X2CrTiNb18 4509-439-40-X - ISO 15510-2014

Grade	X2CrTiNb18
ISO Numeric Designation	4509-439-40-X
Corresponding Standard	ISO 15510-2014 Technical Specification Stainless Steels-Chemical Composition
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：0.30+3C ~ 1.00
Maximum Value	0.03	1	1	0.04	0.015	18.5	0.6	Nb：0.30+3C ~ 1.00

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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