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

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GBT 20MnVB

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

Steel Garde:20MnVB
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
20MnVBH	GBT	China
ML20MnVB	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	990～225	σb/MPa
Yield Strength	835	σ 0.2 ≥/MPa
Elongation	85	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	343～047	-
HRC	30	-

Physical Properties

Thermal expansion	78-29	e-6/K
Thermal conductivity	10-16	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4907-7435	째C
Density	1022-9270	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)
20MnVB 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