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China 宝钢Q/BQB SWRM17 轧制方坯 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWRM17 / SWRM17
Category Grade Standard Region/Area Standard Content
Metals SWRM17 Q/BQB 110 China 轧制方坯

Chemical composition(mass fraction)(wt.%) of the SWRM17

Element Min Max Similar
S - 0.0250 -
P - 0.0250 -
Mn 0.3000 0.6000 -
Si - 0.0300 -
C 0.1500 0.2000 -
P - 0.0350 -
S - 0.0350 -
Mn 0.3000 0.6000 -
Si - 0.0300 -
C 0.1500 0.2000 -
P - 0.0350 -
S - 0.0350 -
Mn 0.3000 0.6000 -
Si - 0.0300 -
C 0.1500 0.2000 -

Mechanical Properties of steel grade SWRM17

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)
217 (≥) 497 (≥) 21 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade SWRM17

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 - -     0.34 -  
819 335 - 34.3 322   -  
158 - 23 24.2   142 411

Heat Treatment of steel grade SWRM17

Heat treated : 1517°C - 1422°C

Technological Curves of steel grade SWRM17

Cross Reference Table (Equivalent Grade) of SWRM17

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