STS403FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS403FB

KS STS403FB

Profile

This page is mainly introduced the STS403FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS403FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel blooms and billets for forgings
  • Steel Garde:STS403FB
  • Type:Stainless Steels
  • Country:Korea
  • Standard:KS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 D 3691 (2001) Stainless steel blooms and billets for forgings
  • Metallographic Structure:Martensite
  • Application:Stainless steel blooms and billets for forgings

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS403 KS Korea
STS403WSB KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   0.50
Mn   1.00
P   0.040
S   0.030
Cr 11.50  13.00
Ni   0.60
Mo  
N  

Mechanical Properties

Tensile strength 395~679 σb/MPa
Yield Strength 341 σ 0.2 ≥/MPa
Elongation 47 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 124~164 -
HRC 30 -

Physical Properties

Thermal expansion 41-79 e-6/K
Thermal conductivity 58-51 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0319-8691 째C
Density 3690-8116 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)
STS403FB 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