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Japan JIS SNB23-2 特殊应用螺栓合金钢棒材料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNB23-2 / SNB 23-2
Category Grade Standard Region/Area Standard Content
Metals SNB 23-2 JIS G4108 Japan 特殊应用螺栓合金钢棒材料

Chemical composition(mass fraction)(wt.%) of the SNB 23-2

Element Min Max Similar

Mechanical Properties of steel grade SNB 23-2

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)
424 (≥) 217 (≥) 21 13 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade SNB 23-2

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
12 - -     0.33 -  
594 438 - 21.3 123   -  
248 - 32 13.2   334 134

Heat Treatment of steel grade SNB 23-2

Heat treated : 1589°C - 1475°C

Technological Curves of steel grade SNB 23-2

Cross Reference Table (Equivalent Grade) of SNB 23-2

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