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SB450M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450M

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CNS SB450M

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This page is mainly introduced the SB450M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SB450M

Steel Garde:SB450M
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SB450M	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	567～894	σb/MPa
Yield Strength	666	σ 0.2 ≥/MPa
Elongation	63	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	633～192	-
HRC	30	-

Physical Properties

Thermal expansion	83-29	e-6/K
Thermal conductivity	89-46	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8340-4015	째C
Density	3974-6599	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)
SB450M 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