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TG4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of TG4

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AFNOR TG4

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This page is mainly introduced the TG4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of TG4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Steel Garde:TG4
Type:Special Alloy
Country:France
Standard:AFNOR
Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
TG4	AFNOR	France
TG4	AFNOR	France
TG4	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	467～398	σb/MPa
Yield Strength	217	σ 0.2 ≥/MPa
Elongation	62	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	160～136	-
HRC	30	-

Physical Properties

Thermal expansion	72-45	e-6/K
Thermal conductivity	85-37	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8904-5301	째C
Density	3391-1566	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)
TG4 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