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SBPRL 785/1030

China YB SBPRL785/1030 预应力混凝土用钢棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SBPRL785/1030 / SBPRL 785/1030
Category Grade Standard Region/Area Standard Content
Metals SBPRL 785/1030 YB/T 111 China 预应力混凝土用钢棒

Chemical composition(mass fraction)(wt.%) of the SBPRL 785/1030

Element Min Max Similar

Mechanical Properties of steel grade SBPRL 785/1030

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)
717 (≥) 171 (≥) 41 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade SBPRL 785/1030

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
24 - -     0.43 -  
434 892 - 33.3 313   -  
442 - 24 34.2   221 143

Heat Treatment of steel grade SBPRL 785/1030

Heat treated : 1181°C - 1476°C

Technological Curves of steel grade SBPRL 785/1030

Cross Reference Table (Equivalent Grade) of SBPRL 785/1030

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