| 閥門圖例及符號大全 | |||
| 序 號 | 名 稱 | 圖 例 | 備 注 |
| 1 | 閘閥 |  |
|
| 2 | 角閥 | |
|
| 3 | 三通閥 |  |
|
| 4 | 四通閥 | |
|
| 5 | 截止閥 | |
|
| 6 | 電動閥 | |
|
| 7 | 液動閥 | |
|
| 8 | 氣動閥 | |
|
| 9 | 減壓閥 | | 左側為高壓端 |
| 10 | 旋塞閥 | |
|
| 11 | 底閥 | |
|
| 12 | |
| |
| 13 | 隔膜閥 | |
|
| 14 | 氣開隔膜閥 | |
|
| 15 | 氣閉隔膜閥 | |
|
| 16 | 溫度調節閥 | |
|
| 17 | 壓力調節閥 | |
|
| 18 | 電磁閥 | |
|
| 19 | 止回閥 | |
|
| 20 | 消聲止回閥 | |
|
| 21 | 蝶閥 | |
|
| 22 | 彈簧安全閥 | |
|
| 23 | 平衡錘安全閥 | |
|
| 24 | 自動排氣閥 | |
|
| 25 | 浮球閥 | |
|
| 26 | 延時自閉沖洗閥 | |
|
| 27 | 疏水閥 | |
|
