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20Mn10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20Mn10

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STAS/SR 20Mn10

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This page is mainly introduced the 20Mn10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20Mn10,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20Mn10

Steel Garde:20Mn10
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
22Cr20Mn10Ni2Si2N	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	405～772	σb/MPa
Yield Strength	309	σ 0.2 ≥/MPa
Elongation	79	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	625～857	-
HRC	30	-

Physical Properties

Thermal expansion	12-59	e-6/K
Thermal conductivity	12-06	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4631-6356	째C
Density	0731-1166	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)
20Mn10 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