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12Cr2MoG chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2MoG

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GBT 12Cr2MoG

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This page is mainly introduced the 12Cr2MoG chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2MoG,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12Cr2MoG

Steel Garde:12Cr2MoG
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	816～344	σb/MPa
Yield Strength	617	σ 0.2 ≥/MPa
Elongation	39	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	779～424	-
HRC	30	-

Physical Properties

Thermal expansion	51-55	e-6/K
Thermal conductivity	94-09	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5991-8501	째C
Density	8274-6719	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)
12Cr2MoG 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