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SUS 302 WPA

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SUS 302 B SUS 302 WPB
#SUS-302

Description

Japan JIS G 4314 (1994), SUS 302 WPA Specialsteel Stainless steel wires for springs and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 302 WPA
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 302 WPA Austenite JIS Japan Stainless steel wires for springs

Chemical composition(mass fraction)(wt.%) of the SUS 302 WPA

C Si Mn P S Cr Ni Mo N
≤0.15 ≤1.00 ≤2.00 ≤0.045 ≤0.03 17.00 -19.00 8.00 -10.00 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade SUS 302 WPA

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)
571 (≥) 556 (≥) 41 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SUS 302 WPA

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
43 - -     0.23 -  
311 492 - 12.3 241   -  
734 - 11 34.2   222 132

Heat Treatment of steel grade SUS 302 WPA

Heat treated : 1375°C - 1362°C

Technological Curves of steel grade SUS 302 WPA

Relevant standard of SUS 302 WPA

G 4314 (1994) Stainless steel wires for springs G-4314-(1994).pdf
SUS 302 B SUS 302 WPB
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