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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	301～356	σb/MPa
Yield Strength	200	σ 0.2 ≥/MPa
Elongation	04	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	029～102	-
HRC	30	-

Physical Properties

Thermal expansion	72-55	e-6/K
Thermal conductivity	65-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5050-0494	째C
Density	2595-5403	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