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China GB PSB930 预应力混凝土用螺纹钢筋 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: PSB930 / PSB930
Category Grade Standard Region/Area Standard Content
Metals PSB930 GB/T 20065 China 预应力混凝土用螺纹钢筋

Chemical composition(mass fraction)(wt.%) of the PSB930

Element Min Max Similar
P - 0.0350 -
S - 0.0350 -

Mechanical Properties of steel grade PSB930

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)
253 (≥) 741 (≥) 23 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade PSB930

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 - -     0.12 -  
597 944 - 22.3 341   -  
164 - 41 11.2   331 114

Heat Treatment of steel grade PSB930

Heat treated : 1299°C - 1592°C

Technological Curves of steel grade PSB930

Cross Reference Table (Equivalent Grade) of PSB930

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