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Japan JIS SBC690 鏈條用鋼棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SBC690 / SBC 690
Category Grade Standard Region/Area Standard Content
Metals SBC 690 JIS G3105 Japan 鏈條用鋼棒

Chemical composition(mass fraction)(wt.%) of the SBC 690

Element Min Max Similar
Si 0.1500 0.5500 -
S - 0.0400 -
P - 0.0400 -
Other - - -
Mn 1.0000 1.9000 -
C - 0.3600 -

Mechanical Properties of steel grade SBC 690

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)
752 (≥) 656 (≥) 12 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SBC 690

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
43 - -     0.23 -  
133 964 - 14.3 113   -  
874 - 41 23.2   422 244

Heat Treatment of steel grade SBC 690

Heat treated : 1964°C - 1881°C

Technological Curves of steel grade SBC 690

Cross Reference Table (Equivalent Grade) of SBC 690

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