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

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GBT 20CrNiMoH

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

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

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	219～994	σb/MPa
Yield Strength	004	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	365～646	-
HRC	30	-

Physical Properties

Thermal expansion	05-49	e-6/K
Thermal conductivity	25-34	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5972-4749	째C
Density	4581-2140	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)
20CrNiMoH 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