Grade 444
USA UNS S44400
Corresponding Standard SAE J405-1998
(R)Chemical Composition of SAE Wrought Stainless Steels
Classification Ferritic Stainless Steel
444 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N Ti Nb
Minimum Value - - - - - 17.5 - 1.75 - - -
Maximum Value 0.025 1 1 0.04 0.03 19.5 1 2.5 0.035 0.8 0.8
New and Old Grade Replacement List
Corresponding Standard Grade
SAE J405-1998
Grade
USA UNS
SAE J405-2018
USA UNS
AISI
Approximate Comparison Table Ferritic Stainless Steel
China Japan United States International Organization for Standardization France European Standard Sweden
ISC JIS ASTM UNS ISO Numerical Grade NF EN/NF EN Numerical Grade SS
S11972 SUS 444 444 S44400 X2CrMoTi18-2 4521-444-00-I Z3CDT18-02 X2CrMoTi18-2 1.4521 2326

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