SUS 303 Se chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 303 Se

JIS SUS 303 Se

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This page is mainly introduced the SUS 303 Se chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 303 Se,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold finished stainless steel bars

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 303 Se JIS Japan
SUS 303 Se JIS Japan
SUS 303 Se JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.00
Mn   2.00
P   0.20
S   0.06
Cr 17.00  19.00
Ni 8.00  10.00
Mo  
N  
Se   0.15

Mechanical Properties

Tensile strength 836~621 σb/MPa
Yield Strength 738 σ 0.2 ≥/MPa
Elongation 66 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 175~284 -
HRC 30 -

Physical Properties

Thermal expansion 82-71 e-6/K
Thermal conductivity 90-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1594-6378 째C
Density 2957-8480 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
SUS 303 Se Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download