【襯氟升降式止回閥,襯氟大口徑法蘭止回閥產(chǎn)品介紹】 為確保管路介質(zhì)不與閥門殼體材料直接接觸,本產(chǎn)品中閥體,閥蓋,閥瓣等內(nèi)件均設(shè)計(jì)成襯里部件;閥座采用整體式聚合物作密封材料,在較寬的溫度和壓力范圍內(nèi)具有優(yōu)良的密封性能;閥門選材廣泛,規(guī)格齊全,是石油勘探,石化,化工,原油和天然氣等輸送管道的理想用閥。閥桿設(shè)計(jì)成分段式由定位夾夾持連接而成,有利于閥門的開度控制和維修。 【襯氟升降式止回閥,襯氟大口徑法蘭止回閥性能規(guī)范】
【襯氟式止回閥主要零部件材料表】
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【主要連接尺寸】
公稱通徑 | 標(biāo) 準(zhǔn) 值 | 參 考 值 | |||||||||
DN(mm) | NPS (inch) | L | D | D 1 | D 2 | f | b | Z- φ d | B | H | WT(Kg) |
PN 0.6MPa | |||||||||||
15 | 1/2 | 130 | 80 | 55 | 40 | 2 | 12 | 4- φ 12 | 105 | 55 | 4 |
20 | 3/4 | 150 | 90 | 65 | 50 | 2 | 14 | 4- φ 12 | 115 | 58 | 5 |
25 | 1 | 160 | 100 | 75 | 60 | 2 | 14 | 4- φ 12 | 128 | 60 | 6 |
32 | 11/4 | 180 | 120 | 90 | 70 | 2 | 16 | 4- φ 14 | 145 | 75 | 7 |
40 | 11/2 | 200 | 130 | 100 | 80 | 3 | 16 | 4- φ 14 | 160 | 82 | 8 |
50 | 2 | 230 | 140 | 110 | 90 | 3 | 16 | 4- φ 14 | 178 | 95 | 10 |
65 | 2 1/2 | 290 | 160 | 130 | 110 | 3 | 16 | 4- φ 14 | 205 | 105 | 20 |
80 | 3 | 310 | 185 | 150 | 125 | 3 | 18 | 4- φ 18 | 230 | 120 | 25 |
100 | 4 | 350 | 205 | 170 | 145 | 3 | 18 | 4- φ 18 | 255 | 135 | 30 |
125 | 5 | 400 | 235 | 200 | 175 | 3 | 20 | 8- φ 18 | 305 | 158 | 50 |
150 | 6 | 480 | 260 | 225 | 200 | 3 | 20 | 8- φ 18 | 345 | 180 | 65 |
200 | 8 | 495 | 315 | 280 | 255 | 3 | 22 | 8- φ 18 | 415 | 215 | 137 |
250 | 10 | 622 | 370 | 335 | 310 | 3 | 24 | 12- φ 18 | 490 | 240 | 150 |
300 | 12 | 698 | 435 | 395 | 362 | 4 | 24 | 12- φ 23 | 540 | 265 | 185 |
350 | 14 | 787 | 485 | 445 | 412 | 4 | 26 | 12- φ 23 | 585 | 300 | 215 |
400 | 16 | 914 | 535 | 495 | 462 | 4 | 28 | 16- φ 23 | 635 | 360 | 244 |
450 | 18 | 978 | 590 | 550 | 518 | 4 | 28 | 16- φ 23 | 680 | 385 | 276 |
500 | 20 | 978 | 640 | 600 | 568 | 4 | 30 | 16- φ 23 | 740 | 415 | 315 |
PN 1.0MPa | |||||||||||
15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4- φ 14 | 105 | 55 | 5 |
20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4- φ 14 | 115 | 58 | 7 |
25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4- φ 14 | 128 | 60 | 9 |
32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4- φ 18 | 145 | 75 | 11 |
40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4- φ 18 | 160 | 82 | 13.5 |
50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4- φ 18 | 178 | 95 | 18 |
65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4- φ 18 | 205 | 105 | 22 |
80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 4- φ 18 | 230 | 120 | 28 |
100 | 4 | 350 | 215 | 180 | 155 | 3 | 22 | 8- φ 18 | 255 | 135 | 34 |
125 | 5 | 400 | 245 | 210 | 185 | 3 | 24 | 8- φ 18 | 305 | 158 | 58 |
150 | 6 | 480 | 280 | 240 | 210 | 3 | 24 | 8- φ 23 | 345 | 180 | 72 |
200 | 8 | 495 | 335 | 295 | 265 | 3 | 26 | 8- φ 23 | 415 | 215 | 150 |
250 | 10 | 622 | 390 | 350 | 320 | 3 | 28 | 12- φ 23 | 490 | 240 | 165 |
300 | 12 | 698 | 400 | 400 | 368 | 4 | 28 | 12- φ 23 | 540 | 265 | 190 |
350 | 14 | 787 | 460 | 460 | 428 | 4 | 30 | 16- φ 23 | 585 | 300 | 225 |
400 | 16 | 914 | 515 | 515 | 482 | 4 | 32 | 16- φ 25 | 635 | 360 | 254 |
450 | 18 | 978 | 565 | 565 | 532 | 4 | 32 | 20- φ 25 | 680 | 385 | 285 |
500 | 20 | 978 | 620 | 620 | 585 | 4 | 34 | 20- φ 25 | 740 | 415 | 333 |
PN 1.6MPa | |||||||||||
15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4- φ 14 | 110 | 55 | 6 |
20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4- φ 14 | 120 | 58 | 7.8 |
25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4- φ 14 | 135 | 60 | 10 |
32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4- φ 18 | 150 | 75 | 12.5 |
40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4- φ 18 | 165 | 82 | 14.5 |
50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4- φ 18 | 185 | 95 | 19.5 |
65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4- φ 18 | 210 | 105 | 25.5 |
80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 4- φ 18 | 235 | 120 | 30 |
100 | 4 | 350 | 215 | 180 | 155 | 3 | 24 | 8- φ 18 | 260 | 135 | 36 |
125 | 5 | 400 | 245 | 210 | 185 | 3 | 26 | 8- φ 18 | 310 | 158 | 62 |
150 | 6 | 480 | 280 | 240 | 210 | 3 | 28 | 8- φ 23 | 350 | 180 | 78 |
200 | 8 | 495 | 335 | 295 | 265 | 3 | 30 | 12- φ 23 | 420 | 215 | 156 |
250 | 10 | 622 | 405 | 355 | 320 | 3 | 32 | 12- φ 25 | 505 | 240 | 172 |
300 | 12 | 698 | 460 | 410 | 375 | 4 | 34 | 12- φ 25 | 560 | 265 | 240 |
350 | 14 | 787 | 520 | 470 | 435 | 4 | 38 | 16- φ 25 | 605 | 300 | 208 |
400 | 16 | 914 | 580 | 525 | 485 | 4 | 40 | 16- φ 30 | 650 | 350 | 265 |