不銹鋼的鋼號(hào)及化學(xué)成份 :
C Si Mn P≤ S≤ Cr Mo Ni 其它
201 ≤0.15 ≤1.00 5.5-7.5 0.06 0.03 16-18 - 3.5-5.5 N≤0.25
202 ≤0.15 ≤1.00 7.5-10.0 0.06 0.03 17-19 - 4.0-6.0 N≤0.25
301 ≤0.15 ≤1.00 ≤2.00 0.045 0.03 16-18 - 6.0-8.0 -
302 ≤0.15 ≤1.00 ≤2.00 0.045 0.03 17-19 - 8-10.0 -
303 ≤0.15 ≤1.00 ≤2.00 0.2 ≥0.015 17-19 ≤0.6 8.0-10 -
304 ≤0.08 ≤1.00 ≤2.00 0.045 0.03 18-20 - 8-1.0.5 -
304L ≤0.03 ≤1.00 ≤2.00 0.045 0.03 18-20 - 9-13 -
305 ≤0.12 ≤1.00 ≤2.00 0.045 0.03 17-19 - 10.5-13 -
309S ≤0.08 ≤1.00 ≤2.00 0.045 0.03 22-24 - 12-15 -
310S ≤0.08 ≤1.5 ≤2.00 0.045 0.03 24-26 - 19-22 -
316 ≤0.08 ≤1.00 ≤2.00 0.045 0.03 16-18 2-3 10-14 -
316L ≤0.03 ≤1.00 ≤2.00 0.045 0.03 16-18 2-3 12-15 -
317 ≤0.08 ≤1.00 ≤2.00 0.045 0.03 18-20 3-4 11-15 -
317L ≤0.03 ≤1.00 ≤2.00 0.045 0.03 18-20 3-4 11-15 -
321 ≤0.08 ≤1.00 ≤2.00 0.045 0.03 17-19 - 9-13 Ti≥5×C
405 ≤0.08 ≤1.00 ≤1.00 0.04 0.03 11.5-14.5 - ≤0.6 AL0.1-0.3
420F 0.26-0.4 ≤1.00 ≤1.25 0.06 ≥0.15 12-14 ≤0.6 ≤0.6 -
430 ≤0.12 ≤0.75 ≤1.00 0.04 0.03 16-18 - ≤0.6 -