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L6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L6

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SAE L6

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This page is mainly introduced the L6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L6,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Low Alloy Tool Steel

Steel Garde:L6
Type:Tool Die Steels
Country:USA
Standard:SAE
Application:Low Alloy Tool Steel

Relevant products:

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
L6	ASTM	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.65	0.75
Si	0.20	0.40
Mn	0.55	0.85
Cr	0.65	0.85
Mo		0.25
V		0.25
W
Ni	1.25	1.75

Mechanical Properties

Tensile strength	117～581	σb/MPa
Yield Strength	821	σ 0.2 ≥/MPa
Elongation	25	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	487～834	-
HRC	30	-

Physical Properties

Thermal expansion	77-49	e-6/K
Thermal conductivity	24-90	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5953-2329	째C
Density	4467-0968	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)
L6 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