Chemical Analysis of Stainless Steel Wire
AISI/N-S
Type No.
C Mn Max. Si Max. P
Max.
S
Max.
Cr Ni Other
302
0.15 max. 2.00 1.00 0.045 0.030 17.00-
19.00
8.00-
10.00
N .10 max.
NS 18-2 0.15 max. 11-14 1.00 0.060 0.030 16.50-
19.00
0.50-
2.50
N .20-.45
NS 22 0.06 max. 4-6 1.00 0.040 0.030 20.50-
23.50
11.50-
13.50

Mo 1.5-3.0 
Cb .10-.30   

N .20-.40
V .10-.30
304 0.08 max. 2.00 1.00 0.045 0.030 18.00-
20.00
8.00-
10.50
N .10 Max.

305

0.12 max. 2.00 1.00 0.045 0.030 17.00-
19.00
10.00-
13.00
 
316 0.08 max. 2.00 1.00 0.045 0.030 16.00-
18.00
10.00-
14.00
Mo 2.00-3.00
321 0.08 max. 2.00 1.00 0.045 0.030 17.00-
19.00
9.00-
12.00
Ti 5xC min.
347 0.08 max. 2.00 1.00 0.045 0.030 17.00-
19.00
9.00-
13.00
Cb+Ta 10xC min.
420
Over
0.15 max.
1.00 1.00 0.040 0.030 12.00-
14.00
   
430 0.12 max. 1.00 1.00 0.040 0.030 16.00-
18.00
   
17-7 PH 0.09 max. 1.00 1.00 0.040 0.030 16.00-
18.00
6.50-
7.75
Al .75-1.50