SUS 304 WPB Stainless Steels to G 4314 (1994)

SUS 304 WPB - Specification & Application

  • G 4314 (1994) - Stainless steel wires for springs

Stainless steel wires for springs

Chemical composition(wt.%) of SUS 304 WPB grade: to G 4314 (1994)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 18.00 20.00
Ni 8.00 10.50
Mo - -
N - -

SUS 304 WPB - Detail

Stainless steel wires for springs

Mechanical properties of grade SUS 304 WPB G 4314 (1994)

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)
322 (≥) 851 (≥) 23 44 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical properties of grade SUS 304 WPB G 4314 (1994)

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
615 (≥) 143 (≥) 41 13 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 442
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
517 339 232

Equivalent Products

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