STS301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS301

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KS STS301

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This page is mainly introduced the STS301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS301,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel bars

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS301CSP KS Korea
STS301L KS Korea
STS301J1 KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.00
Mn   2.00
P   0.045
S   0.030
Cr 16.00  18.00
Ni 6.00  8.00
Mo  
N  

Mechanical Properties

Tensile strength 556~417 σb/MPa
Yield Strength 588 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 044~891 -
HRC 30 -

Physical Properties

Thermal expansion 03-80 e-6/K
Thermal conductivity 88-87 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0202-7638 째C
Density 2952-5772 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)
STS301 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