OLT35 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLT35

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STAS/SR OLT35

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This page is mainly introduced the OLT35 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLT35,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLT35
  • Steel Garde:OLT35
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
OLT35 STAS/SR Romania
OLT35R STAS/SR Romania
OLT35K STAS/SR Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 191~980 σb/MPa
Yield Strength 318 σ 0.2 ≥/MPa
Elongation 49 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 813~542 -
HRC 30 -

Physical Properties

Thermal expansion 44-70 e-6/K
Thermal conductivity 10-16 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1672-5423 째C
Density 9832-3344 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)
OLT35 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