用波紋管作為閥桿密封元件的閥門,常用於對閥桿密封要求嚴格的場合,如用於高真空的場合和核工業中。採用波紋管代替普通閥門上的填料函或與填料函並用。
基本介紹
- 中文名:波紋管閥門
- 外文名:Bellows valve
- 學科:機械工程
- 領域:工程技術
簡介
波紋管閥門特點
用途
原理
使用優點
零件材料
零件名稱Part Name | 閥體Body | 閥蓋Bonnet | 閥桿 stem | 閥瓣Disc | 密封面Sealing Face | 填料 Paking |
WCB | WCB | WCB | 13Cr | 2Cr13 | 2Cr13 | 柔性石墨GRAPHITE |
STL | ||||||
304 | CF8 | CF8 | 304 | 304 | 304 | 柔性石墨GRAPHITE |
STL | PTFE | |||||
316 | CF8M | CF8M | 316 | 316 | 316 | 柔性石墨GRAPHITE |
STL | PTFE | |||||
304L | CF3 | CF3 | 316 | 304L | 304L | 柔性石墨GRAPHITE |
STL | PTFE | |||||
316L | CF3M | CF3M | 316 | 316L | 316L | 柔性石墨GRAPHITE |
STL | PTFE |
規格尺寸表
PN | DN | L | L1 | D | D1 | D2 | B | f | H | N-φ | △H(STROKE) |
1.6 | 15 | 130 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 |
20 | 150 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | |
25 | 160 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | |
32 | 180 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | |
40 | 200 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | |
50 | 230 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | |
65 | 290 | 290 | 185 | 145 | 122 | 18 | 3 | 238 | 4-18 | 16 | |
80 | 310 | 310 | 200 | 160 | 138 | 20 | 3 | 257 | 8-18 | 20 | |
100 | 350 | 350 | 220 | 180 | 158 | 20 | 3 | 340 | 8-18 | 25 | |
125 | 400 | 400 | 250 | 210 | 188 | 22 | 3 | 360 | 8-18 | 32 | |
150 | 480 | 480 | 285 | 240 | 212 | 22 | 3 | 390 | 8-22 | 40 | |
200 | 600 | 600 | 340 | 295 | 268 | 24 | 3 | 530 | 12-22 | 50 | |
2.5 | 15 | 130 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 |
20 | 150 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | |
25 | 160 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | |
32 | 180 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | |
40 | 200 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | |
50 | 230 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | |
65 | 290 | 290 | 185 | 145 | 122 | 22 | 3 | 238 | 8-18 | 16 | |
80 | 310 | 310 | 200 | 160 | 138 | 24 | 3 | 257 | 8-18 | 20 | |
100 | 350 | 350 | 235 | 220 | 162 | 24 | 3 | 340 | 8-22 | 25 | |
125 | 400 | 400 | 270 | 250 | 188 | 26 | 3 | 360 | 8-26 | 32 | |
150 | 480 | 480 | 300 | 295 | 218 | 28 | 3 | 390 | 8-26 | 40 | |
200 | 600 | 600 | 360 | 310 | 278 | 30 | 3 | 530 | 12-26 | 50 | |
4.0 | 15 | 130 | 130 | 95 | 65 | 45 | 16 | 2 | 191 | 4-14 | 6 |
20 | 150 | 150 | 105 | 75 | 58 | 18 | 2 | 191 | 4-14 | 6 | |
25 | 160 | 160 | 115 | 85 | 68 | 18 | 2 | 197 | 4-14 | 8 | |
32 | 180 | 180 | 140 | 100 | 78 | 18 | 2 | 200 | 4-18 | 8 | |
40 | 200 | 200 | 150 | 110 | 88 | 18 | 3 | 218 | 4-18 | 13 | |
50 | 230 | 230 | 165 | 125 | 102 | 20 | 3 | 220 | 4-18 | 13 | |
65 | 290 | 290 | 185 | 145 | 122 | 22 | 3 | 238 | 8-18 | 16 | |
80 | 310 | 310 | 200 | 160 | 138 | 24 | 3 | 257 | 8-18 | 20 | |
100 | 350 | 350 | 235 | 220 | 162 | 24 | 3 | 340 | 8-22 | 25 | |
125 | 400 | 400 | 270 | 250 | 188 | 26 | 3 | 360 | 8-26 | 32 | |
150 | 480 | 480 | 300 | 295 | 218 | 28 | 3 | 390 | 8-26 | 40 |