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Description

Japan FED G 4304 (2010) , G 4305 (2010) , G 4312 (2011) , SUS 302B Specialsteel Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 302B
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 302B Austenite FED Japan Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

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

C Si Mn P S Cr Ni
≤0.15 2.00 -3.00 ≤2.00 ≤0.045 ≤0.03 17.0 -19.0 8.00 -10.0

Mechanical Properties of steel grade SUS 302B

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)
257 (≥) 928 (≥) 32 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade SUS 302B

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
34 - -     0.24 -  
375 215 - 42.3 134   -  
511 - 21 11.2   141 324

Heat Treatment of steel grade SUS 302B

Heat treated : 1843°C - 1887°C

Technological Curves of steel grade SUS 302B

Cross Reference Table (Equivalent Grade) of SUS 302B

Grade Standard Country Application
302B
302B
302B
SUS302B
SUS302B

Relevant standard of SUS 302B

G 4304 (2010) Hot-rolled stainless steel plates, sheet and strip G-4304--(2010)-.pdf
G 4305 (2010) Cold-rolled stainless steel plate, sheet and strip G-4305--(2010)--.pdf
G 4312 (2011) Heat-resisting steel plate, sheet and strip G-4312--(2011)--.pdf

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