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JIS SUS 303 Cu Details

Stainless steel bars

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SUS 303 Cu Application:Stainless steel bars
Category Type Grade Microstructure Designations
Grades Stainless Steels SUS 303 Cu Austenite Japan - JIS , G 4303 (2012) - Stainless steel bars
Chemical composition(mass fraction)(wt.%)
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
Mechanical properties of grade SUS 303 Cu
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)
181 (≥) 355 (≥) 43 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 442
Physical properties of grade SUS 303 Cu
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
982 (≥) 234 (≥) 44 23 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
851 134 642
SUS 303 Cu Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
SUS 303 Cu JIS Japan
Stainless steel bars
SUS 303 Cu JIS Japan
Stainless steel wire rods
SUS 303 Cu JIS Japan
Stainless steel wires
SUS 303 Cu JIS Japan
Cold finished stainless steel bars