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OLC40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC40

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STAS/SR OLC40

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This page is mainly introduced the OLC40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC40,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC40

Steel Garde:OLC40
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC40S	STAS/SR	Romania
OLC40X	STAS/SR	Romania
OLC40XS	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	277～580	σb/MPa
Yield Strength	940	σ 0.2 ≥/MPa
Elongation	84	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	201～919	-
HRC	30	-

Physical Properties

Thermal expansion	77-84	e-6/K
Thermal conductivity	04-09	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9629-7901	째C
Density	5883-4697	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)
OLC40 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