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SB450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450

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CNS SB450

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This page is mainly introduced the SB450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SB450

Steel Garde:SB450
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SB450M	CNS	China
SB450M	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	024～373	σb/MPa
Yield Strength	921	σ 0.2 ≥/MPa
Elongation	76	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	165～471	-
HRC	30	-

Physical Properties

Thermal expansion	73-40	e-6/K
Thermal conductivity	82-88	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7169-4473	째C
Density	1817-4239	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)
SB450 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