OL34q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OL34q

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STAS/SR OL34q

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This page is mainly introduced the OL34q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OL34q,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OL34q
  • Steel Garde:OL34q
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 232~918 σb/MPa
Yield Strength 757 σ 0.2 ≥/MPa
Elongation 67 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 535~524 -
HRC 30 -

Physical Properties

Thermal expansion 91-75 e-6/K
Thermal conductivity 40-80 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1041-0544 째C
Density 8099-8494 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)
OL34q 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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