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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	489～276	σb/MPa
Yield Strength	750	σ 0.2 ≥/MPa
Elongation	22	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	200～202	-
HRC	30	-

Physical Properties

Thermal expansion	51-82	e-6/K
Thermal conductivity	91-34	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1635-6702	째C
Density	4793-1528	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