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F2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of F2

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ASTM F2

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This page is mainly introduced the F2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of F2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Carbon Wolfram Tool Steel

Steel Garde:F2
Type:Tool Die Steels
Country:USA
Standard:ASTM
Application:Carbon Wolfram Tool Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
6F2	SAE	USA
Stellite SF20	Whole	Whole

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	1.20	1.40
Si	0.10	0.50
Mn	0.10	0.50
P		0.030
S		0.030
Cr	0.20	0.40
Mo
V
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	768～786	σb/MPa
Yield Strength	195	σ 0.2 ≥/MPa
Elongation	32	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	648～199	-
HRC	30	-

Physical Properties

Thermal expansion	88-29	e-6/K
Thermal conductivity	88-37	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4843-7800	째C
Density	3697-6200	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)
F2 Tool Die Steels	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