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

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GBT 20MnTiBH

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

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

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	343～830	σb/MPa
Yield Strength	819	σ 0.2 ≥/MPa
Elongation	53	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	429～795	-
HRC	30	-

Physical Properties

Thermal expansion	78-60	e-6/K
Thermal conductivity	13-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8487-7266	째C
Density	8428-0233	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)
20MnTiBH 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