STS347 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS347

Location » Home » Grades > Special Alloy > STS347

KS STS347

Profile

This page is mainly introduced the STS347 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS347,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STS347
  • Steel Garde:STS347
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:Austenitic Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS347 KS Korea
STS347TKA KS Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 446~803 σb/MPa
Yield Strength 053 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 092~668 -
HRC 30 -

Physical Properties

Thermal expansion 99-35 e-6/K
Thermal conductivity 39-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2005-9733 째C
Density 8542-0794 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)
STS347 Special Alloy 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