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GCr15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15

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GBT GCr15

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This page is mainly introduced the GCr15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GCr15

Steel Garde:GCr15
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Relevant products:

100Cr6 Bearing Steel Strip Coil

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
GCr15SiMn	GBT	China
GCr15SiMo	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	437～853	σb/MPa
Yield Strength	695	σ 0.2 ≥/MPa
Elongation	29	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	599～946	-
HRC	30	-

Physical Properties

Thermal expansion	54-44	e-6/K
Thermal conductivity	09-71	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0490-1001	째C
Density	2541-1197	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)
GCr15 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