SUS 303 Cu Stainless Steels to G 4308 (2007)

SUS 303 Cu - Specification & Application

  • G 4308 (2007) - Stainless steel wire rods

Stainless steel wire rods

Chemical composition(wt.%) of SUS 303 Cu grade: to G 4308 (2007)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn - 3.00
P - 0.20
S - 0.15
Cr 17.00 19.00
Ni 8.00 10.00
Mo - 0.60
N - -
Cu 1.50 3.50

SUS 303 Cu - Detail

Stainless steel wire rods

Mechanical properties of grade SUS 303 Cu G 4308 (2007)

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)
285 (≥) 379 (≥) 13 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical properties of grade SUS 303 Cu G 4308 (2007)

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
589 (≥) 835 (≥) 42 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 223
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
726 313 418

Equivalent Products

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