| 阀门图例及符号大全 | |||
| 序 号 | 名 称 | 图 例 | 备 注 |
| 1 | 闸阀 |  |
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| 2 | 角阀 | |
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| 3 | 三通阀 |  |
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| 4 | 四通阀 | |
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| 5 | 截止阀 | |
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| 6 | 电动阀 | |
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| 7 | 液动阀 | |
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| 8 | 气动阀 | |
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| 9 | 减压阀 | | 左侧为高压端 |
| 10 | 旋塞阀 | |
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| 11 | 底阀 | |
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| 12 | |
| |
| 13 | 隔膜阀 | |
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| 14 | 气开隔膜阀 | |
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| 15 | 气闭隔膜阀 | |
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| 16 | 温度调节阀 | |
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| 17 | 压力调节阀 | |
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| 18 | 电磁阀 | |
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| 19 | 止回阀 | |
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| 20 | 消声止回阀 | |
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| 21 | 蝶阀 | |
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| 22 | 弹簧安全阀 | |
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| 23 | 平衡锤安全阀 | |
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| 24 | 自动排气阀 | |
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| 25 | 浮球阀 | |
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| 26 | 延时自闭冲洗阀 | |
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| 27 | 疏水阀 | |
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