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S450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S450

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GBT S450

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This page is mainly introduced the S450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S450,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S450

Steel Garde:S450
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
UNS S45000	UNS	USA
UNS S45000	UNS	USA
S45000	UNS	USA
S45000	UNS	USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	116～926	σb/MPa
Yield Strength	455	σ 0.2 ≥/MPa
Elongation	74	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	350～580	-
HRC	30	-

Physical Properties

Thermal expansion	60-26	e-6/K
Thermal conductivity	98-56	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7851-5021	째C
Density	5956-3643	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)
S450 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