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31MnCrSi11XS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 31MnCrSi11XS

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STAS/SR 31MnCrSi11XS

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This page is mainly introduced the 31MnCrSi11XS chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 31MnCrSi11XS,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
31MnCrSi11XS

Steel Garde:31MnCrSi11XS
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	666～627	σb/MPa
Yield Strength	289	σ 0.2 ≥/MPa
Elongation	87	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	942～502	-
HRC	30	-

Physical Properties

Thermal expansion	76-65	e-6/K
Thermal conductivity	52-92	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6560-5326	째C
Density	3821-4833	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)
31MnCrSi11XS 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