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JIS SUS 304 J3 Details

Hot-formed stainless steel sections

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SUS 304 J3 Application:Hot-formed stainless steel sections

Category Type Grade Microstructure Designations
Grades Stainless Steels - Special Steels SUS 304 J3 Austenite Japan - JIS , G 4317 (2005) - Hot-formed stainless steel sections

Chemical composition(wt.%) of SUS 304 J3 grade: G 4317 (2005)

Elements Min.(≥) Max.(≤)
C - 0.08
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 17.00 19.00
Ni 8.00 10.50
Mo - -
N - -
Cu 1.00 3.00

Mechanical properties of grade SUS 304 J3 G 4317 (2005)

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)
881 (≥) 629 (≥) 24 12 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade SUS 304 J3 G 4317 (2005)

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
126 (≥) 449 (≥) 41 24 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
565 111 171

SUS 304 J3 - Form of Supply

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 304 J3 JIS Japan
Stainless steel bars
SUS 304 J3 JIS Japan
Stainless steel wire rods
SUS 304 J3 JIS Japan
Stainless steel wires
SUS 304 J3 JIS Japan
Hot-formed stainless steel sections
SUS 304 J3 JIS Japan
Cold finished stainless steel bars
SUS 304 J3-WSA JIS Japan
Stainless steel wires for cold heading and cold forging
SUS 304 J3-WSB JIS Japan
Stainless steel wires for cold heading and cold forging

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