双金属片式蒸汽疏水阀是由双金属片感温元件带动阀心进行开关阀门。当装置刚起动时,管道出现低温冷凝水,双金属片是平展的,阀芯在弹簧的弹力下处于开启位置。当冷凝水温度渐渐升高,双金属片感温元件开始弯曲变形,并把阀心推向关闭位置。在冷凝水达到饱和温度之前,疏水阀完全关闭。阀前始终存有高温凝结水,无蒸汽泄漏,节能效果好。
双金属片式蒸汽疏水阀性能规范
型号/项目 | CS17H-16C | CS17H-25 | CS17H-40 | 单位 |
公称压力 | 1.6 | 2.5 | 4.0 | Mpa |
壳体试验压力 | 2.4 | 3.8 | 6.0 | |
X高工作压力 | 1.6 | 2.5 | 4.0 | |
X高工作温度Max | 203 | 220 | 247 | ℃ |
X高允许温度Max | 425 | 425 | 425 | |
工作介质 | 蒸汽、凝结水 |
双金属片式蒸汽疏水阀主要零件材料
型号Type/项目Item |
| ||
阀体Body | 碳钢Carbon Steel | ||
阀盖Donner | |||
阀芯 | 不锈钢Atainless Steel | ||
阀座Seat | 不锈钢Atainless Steel | ||
热敏元件 | 热双金属片 | ||
过滤器Percolator | 不锈钢Atainless Steel |
双金属片式蒸汽疏水阀连接尺寸
型号 | DN | 螺纹连接 | 承接焊连接 | 法兰连接 | ||||||||||||||
RC | L | H | W | L | H | W | d’ | T | L | H | D | K | d | C | F | N-φ | ||
(mm) | (mm) | (mm) | ||||||||||||||||
CS17H-16C | 15 | 1/2 | 100 | 92 | 82 | 100 | 92 | 82 | 22 | 12 | 150 | 92 | 95 | 65 | 45 | 14 | 2 | 4-14 |
20 | 3/4 | 100 | 92 | 82 | 100 | 92 | 82 | 27 | 12 | 150 | 92 | 105 | 75 | 55 | 14 | 2 | 4-14 | |
25 | 1 | 100 | 92 | 82 | 100 | 92 | 82 | 34 | 12 | 160 | 92 | 115 | 85 | 65 | 14 | 2 | 4-14 | |
32 | 11/4 | 165 | 140 | 115 | 165 | 140 | 115 | 42 | 13 | 200 | 140 | 135 | 100 | 78 | 16 | 2 | 4-18 | |
40 | 11/2 | 165 | 140 | 115 | 165 | 140 | 115 | 48 | 13 | 200 | 140 | 145 | 110 | 85 | 16 | 3 | 4-18 | |
50 | 2 | 175 | 140 | 115 | 175 | 140 | 115 | 61 | 14 | 230 | 140 | 160 | 125 | 100 | 16 | 3 | 4-18 | |
CS17H-25 | 15 | 1/2 | 100 | 92 | 82 | 100 | 92 | 82 | 22 | 12 | 150 | 92 | 95 | 65 | 45 | 14 | 2 | 4-14 |
20 | 3/4 | 100 | 92 | 82 | 100 | 92 | 82 | 27 | 12 | 150 | 92 | 105 | 75 | 55 | 14 | 2 | 4-14 | |
25 | 1 | 100 | 92 | 82 | 100 | 92 | 82 | 34 | 12 | 160 | 92 | 115 | 85 | 65 | 14 | 2 | 4-14 | |
32 | 11/4 | 165 | 140 | 115 | 165 | 140 | 115 | 42 | 13 | 200 | 140 | 135 | 100 | 78 | 16 | 2 | 4-18 | |
40 | 11/2 | 165 | 140 | 115 | 165 | 140 | 115 | 48 | 13 | 230 | 140 | 145 | 110 | 85 | 16 | 3 | 4-18 | |
50 | 2 | 175 | 140 | 115 | 175 | 140 | 115 | 61 | 14 | 230 | 140 | 160 | 125 | 100 | 16 | 3 | 4-18 | |
CS17H-40 | 15 | 1/2 | 100 | 92 | 82 | 100 | 92 | 82 | 22 | 12 | 250 | 92 | 95 | 65 | 45 | 14 | 2 | 4-14 |
20 | 3/4 | 100 | 92 | 82 | 100 | 92 | 82 | 27 | 12 | 150 | 92 | 105 | 75 | 55 | 14 | 2 | 4-14 | |
25 | 1 | 100 | 92 | 82 | 100 | 92 | 82 | 34 | 12 | 160 | 92 | 115 | 85 | 65 | 14 | 2 | 4-14 | |
32 | 11/4 | 165 | 140 | 115 | 165 | 140 | 115 | 42 | 13 | 200 | 140 | 135 | 100 | 78 | 16 | 2 | 4-18 | |
40 | 11/2 | 165 | 140 | 115 | 165 | 140 | 115 | 48 | 13 | 200 | 140 | 145 | 110 | 85 | 16 | 3 | 4-18 | |
50 | 2 | 175 | 140 | 115 | 175 | 140 | 115 | 61 | 14 | 230 | 140 | 160 | 125 | 100 | 16 | 3 | 4-18 |