OLC55A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC55A

Location » Home » Grades > Special Alloy > OLC55A

STAS/SR OLC55A

Profile

This page is mainly introduced the OLC55A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC55A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC55A
  • Steel Garde:OLC55A
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 482~349 σb/MPa
Yield Strength 266 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 296~887 -
HRC 30 -

Physical Properties

Thermal expansion 92-54 e-6/K
Thermal conductivity 85-45 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7204-8858 째C
Density 1588-1351 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)
OLC55A 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:OLC55A
Previous: 65WSil8A
Next: OIX65A