STS434 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS434

Location » Home » Grades > Special Alloy > STS434

KS STS434

Profile

This page is mainly introduced the STS434 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS434,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STS434
  • Steel Garde:STS434
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:Ferritic Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS434 KS Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 299~541 σb/MPa
Yield Strength 650 σ 0.2 ≥/MPa
Elongation 19 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 799~531 -
HRC 30 -

Physical Properties

Thermal expansion 17-30 e-6/K
Thermal conductivity 78-83 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0796-0899 째C
Density 1925-3363 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)
STS434 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