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OLC2Sq chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC2Sq

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STAS/SR OLC2Sq

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This page is mainly introduced the OLC2Sq chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC2Sq,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC2Sq

Steel Garde:OLC2Sq
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	627～537	σb/MPa
Yield Strength	924	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	705～631	-
HRC	30	-

Physical Properties

Thermal expansion	33-69	e-6/K
Thermal conductivity	29-20	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8956-9210	째C
Density	0712-6663	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)
OLC2Sq 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