基本介紹
- 中文名:襯氟截止閥
- 基本概述:必須向閥瓣施加壓力
- 優點:工作行程小,啟閉時間短
- 缺點:調節性能較差
基本概述
優點
襯裡材料
注意事項
結構特點
產品用途
截止閥尺寸表
公稱通經 | L | D | D1 | D2 | f | b | Z-φd | |
DN(mm) | NPS(inch) | PN1.0MPa | ||||||
15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4-φ14 |
20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 4-φ18 |
100 | 4 | 350 | 215 | 180 | 155 | 3 | 22 | 8-φ18 |
125 | 5 | 400 | 245 | 210 | 185 | 3 | 24 | 8-φ18 |
150 | 6 | 480 | 280 | 240 | 210 | 3 | 24 | 8-φ23 |
200 | 8 | 495 | 335 | 295 | 265 | 3 | 26 | 8-φ23 |
250 | 10 | 622 | 390 | 350 | 320 | 3 | 28 | 12-φ23 |
300 | 12 | 698 | 440 | 400 | 368 | 4 | 28 | 12-φ23 |
350 | 14 | 787 | 500 | 460 | 428 | 4 | 30 | 16-φ23 |
PN1.6MPa | ||||||||
15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4-φ14 |
20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 8-φ18 |
100 | 4 | 350 | 215 | 180 | 155 | 3 | 24 | 8-φ18 |
125 | 5 | 400 | 245 | 210 | 185 | 3 | 26 | 8-φ18 |
150 | 6 | 480 | 280 | 240 | 210 | 3 | 28 | 8-φ23 |
200 | 8 | 495 | 335 | 295 | 265 | 3 | 30 | 12-φ23 |
250 | 10 | 622 | 405 | 355 | 320 | 3 | 32 | 12-φ25 |
300 | 12 | 698 | 460 | 410 | 375 | 4 | 34 | 12-φ25 |
PN2.5MPa | ||||||||
15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 16 | 4-φ14 |
20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4-φ14 |
25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4-φ14 |
32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4-φ18 |
40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 22 | 8-φ18 |
80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 8-φ18 |
100 | 4 | 350 | 230 | 190 | 160 | 3 | 24 | 8-φ23 |
125 | 5 | 400 | 270 | 220 | 188 | 3 | 28 | 8-φ25 |
150 | 6 | 480 | 300 | 250 | 218 | 3 | 30 | 8-φ25 |