X2CrTiNb18 1.4509 - EN 10296-2-2005

Grade	X2CrTiNb18
European Standard Steel Grade	1.4509
Corresponding Standard	EN 10296-2-2005 Welded circular steel tubes for mechanical and general engineering purposes — Technical delivery conditions — Part 2 Stainless steel
Classification	Ferritic Stainless Steel

X2CrTiNb18 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ti	More
Minimum Value	-	-	-	-	-	17.5	0.1	Nb:3×C+0.3~1
Maximum Value	0.03	1	1	0.04	0.015	18.5	0.6	Nb:3×C+0.3~1

X2CrTiNb18 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe:	≥430	Rp0.2：≥230 Rp1.0：≥240	l：≥18 t：≥16

◎ l=longitudinal, t=transverse

◎ Resistance to intergranular corrosiona: Yes (When tested in accordance with EN ISO3651-2)

Approximate Comparison Table Ferritic Stainless Steel

China		Japan	United States	International Organization for Standardization		European Standard
GB	ISC	JIS	UNS	ISO	Numerical Grade	EN	Numerical Grade
022Cr18NbTi	S11873	SUS430LX	S43940 S43932	X2CrTiNb18	4509-439-40-X	X2CrTiNb18	1.4509

X2CrTiNb18 Corresponding Standards(Same grade name, different standards)

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