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

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GBT 45Cr

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

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

Relevant products:

45Cr14Ni14W2Mo forging

T45Cr5Si3(IS 1570...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
145Cr6	DIN	Germany
45CrMoV7	DIN	Germany
45CrVMoW5-8	DIN	Germany
45CrMoV6	AFNOR	France
45CrMoV6	AFNOR	France
X45CrNiW18-9
X45CrSi9-3	AFNOR	France
ISO X45CrSi9 3	ISO	ISO
45Cr14Ni14W2Mo	GBT	China
45CrNi	GBT	China
45CrNiMoVA	GBT	China
45CrH	GBT	China
EN X45Cr13	EN	Euronorm
EN X45CrSi9-3	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	646～521	σb/MPa
Yield Strength	191	σ 0.2 ≥/MPa
Elongation	31	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	928～339	-
HRC	30	-

Physical Properties

Thermal expansion	75-08	e-6/K
Thermal conductivity	25-83	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1432-9283	째C
Density	9310-1054	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)
45Cr 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