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OLC25S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC25S

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STAS/SR OLC25S

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This page is mainly introduced the OLC25S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OLC25S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OLC25S

Steel Garde:OLC25S
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	400～020	σb/MPa
Yield Strength	255	σ 0.2 ≥/MPa
Elongation	50	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	643～680	-
HRC	30	-

Physical Properties

Thermal expansion	82-22	e-6/K
Thermal conductivity	78-55	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4561-9038	째C
Density	1629-8097	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)
OLC25S 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