FED SUS 303Se

Grades | Stainless Steels | SUS 303Se

FED SUS 303Se ( Austenite )

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SUS 303Se Application:Standard Specification for Stainless Steel Socket Set Screws (Metric)

Chemical composition(mass fraction)(wt.%) of the SUS 303Se
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.15
Si - 1.00
Mn - 2.00
P - 0.2
S - 0.06
Cr 17.0 19.0
Ni 8.00 10.0
Se 0.15 -

Mechanical properties of grade SUS 303Se

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
111 (≥) 778 (≥) 43 14 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical properties of grade SUS 303Se

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
994 (≥) 499 (≥) 22 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
116 777 785 - - -

SUS 303Se 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