不銹鋼在國際上有其統一之分類方式及代號,但各國仍慣用於其原有之代號,提供以下之代號對照表參考,台灣部份基本上以日本代號使用。
UNS No. |
ISO |
美國 |
日本 |
德國 |
義大利 |
CNS |
S20100 |
A-2 |
201 |
SUS201 |
1.4371 |
X12CrMnNi1885 |
|
201 |
S20200 |
A-3 |
202 |
SUS202 |
|
|
|
202 |
S30100 |
14 |
301 |
SUS301 |
1.431 |
X12CrNi177 |
X12CrNi1707 |
301 |
S30200 |
12 |
302 |
SUS302 |
1.43 |
X12cRnI188 |
X10CrNiS1809 |
302 |
S30300 |
17 |
303 |
SUS303 |
1.4305 |
X10CrNiS189 |
|
|
S30323 |
17a |
303Se |
SUS303Se |
|
|
X10CrNiS1809 |
|
S30400 |
11 |
304 |
SUS304 |
1.4301 |
X5CrNi1810 |
X5CrNi1810 |
304 |
S30403 |
10 |
304L |
SUS304L |
1.4306 |
X2CrNi1911 |
X2CrNi1811 |
304L |
S30500 |
13 |
305 |
SUS305 |
1.4303 |
X5CrNi1812 |
|
305 |
S30900 |
|
309 |
SUH309 |
1.4828 |
|
X16CrNi2314 |
|
S30908 |
|
309S |
SUS309S |
|
|
|
309S |
S31000 |
|
310 |
SUH310 |
1.4841 |
|
X6CrNi2520 |
|
S31008 |
H15 |
310S |
SUS310S |
1.4845 |
|
X6CrNi2520 |
310S |
S31600 |
20 |
316 |
SUS316 |
1.4401 |
X5CrNiMo17122 |
X8CrNiMo1713 |
316 |
S31603 |
19 |
316L |
SUS316L |
1.4404 |
X2CrNiMo17132 |
X2CrNiMo1712 |
316L |
S31635 |
21 |
316Ti |
SUS316Ti |
1.4571 |
X6CrNiMoTi17122 |
|
316Ti |
S31700 |
|
317 |
SUS317 |
1.4436 |
X5CrNiMo17133 |
|
317 |
S32100 |
15 |
321 |
SUS321 |
1.4541 |
X6CrNiTi1810 |
X6CrNiTi1811 |
321 |
S34700 |
16 |
347 |
SUS347 |
1.455 |
X6CrNiNb1810 |
X8CrNiNb1811 |
347 |
S40300 |
|
403 |
SUS403 |
1.4024 |
X5Cr13 |
|
403 |
S40500 |
2 |
405 |
SUS405 |
1.4002 |
X6CrAl13 |
X6CrAl13 |
405 |
S40900 |
1 Ti |
409 |
SUH409 |
1.4512 |
X6CrTi12 |
|
409 |
S41000 |
3 |
410 |
SUS410 |
1.4006 |
X10Cr13 |
X12Cr13 |
410 |
S41600 |
7 |
416 |
SUS416 |
1.4005 |
X12CrS13 |
X12CrS13 |
|
S42000 |
4 |
420 |
SUS420J1 |
1.4021 |
X20Cr13 |
X30Cr13 |
420J1 |
|
5 |
|
SUS420J2 |
1.4028 |
X30Cr13 |
|
420J2 |
S43000 |
8 |
430 |
SUS430 |
1.4016 |
X6Cr17 |
X8Cr17 |
430 |
S43020 |
8C |
430F |
SUS430F |
1.4104 |
X4CrMoS18 |
X10CrS17 |
|
S43100 |
9b |
431 |
SUS431 |
1.4057 |
X20CrNi172 |
X16CrNi16 |
| |