Stainless Steel Equivalent Designations

Trade NameASTMUNS No.EN No. (Europe)DIN No. (Germany)SS No. (Sweden)BS No. (British)
201201S201001.4372--284S16
XM-19S20910S20910----
301301S301001.4311.4312331301S21
302302S302001.43191.43192332302S31
303303S303001.43051.43052346303S31
304304S304001.43011.43012333304S31
304L304LS3044031.43061.43062352304S11
304LN304LNS304531.43111.43112371304S61
304N304NS304511.69071.6907-304S71
305305S305001.43031.4303-305S19
308S30880S308801.43031.4303--
308L308LS3088319 9 L---
308LSiS30880S3088019 9 LSi---
316316S316001.44011.44012347316S31
316316S316001.44361.44362343316S33
316HS31609S316091.4401/1.4919---
316L316LS316031.44041.44042348316S11
316L316LS316031.44321.44322353316S13
316LN316LNS316531.44061.4406-316S61
316Ti316TiS316351.45711.45712350320S31
317L317LS317031.44381.44382367317S12
317LM317LMS317251.44391.4439--
317LMN317LMNS317261.44391.4439--
321321S321001.45411.45412337321S31
347347S347001.455-2338347S31
ALLOY 20N08020N08020----
904L904LN089041.45391.45392562904S13
254 SMOS31254S312541.4547-2378-
4565S34565S345651.45651.4565--
2101S32101S321011.4162---
23042304S323041.43621.43622327-
22052205S32205/S318031.44621.44622377318S13
25072507S327501.441-2328-
410410S410001.40061.40062302410S21
410S410SS410081.41.42301403S17
416416S416001.40051.40052380416S21
430430S430001.40161.40162320430S17
430FS43020S430201.41041.41042383-
434434S434001.4113---
439439S430351.451---
441441S441001.45091.4509--
444444S444001.45211.45212326-
17-4630S174001.45421.4542--
17-7631S177001.45681.45682388-
304H304HS304091.49481.49482333304S51
321H321HS321091.48781.48782337321S51
347HS34709S347091.49611.49612347316 Sxx
309HS30909S30909----
309S309SS309081.48331.4833-309S16
310HS31009S31009----
310S310SS310091.48451.48452361310S16
253 MAS30815S308151.4835-2368-
Trade NameASTMUNS No.EN No. (Europe)DIN No. (Germany)SS No. (Sweden)BS No. (British)
201201S201001.4372--284S16
XM-19S20910S20910----
301301S301001.4311.4312331301S21
302302S302001.43191.43192332302S31
303303S303001.43051.43052346303S31
304304S304001.43011.43012333304S31
304L304LS3044031.43061.43062352304S11
304LN304LNS304531.43111.43112371304S61
304N304NS304511.69071.6907-304S71
305305S305001.43031.4303-305S19
308S30880S308801.43031.4303--
308L308LS3088319 9 L---
308LSiS30880S3088019 9 LSi---
316316S316001.44011.44012347316S31
316316S316001.44361.44362343316S33
316HS31609S316091.4401/1.4919---
316L316LS316031.44041.44042348316S11
316L316LS316031.44321.44322353316S13
316LN316LNS316531.44061.4406-316S61
316Ti316TiS316351.45711.45712350320S31
317L317LS317031.44381.44382367317S12
317LM317LMS317251.44391.4439--
317LMN317LMNS317261.44391.4439--
321321S321001.45411.45412337321S31
347347S347001.455-2338347S31
ALLOY 20N08020N08020----
904L904LN089041.45391.45392562904S13
254 SMOS31254S312541.4547-2378-
4565S34565S345651.45651.4565--
2101S32101S321011.4162---
23042304S323041.43621.43622327-
22052205S32205/S318031.44621.44622377318S13
25072507S327501.441-2328-
410410S410001.40061.40062302410S21
410S410SS410081.41.42301403S17
416416S416001.40051.40052380416S21
430430S430001.40161.40162320430S17
430FS43020S430201.41041.41042383-
434434S434001.4113---
439439S430351.451---
441441S441001.45091.4509--
444444S444001.45211.45212326-
17-4630S174001.45421.4542--
17-7631S177001.45681.45682388-
304H304HS304091.49481.49482333304S51
321H321HS321091.48781.48782337321S51
347HS34709S347091.49611.49612347316 Sxx
309HS30909S30909----
309S309SS309081.48331.4833-309S16
310HS31009S31009----
310S310SS310091.48451.48452361310S16
253 MAS30815S308151.4835-2368-

Notes:

(1) Includes listed elements for which no specific limit is shown.

(2) A .0008 weight percent maximum beryllium is applicablee to any alloy to be used ass weldiing electrode or welding rod.

(3)The sum of those “others” metallic elements 0.010 percent or more each, expressed to the second decimal before determining the sum.

(4) The aluminum content for unalloyed aluminum not made by a refining process is the difference between 100.00 percent and the sum of all other metallic elements present in amounts of 0.010 percent or more each, expressed to the second decimal before determining the sum.

(5) Beryllium 0.0008 maximum for welding electrode and welding rod only.

(6) Also contains 0.20 to 0.6 percent each of lead and bismuth

(7) Gallium 0.03 percent maximum; vanadium 0.05 percent maximum.

(8) Bus conductor.

(9) Boron 0.06 percent maximum.

(10) Also contains 0.40 to 0.7 percent each of lead and bismuth.

(11) Also contains 0.10 to 0.16 percent of zirconium.

(12) Also contains 0.08 to 0.115 percent of zirconium.