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45CrNi chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 45CrNi

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This page is mainly introduced the 45CrNi chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 45CrNi,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
45CrNi

Steel Garde:45CrNi
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X45CrNiW18-9
45CrNiMoVA	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	987～740	σb/MPa
Yield Strength	558	σ 0.2 ≥/MPa
Elongation	45	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	978～727	-
HRC	30	-

Physical Properties

Thermal expansion	18-05	e-6/K
Thermal conductivity	27-99	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9972-3470	째C
Density	1973-5180	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)
45CrNi 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