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OLC25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC25

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STAS/SR OLC25

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This page is mainly introduced the OLC25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC25,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC25

Steel Garde:OLC25
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC25S	STAS/SR	Romania
OLC25X	STAS/SR	Romania
OLC25XS	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	225～520	σb/MPa
Yield Strength	853	σ 0.2 ≥/MPa
Elongation	22	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	164～863	-
HRC	30	-

Physical Properties

Thermal expansion	27-95	e-6/K
Thermal conductivity	17-25	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3568-4260	째C
Density	0864-9460	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)
OLC25 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