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50Mn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 50Mn

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GBT 50Mn

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This page is mainly introduced the 50Mn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 50Mn,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
50Mn

Steel Garde:50Mn
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
50Mn2	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	116～447	σb/MPa
Yield Strength	736	σ 0.2 ≥/MPa
Elongation	27	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	313～548	-
HRC	30	-

Physical Properties

Thermal expansion	47-88	e-6/K
Thermal conductivity	80-72	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2270-5704	째C
Density	8720-5700	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)
50Mn 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