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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	251～372	σb/MPa
Yield Strength	063	σ 0.2 ≥/MPa
Elongation	44	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	508～680	-
HRC	30	-

Physical Properties

Thermal expansion	61-55	e-6/K
Thermal conductivity	58-28	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5333-0646	째C
Density	2712-2204	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