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JIS G4307 SUS302 Cold-Rolled Stainless Steel – Solution-Annealed Grade

Properties

General

Property	Temperature	Value	Comment
Density	20.0 °C	7.9 - 8.2 g/cm³	Typical for Austenitic Stainless Steel

Mechanical

Property	Temperature	Value	Comment
Elastic modulus	20.0 °C	195 GPa	Typical for Austenitic Stainless Steel
Elongation	20.0 °C	40 %
Poisson's ratio	20.0 °C	0.3 [-]	Typical for Austenitic Stainless Steel
Tensile strength	20.0 °C	520 MPa
Yield strength	20.0 °C	206 MPa

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	20.0 °C	1.7E-5 - 1.9E-5 1/K	Typical for Austenitic Stainless Steel
Melting point		1375 - 1450 °C	Typical for Austenitic Stainless Steel
Specific heat capacity	20.0 °C	440 J/(kg·K)	Typical for Austenitic Stainless Steel
Thermal conductivity	20.0 °C	11 - 21 W/(m·K)	Typical for Austenitic Stainless Steel

Electrical

Property	Temperature	Value	Comment
Electrical resistivity	20.0 °C	8.5E-7 Ω·m	Typical for Austenitic Stainless Steel

Chemical properties

Property	Value
Carbon	0.15 %
Chromium	17 - 19 %
Iron	67.78 - 75 %
Manganese	2 %
Nickel	8 - 10 %
Phosphorus	0.04 %
Silicon	1 %
Sulfur	0.03 %

Technological properties

Property
Processing history	cold-rolled, solution annealed

SUS420J1 (JIS G4306) Hot‑Rolled & Annealed – Premium Martensitic Stainless Steel JIS G4307 SUS304 Cold‑Rolled Stainless Steel – Solution Annealed for Superior Corrosion Resistance

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