304/304L 绿色
316/316L 棕色
表面加工：#1光亮退火，#7抛光外径/内径
38W/26EF/19W
尺寸规格
| 尺寸 (外径) | 内径 | G | T | A | B | C |
| 1 | 7/8 | 4 1/4 | 3/8 | 4 | 5/8 | 3 1/8 |
| 1 1/2 | 1 3/8 | 5 | 3/8 | 4 | 5/8 | 3 7/8 |
| 2 | 1 7/8 | 6 | 1/2 | 4 | 3/4 | 4 3/4 |
| 2 1/2 | 2 3/8 | 7 | 1/2 | 4 | 3/4 | 5 1/2 |
| 3 | 2 7/8 | 7 1/2 | 1/2 | 4 | 3/4 | 6 |
| 4 | 3 27/32 | 9 | 1/2 | 8 | 3/4 | 7 1/2 |
| 6 | 5 25/32 | 11 | 1/2 | 8 | 7/8 | 9 1/2 |
