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OI.T45 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OI.T45

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STAS/SR OI.T45

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This page is mainly introduced the OI.T45 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OI.T45,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OI.T45

Steel Garde:OI.T45
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Relevant products:

A387 F5 / Grade 5 Coil / Sheet

T45Cr5Si3(IS 1570...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OIX30XS	STAS/SR	Romania
OIX55X	STAS/SR	Romania
OI.T45K	STAS/SR	Romania
OIX5 5 AT	STAS/SR	Romania
OIX65A	STAS/SR	Romania
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
CT45	SS	Sweden
OLT45R	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	371～671	σb/MPa
Yield Strength	565	σ 0.2 ≥/MPa
Elongation	70	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	495～947	-
HRC	30	-

Physical Properties

Thermal expansion	27-31	e-6/K
Thermal conductivity	99-65	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0144-0760	째C
Density	2439-8762	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)
OI.T45 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