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2Cr12NiMoWV chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2Cr12NiMoWV

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GB 2Cr12NiMoWV

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This page is mainly introduced the 2Cr12NiMoWV chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2Cr12NiMoWV,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
2Cr12NiMoWV

Steel Garde:2Cr12NiMoWV
Type:Stainless Steels
Country:China
Standard:GB
Standard Number:

ITEM Standard Number Descriptions

1 GB/T 1221 (1992) Heat-resisting steel bars
Metallographic Structure:Martensite
Application:Heat-resisting steel bars

ITEM	Standard Number	Descriptions
1	GB/T 1221 (1992)	Heat-resisting steel bars

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.20	0.25
Si		0.50
Mn	0.50	1.00
P		0.035
S		0.030
Ni	0.50	1.00
Cr	11.00	13.00
Mo	0.75	1.25
W	0.70	1.25
V	0.20	0.40

Mechanical Properties

Tensile strength	500～739	σb/MPa
Yield Strength	839	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	769～497	-
HRC	30	-

Physical Properties

Thermal expansion	73-70	e-6/K
Thermal conductivity	74-83	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1901-7765	째C
Density	1589-2544	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)
2Cr12NiMoWV Stainless Steels	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