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OLC50 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC50

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STAS/SR OLC50

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This page is mainly introduced the OLC50 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC50,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC50

Steel Garde:OLC50
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC50S	STAS/SR	Romania
OLC50X	STAS/SR	Romania
OLC50AT	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	721～679	σb/MPa
Yield Strength	686	σ 0.2 ≥/MPa
Elongation	80	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	039～812	-
HRC	30	-

Physical Properties

Thermal expansion	18-10	e-6/K
Thermal conductivity	14-72	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0251-3239	째C
Density	3087-1739	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)
OLC50 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