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CG20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CG20

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SS CG20

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This page is mainly introduced the CG20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CG20,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Steel Garde:CG20
Type:Special Alloy
Country:Sweden
Standard:SS
Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
CG20	SS	Sweden

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	248～469	σb/MPa
Yield Strength	824	σ 0.2 ≥/MPa
Elongation	84	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	771～684	-
HRC	30	-

Physical Properties

Thermal expansion	07-03	e-6/K
Thermal conductivity	10-82	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4776-0324	째C
Density	2242-2237	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)
CG20 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