OL30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OL30

Location » Home » Grades > Special Alloy > OL30

STAS/SR OL30

Profile

This page is mainly introduced the OL30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OL30,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OL30
  • Steel Garde:OL30
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 603~331 σb/MPa
Yield Strength 205 σ 0.2 ≥/MPa
Elongation 12 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 684~013 -
HRC 30 -

Physical Properties

Thermal expansion 20-40 e-6/K
Thermal conductivity 14-70 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5632-7437 째C
Density 1222-0726 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)
OL30 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

Hot keywords:OL30
Previous: 40SiNiCr250
Next: OL32.1