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SBPDN 1080/1230

Japan JIS SBPDN1080/1230 预应力混凝土用小尺寸螺纹钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SBPDN1080/1230 / SBPDN 1080/1230
Category Grade Standard Region/Area Standard Content
Metals SBPDN 1080/1230 JIS G3137 Japan 预应力混凝土用小尺寸螺纹钢

Chemical composition(mass fraction)(wt.%) of the SBPDN 1080/1230

Element Min Max Similar

Mechanical Properties of steel grade SBPDN 1080/1230

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)
998 (≥) 469 (≥) 24 41 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade SBPDN 1080/1230

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
14 - -     0.24 -  
642 494 - 13.3 444   -  
157 - 33 21.2   141 124

Heat Treatment of steel grade SBPDN 1080/1230

Heat treated : 1845°C - 1821°C

Technological Curves of steel grade SBPDN 1080/1230

Cross Reference Table (Equivalent Grade) of SBPDN 1080/1230

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