA / SM 50 YA
Category Grade Standard Region/Area Standard Content
Metals SM 50 YA JIS G3106 Japan 銲接結構用軋鋼料

Chemical composition(mass fraction)(wt.%) of the SM 50 YA

Element Min Max Similar
Si - 0.5500 -
S - 0.0350 -
P - 0.0350 -
Mn - 1.6000 -
C - 0.2000 -

Mechanical Properties of steel grade SM 50 YA

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)
541 (≥) 755 (≥) 22 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade SM 50 YA

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
13 - -     0.14 -  
575 818 - 12.3 213   -  
494 - 21 33.2   341 333

Heat Treatment of steel grade SM 50 YA

Heat treated : 1592°C - 1816°C

Technological Curves of steel grade SM 50 YA

Cross Reference Table (Equivalent Grade) of SM 50 YA

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