X2CrTi12 4512-409-10-I - ISO 4955-2016

X2CrTi12 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	More
Minimum Value	-	-	-	-	-	10.5	Ti：6×(C+N) ~ 0.65
Maximum Value	0.03	1	1	0.04	0.015	12.5	Ti：6×(C+N) ~ 0.65

X2CrTi12 Mechanical Properties

thickness t/d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
flat product， 0.5≤t≤12	Annealing (+A)	380~560	≥210	≥25
bars，5≤d≤25	Annealing (+A)	380~560	≥210
rods and sections，1.5≤d≤25	Annealing (+A)	380~560	≥210
Forgings, 5≤d≤15	Annealing (+A)	380~560	≥210

New and Old Grade Replacement List

Corresponding Standard	Grade
ISO 4955-1994	Grade Old Grade
ISO 4955-2005	Grade
ISO 4955-2016	Grade ISO Numeric Designation

1 Approximate Comparison Table Ferritic Stainless Steel

China		Japan	United States		International Organization for Standardization		France	European Standard		United Kingdom
GB	ISC	JIS	ASTM	UNS	ISO	Numerical Grade	NF EN/NF	EN	Numerical Grade	BS EN/BS
022Cr11Ti	S11163	SUH409L SUS409L	409	S40900	X2CrTi12	4512-409-10-I	Z3CT12	X2CrTi12	1.4512	409S

2 Approximate Comparison Table Ferritic Heat-Resistant Steel

China		Japan	United States	International Organization for Standardization		European Standard
GB	ISC	JIS	UNS	ISO	Numerical Grade	EN	Numerical Grade
022Cr11Ti GB/T 20878-2024	S11163	SUH409L	S40920 ASTM A959	X2CrTi12 ISO 15510	4512-409-10-Ⅰ	X2CrTi12	1.4512

X2CrTi12 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!