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40VMoMnCr7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40VMoMnCr7

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STAS/SR 40VMoMnCr7

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This page is mainly introduced the 40VMoMnCr7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40VMoMnCr7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40VMoMnCr7

Steel Garde:40VMoMnCr7
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	948～255	σb/MPa
Yield Strength	514	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	839～460	-
HRC	30	-

Physical Properties

Thermal expansion	23-60	e-6/K
Thermal conductivity	56-44	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8288-4594	째C
Density	9528-1963	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)
40VMoMnCr7 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