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Description

China CNS SWRCH17R China Taiwan Structural steel and SWRCH17R Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SWRCH17R
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SWRCH17R CNS China China Taiwan Structural steel
SNB16-3
SNB21-1-5
SNB22-1-5
SNB23-1-5
SNB24-1-5
SWRCH6R
SWRCH8R
SWRCH10R
SWRCH12R
SWRCH15R

Chemical composition(mass fraction)(wt.%) of the SWRCH17R

C(%) Si(%) Mn(%) P(%) S(%) Al(%)
0.15-0.20 0.30-0.60 0.04 Max 0.040

Mechanical Properties of steel grade SWRCH17R

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)
785 (≥) 389 (≥) 32 33 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade SWRCH17R

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 -  
749 727 - 44.3 234   -  
471 - 13 13.2   111 434

Heat Treatment of steel grade SWRCH17R

Heat treated : 1616°C - 1557°C

Technological Curves of steel grade SWRCH17R

Cross Reference Table (Equivalent Grade) of SWRCH17R

Grade Standard Country Application
SWRCH17R CNS China China Taiwan Structural steel

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