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M50 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M50

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ASTM M50

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This page is mainly introduced the M50 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M50,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
M50

Steel Garde:M50
Type:Special Alloy
Country:USA
Standard:ASTM
Application:The middle of high-speed tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	815～749	σb/MPa
Yield Strength	937	σ 0.2 ≥/MPa
Elongation	16	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	525～476	-
HRC	30	-

Physical Properties

Thermal expansion	06-23	e-6/K
Thermal conductivity	65-72	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1003-0175	째C
Density	4358-1864	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)
M50 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