规格  | 外形尺寸  | |||
|---|---|---|---|---|
ΦD  | Φd  | I  | L  | |
| 1/2″ | 30.0 | 21.5 | 22.2 | 28.7 | 
| 3/4″ | 35.0 | 26.9 | 25.4 | 33.4 | 
| 1″ | 44.0 | 33.7 | 28.6 | 37.6 | 
| 1—1/4″ | 54.0 | 42.4 | 31.8 | 42.8 | 
| 1—1/2″ | 60.3 | 48.6 | 34.9 | 47.4 | 
| 2″ | 73.3 | 60.6 | 38.1 | 54.1 | 
| 2—1/2″ | 89.2 | 73.4 | 44.5 | 63.0 | 
| 3″ | 105.5 | 89.3 | 47.6 | 69.6 | 
| 4″ | 133.0 | 114.8 | 57.2 | 84.7 | 
| 5″ | 162.0 | 141.8 | 66.7 | 101.7 | 
| 6″ | 192.0 | 168.8 | 76.2 | 121.2 | 
| 8″ | 246.0 | 219.8 | 101.6 | 155.6 | 
| 10″ | 312.0 | 273.8 | 127.0 | 260.0 | 
| 12″ | 362.0 | 324.6 | 152.4 | 232.4 | 
| 14″ | 393.0 | 356.5 | 180.0 | 270.0 |