Ferritic Stainless Steels Chemical Analysis %
(Max. unless noted otherwise)
Type C Mn P S Si Cr Ni Mo Other
405 0.08 1.00 0.040 0.030 1.00 11.50/
14.50		 0.60
0.10/
0.30 Ai
409 0.08 1.00 0.045 0.045 1.00 10.50/
11.75		 0.50
6xC/
0.75 Ti
429 0.12 1.00 0.040 0.030 1.00 14.00/
16.00		 0.75

430 0.12 1.00 0.040 0.030 1.00 16.00/
18.00		 0.75

430F 0.12 1.25 0.060 0.15(min) 1.00 16.00/
18.00
0.60*
430F Se 0.12 1.25 0.060 0.060 1.00 16.00/
18.00

0.15 Se (min)
434 0.12 1.00 0.040 0.030 1.00 16.00/
18.00
0.75/
1.25
436 0.12 1.00 0.040 0.030 1.00 16.00/
18.00
0.75/
1.25		 5xC/
0.70
Cb + Ta
442 0.20 1.00 0.040 0.030 1.00 18.00/
23.00		 0.60

446 0.20 1.50 0.040 0.030 1.00 23.00/
27.00		 0.75
0.25N

Nominal Mechanical Properties
(Annealed Sheet unless noted otherwise)
Type Tensile Strength Yield Strength
(0.2% offset)		 Elongation in 2" (50.80 mm)% Hardness
(Rockwell)		 Product
Form
ksi MPa ksi MPa
405 65 448 40 276 25 B75
409 65 448 35 241 25 B75
429 70 483 40 276 30 B80 (Plate)
430 75 517 50 345 25 B85
430F 95 655 85 586 20 B92
430F Se 95 655 85 586 10 B92 (Wire)
434 77 531 53 365 23 B83
  
436 77 531 53 365 23 B83
  
442 80 552 45 310 20 B90 (Bar)
446 80 552 50 345 20 B83