25-3-3 S44660 - ASTM A 959-2004

Grade	25-3-3
USA UNS	S44660
Corresponding Standard	ASTM A959-2004 Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification	Ferritic Stainless Steel
Properties	Corrosion Resistance

25-3-3 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N	More
Minimum Value	-	-	-	-	-	25	1	3	-	(Ti+Nb) 6×(C+N),1.00 max,and (Ti+Nb) 0.20 min
Maximum Value	0.03	1	1	0.04	0.03	28	3.5	4	0.04	(Ti+Nb) 6×(C+N),1.00 max,and (Ti+Nb) 0.20 min

Approximate Comparison Table Ferritic Stainless Steel

United States	International Organization for Standardization		European Standard
UNS	ISO	Numerical Grade	Numerical Grade
S44660	X2CrMoNi27-4-2	4750-446-60-U	(1.4750)

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