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OLC45q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC45q

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STAS/SR OLC45q

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This page is mainly introduced the OLC45q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC45q,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC45q

Steel Garde:OLC45q
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC45q	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	105～139	σb/MPa
Yield Strength	523	σ 0.2 ≥/MPa
Elongation	75	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	027～696	-
HRC	30	-

Physical Properties

Thermal expansion	60-36	e-6/K
Thermal conductivity	45-85	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1682-8735	째C
Density	1248-8435	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)
OLC45q 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