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Japan JIS SNB23-3 特殊应用螺栓合金钢棒材料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNB23-3 / SNB 23-3
Category Grade Standard Region/Area Standard Content
Metals SNB 23-3 JIS G4108 Japan 特殊应用螺栓合金钢棒材料

Chemical composition(mass fraction)(wt.%) of the SNB 23-3

Element Min Max Similar

Mechanical Properties of steel grade SNB 23-3

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)
549 (≥) 835 (≥) 42 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade SNB 23-3

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 - -     0.31 -  
748 536 - 42.3 112   -  
178 - 33 14.2   422 122

Heat Treatment of steel grade SNB 23-3

Heat treated : 1986°C - 1834°C

Technological Curves of steel grade SNB 23-3

Cross Reference Table (Equivalent Grade) of SNB 23-3

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