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Japan JIS SWRY21 包覆熔接條心線用線料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWRY21 / SWRY 21
Category Grade Standard Region/Area Standard Content
Metals SWRY 21 JIS G3503 Japan 包覆熔接條心線用線料

Chemical composition(mass fraction)(wt.%) of the SWRY 21

Element Min Max Similar
Si - 0.0300 -
S - 0.0230 -
P - 0.0200 -
Mn 0.3500 0.6500 -
Cu - 0.2000 -
C 0.1000 0.1500 -

Mechanical Properties of steel grade SWRY 21

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)
347 (≥) 449 (≥) 33 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade SWRY 21

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 - -     0.12 -  
961 888 - 21.3 312   -  
284 - 31 34.2   233 441

Heat Treatment of steel grade SWRY 21

Heat treated : 1448°C - 1575°C

Technological Curves of steel grade SWRY 21

Cross Reference Table (Equivalent Grade) of SWRY 21

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