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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	765～236	σb/MPa
Yield Strength	652	σ 0.2 ≥/MPa
Elongation	90	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	823～038	-
HRC	30	-

Physical Properties

Thermal expansion	36-39	e-6/K
Thermal conductivity	66-62	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9031-3750	째C
Density	6246-8650	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