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China GB 20MnSiV 钢筋混凝土用热轧带肋钢筋 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 20MnSiV / 20MnSiV
Category Grade Standard Region/Area Standard Content
Metals 20MnSiV GB 1499 China 钢筋混凝土用热轧带肋钢筋

Chemical composition(mass fraction)(wt.%) of the 20MnSiV

Element Min Max Similar
V 0.0400 0.1200 -
Si 0.2000 0.8000 -
S - 0.0450 -
P - 0.0450 -
Mn 1.2000 1.6000 -
C 0.1700 0.2500 -

Mechanical Properties of steel grade 20MnSiV

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)
965 (≥) 156 (≥) 11 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade 20MnSiV

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 - -     0.24 -  
727 217 - 34.3 222   -  
456 - 11 22.2   311 314

Heat Treatment of steel grade 20MnSiV

Heat treated : 1728°C - 1348°C

Technological Curves of steel grade 20MnSiV

Cross Reference Table (Equivalent Grade) of 20MnSiV

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