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20MnCrSi11S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11S

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STAS/SR 20MnCrSi11S

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This page is mainly introduced the 20MnCrSi11S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20MnCrSi11S

Steel Garde:20MnCrSi11S
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	219～545	σb/MPa
Yield Strength	429	σ 0.2 ≥/MPa
Elongation	60	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	828～677	-
HRC	30	-

Physical Properties

Thermal expansion	55-22	e-6/K
Thermal conductivity	63-90	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7060-6719	째C
Density	9893-8013	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)
20MnCrSi11S 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