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Z6CNDNb18-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z6CNDNb18-12

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AFNOR Z6CNDNb18-12

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This page is mainly introduced the Z6CNDNb18-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z6CNDNb18-12,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels

Steel Garde:Z6CNDNb18-12
Type:Stainless Steels
Country:France
Standard:AFNOR

Standard Number:

ITEM	Standard Number	Descriptions
1	NF A 35-573	Stainless steels for general purposes. Plates, wide strips and strips
2	NF A 36-209	Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels

Application:Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Z6CNDNb18-12M	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.060
Si		0.75
Mn		2.00
P		0.040
S		0.015
Cr	16.50	18.50
Mo	2.50	3.00
Ni	11.00	13.00
Nb+Ta	10×C	0.70

Mechanical Properties

Tensile strength	474～468	σb/MPa
Yield Strength	207	σ 0.2 ≥/MPa
Elongation	67	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	383～271	-
HRC	30	-

Physical Properties

Thermal expansion	55-51	e-6/K
Thermal conductivity	40-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5752-7096	째C
Density	7530-8751	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)
Z6CNDNb18-12 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