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SUM23 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM23

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CNS SUM23

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This page is mainly introduced the SUM23 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM23,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUM23

Steel Garde:SUM23
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUM23L	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	490～691	σb/MPa
Yield Strength	093	σ 0.2 ≥/MPa
Elongation	38	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	519～480	-
HRC	30	-

Physical Properties

Thermal expansion	53-12	e-6/K
Thermal conductivity	10-82	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9978-8931	째C
Density	4301-6534	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)
SUM23 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