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X2CrTiNb18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrTiNb18

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AFNOR X2CrTiNb18

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This page is mainly introduced the X2CrTiNb18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrTiNb18,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Steel Garde:X2CrTiNb18
Type:Stainless Steels
Country:France
Standard:AFNOR

Standard Number:

ITEM	Standard Number	Descriptions
1	NF EN 10028-7	Flat products made of steels for pressure purposes - Part 7: Stainless steels
2	NF EN 10088-1	Stainless steels - Part 1: List of stainless steels
3	NF EN 10088-2	Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
4	NF EN 10088-3	Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
5	NF EN 10088-4	Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
6	NF EN 10296-2 (2005)	Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Metallographic Structure:Ferrite
Application:Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
1.4509	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.030
Si		1.00
Mn		1.00
P		0.040
S		0.015
Cr	17.50	18.50
Mo
Ni
Ti	0.10	0.60
Nb	3×C+0.30	1.00
N		0.045

Mechanical Properties

Tensile strength	739～667	σb/MPa
Yield Strength	975	σ 0.2 ≥/MPa
Elongation	10	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	474～666	-
HRC	30	-

Physical Properties

Thermal expansion	71-00	e-6/K
Thermal conductivity	65-86	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1950-3473	째C
Density	2567-9835	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)
X2CrTiNb18 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