STR37 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STR37

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KS STR37

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This page is mainly introduced the STR37 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STR37,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
KS standard austenitic heat resistant steel
  • Steel Garde:STR37
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:KS standard austenitic heat resistant steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 971~207 σb/MPa
Yield Strength 209 σ 0.2 ≥/MPa
Elongation 02 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 622~441 -
HRC 30 -

Physical Properties

Thermal expansion 52-89 e-6/K
Thermal conductivity 60-66 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1131-3067 째C
Density 8952-2129 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)
STR37 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

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