SUS 302B Stainless Steels to G 4304 (2010)

SUS 302B - Specification & Application

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

Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Chemical composition(wt.%) of SUS 302B grade: to G 4304 (2010)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si 2.00 3.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 17.0 19.0
Ni 8.00 10.0

SUS 302B - Detail

Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Mechanical properties of grade SUS 302B G 4304 (2010)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
981 (≥) 735 (≥) 44 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical properties of grade SUS 302B G 4304 (2010)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
237 (≥) 959 (≥) 34 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 211
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
587 248 255

Equivalent Products

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