THQ11F弹簧自动复位球阀原理:
TQ11F弹簧自动归位式球阀连接尺寸:
| NPS | DN | D | L | H | W |
| 1/4" | 6 | 10 | 55 | 42 | 95 |
| 3/8" | 10 | 12 | 55 | 42 | 95 |
| 1/2" | 15 | 15 | 62 | 51 | 108 |
| 3/4" | 20 | 20 | 75 | 58 | 115 |
| 1" | 25 | 25 | 85 | 77 | 135 |
| 1-1/4" | 32 | 32 | 102 | 83 | 150 |
| 1-1/2" | 40 | 38 | 108 | 97 | 175 |
| 2" | 50 | 50 | 124 | 106 | 190 |



















