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2Cr12MoVNbN chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2Cr12MoVNbN

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GB 2Cr12MoVNbN

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This page is mainly introduced the 2Cr12MoVNbN chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2Cr12MoVNbN,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
2Cr12MoVNbN

Steel Garde:2Cr12MoVNbN
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	0.15	0.20
Si		0.50
Mn	0.50	1.00
P		0.035
S		0.030
Ni		0.60
Cr	10.00	13.00
Mo	0.30	0.90
Nb	0.20	0.60
V	0.10	0.40
N	0.05	0.10

Mechanical Properties

Tensile strength	641～173	σb/MPa
Yield Strength	284	σ 0.2 ≥/MPa
Elongation	78	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	830～430	-
HRC	30	-

Physical Properties

Thermal expansion	31-67	e-6/K
Thermal conductivity	57-36	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6415-6483	째C
Density	9591-1699	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)
2Cr12MoVNbN 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