不锈钢管常用材质有：
按中国老标准(GB T/14976-2002) 叫法：
0Cr18Ni9，00Cr19Ni10，1Cr18Ni9Ti，0Cr17Ni12Mo2，00Cr17Ni14Mo2，0Cr25Ni20 等。
按中国新标准(GB T/14976-2012) 叫法：
06Cr19Ni10，022Cr19Ni10，06Cr18Ni11Ti，06Cr17Ni12Mo2，022Cr17Ni12Mo2，06Cr25Ni20 等。
按美国标准叫法：
TP304，TP304L，TP321，TP321H，TP316，TP316L，TP316Ti，TP310S，TP317L，TP347H 等。
以下是各国标准间材质的对照参考表，也是我们公司常年生产的钢种。
| 各标准主要不锈钢钢号对照表 | ||||||
| No | 统一数字代码 | 中国 GB | 美国ASTM | 日本JIS | 欧盟BS EN | |
| GB/T20878 | GB/T14976-2002 | |||||
| 1 | S35350 | 1Cr17Mn6Ni5N | 12Cr17Mn6Ni5N | 201 | SUS201 | 1.4372 |
| 2 | S35450 | 1Cr18Mn8Ni5N | 12Cr18Mn9Ni5N | 202 | SUS202 | 1.4373 |
| 3 | S30110 | 1Cr17Ni7 | 12Cr17Ni7 | 301 | SUS301 | 1.4319 |
| 4 | S30408 | 0Cr18Ni9 | 06Cr19Ni10 | 304 | SUS304 | 1.4301 |
| 5 | S30403 | 00Cr19Ni10 | 022Cr19Ni10 | 304L | SUS304L | 1.4306 |
| 6 | S30409 | 07Cr19Ni10 | 304H | SUS304H | 1.4948 | |
| 7 | S30920 | 2Cr23Ni13 | 16Cr23Ni13 | 309 | SUS309 | 1.4828 |
| 8 | S30908 | 0Cr23Ni13 | 06Cr23Ni13 | 309S | SUS309S | 1.4833 |
| 9 | S31020 | 2Cr25Ni20 | 20Cr25Ni20 | 310 | SUH310 | 1.4821 |
| 10 | S31008 | 0Cr25Ni20 | 06Cr25Ni20 | 310S | SUS310S | 1.4845 |
| 11 | S38340 | 1Cr25Ni20Si2 | 16Cr25Ni20Si2 | 310S含Si | 1.4841 | |
| 12 | S31608 | 0Cr17Ni12Mo2 | 06Cr17Ni12Mo2 | 316 | SUS316 | 1.4401 |
| 13 | S31603 | 00Cr17Ni14Mo2 | 022Cr17Ni12Mo2 | 316L | SUS316L | 1.4404 |
| 14 | S31668 | 0Cr18Ni12Mo3Ti | 06Cr17Ni12Mo2Ti | 316Ti | SUS316Ti | 1.4571 |
| 15 | S31609 | 1Cr17Ni12Mo2 | 07Cr17Ni12Mo2 | 316H | 1.4436 | |
| 16 | S31708 | 0Cr19Ni13Mo3 | 06Cr19Ni13Mo3 | 317 | SUS317 | - |
| 17 | S31703 | 00Cr19Ni13Mo3 | 022Cr19Ni13Mo3 | 317L | SUS317L | 1.4438 |
| 18 | S32168 | 0Cr18Ni10Ti | 06Cr18Ni11Ti | 321 | SUS321 | 1.4541 |
| 19 | S32169 | 1Cr18Ni11Ti | 07Cr19Ni11Ti | 321H | SUS321H | 1.4541 |
| 20 | S34778 | 0Cr18Ni11Nb | 06Cr18Ni11Nb | 347 | SUS347 | 1.455 |
| 21 | S34779 | 1Cr19Ni11Nb | 07Cr18Ni11Nb | 347H | SUS347H | 1.4912 |
| 22 | S31782 | 015Cr21Ni26Mo5Cu2 | 904L N08904 | |||
| 23 | S22253 | 022Cr22Ni5Mo3N | S31803 | SUS329J3L | 1.4462 | |
| 24 | S22053 | 022Cr23Ni5Mo3N | S32205 2205 | |||
| 25 | S25073 | 022Cr25Ni7Mo4N | S32750 2507 | 1.4410 | ||
