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M6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M6

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ASTM M6

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This page is mainly introduced the M6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M6,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
M6

Steel Garde:M6
Type:Special Alloy
Country:USA
Standard:ASTM
Application:Molybdenum series High-speed tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
M62	ASTM	USA
M61	AISI	USA
SNCM616	CNS	China
SNCM625	CNS	China
SNCM630	CNS	China
SACM645	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	641～040	σb/MPa
Yield Strength	491	σ 0.2 ≥/MPa
Elongation	88	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	206～274	-
HRC	30	-

Physical Properties

Thermal expansion	28-48	e-6/K
Thermal conductivity	68-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8064-3244	째C
Density	9179-8967	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)
M6 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