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12Cr2Mo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2Mo

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This page is mainly introduced the 12Cr2Mo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2Mo,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12Cr2Mo

Steel Garde:12Cr2Mo
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
12Cr2MoG	GBT	China
12Cr2MoWVTiB	GBT	China
12Cr2MoWVTiB	GBT	China
12Cr2MoWVTiB	GBT	China
12Cr2MoWVTiB	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	145～015	σb/MPa
Yield Strength	713	σ 0.2 ≥/MPa
Elongation	81	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	625～722	-
HRC	30	-

Physical Properties

Thermal expansion	59-98	e-6/K
Thermal conductivity	87-65	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7641-4835	째C
Density	2319-1070	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)
12Cr2Mo 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