國標截止閥系列

廣泛應用于礦山、煤礦、冶金、造紙等行業。
性能特點
1、結構簡單,制造和維修比較方便2、工作行程小,啟閉時間短。
3、密封性好,密封面間磨擦力小,壽命較長。
技術參數
技術規范 | ||
1 | 設計、制造 | GB/T12235 |
2 | 結構長度 | GB/T12221 |
3 | 連接法蘭 | JB/T79 |
4 | 檢驗和試驗 | GB/T9092 |
技術參數 | ||
1 | 公稱通徑 | DN15-400mm |
2 | 公稱壓力 | PN1.6-16MPa |
3 | 連接方式 | 法蘭 |
4 | 傳動方式 | 手動、電動 |


安裝尺寸

主要外形及連接尺寸
公稱壓力 PN(MPa) |
公稱通徑 DN(mm) |
主要外形尺寸、連接尺寸((mm) | 參考值 | |||||||||||
手動 | 電動 | |||||||||||||
短系列 | 長系列 | D | D1 | D2 | b | f | f1 | Z-Φd | Do | H | H2 | L1 | ||
1.6 | 15 | 108 | 130 | 95 | 65 | 45 | 14 | 2 | - | 4-Φ14 | 120 | 218 | - | - |
20 | 117 | 150 | 105 | 75 | 55 | 14 | 2 | - | 4-Φ14 | 140 | 258 | - | - | |
25 | 127 | 160 | 115 | 85 | 65 | 14 | 2 | - | 4-Φ14 | 160 | 275 | - | - | |
32 | 140 | 180 | 135 | 100 | 78 | 16 | 2 | - | 4-Φ18 | 180 | 280 | - | - | |
40 | 165 | 200 | 145 | 110 | 85 | 16 | 3 | - | 4-Φ18 | 200 | 300 | - | - | |
50 | 203 | 230 | 160 | 125 | 100 | 16 | 3 | - | 4-Φ18 | 240 | 320 | 645 | 590 | |
65 | 216 | 290 | 180 | 145 | 120 | 16 | 3 | - | 4-Φ18 | 250 | 325 | 690 | 590 | |
80 | 241 | 310 | 195 | 160 | 135 | 20 | 3 | - | 8-Φ18 | 280 | 355 | 715 | 590 | |
100 | 292 | 350 | 215 | 180 | 155 | 20 | 3 | - | 8-Φ18 | 300 | 415 | 720 | 590 | |
125 | 330 | 400 | 245 | 210 | 185 | 22 | 3 | - | 8-Φ18 | 320 | 460 | 780 | 590 | |
150 | 356 | 480 | 280 | 240 | 210 | 24 | 3 | - | 8-Φ23 | 350 | 510 | 810 | 590 | |
200 | 495 | 600 | 335 | 295 | 265 | 26 | 3 | - | 12-Φ23 | 400 | 568 | 967 | 810 | |
250 | 622 | 730 | 405 | 355 | 320 | 30 | 3 | - | 12-Φ25 | 450 | 752 | 1143 | 810 | |
300 | 698 | 850 | 460 | 410 | 375 | 30 | 4 | - | 12-Φ25 | 500 | 812 | 1292 | 830 | |
350 | 787 | 980 | 520 | 470 | 435 | 34 | 4 | - | 16-Φ25 | 800 | 1240 | 1690 | 850 | |
400 | 914 | 1100 | 580 | 525 | 485 | 36 | 4 | - | 16-Φ30 | 900 | 1300 | 2100 | 920 | |
2.5 | 15 | 152 | 130 | 95 | 65 | 45 | 16 | 2 | - | 4-Φ14 | 120 | 218 | - | - |
20 | 178 | 150 | 105 | 75 | 55 | 16 | 2 | - | 4-Φ14 | 140 | 258 | - | - | |
25 | 127 | 160 | 115 | 85 | 65 | 16 | 2 | - | 4-Φ14 | 160 | 275 | - | - | |
32 | 140 | 180 | 135 | 100 | 78 | 18 | 2 | - | 4-Φ18 | 180 | 280 | - | - | |
40 | 165 | 200 | 145 | 110 | 85 | 18 | 3 | - | 4-Φ18 | 200 | 300 | - | - | |
50 | 203 | 230 | 160 | 125 | 100 | 20 | 3 | - | 4-Φ18 | 200 | 325 | 645 | 590 | |
65 | 216 | 290 | 180 | 145 | 120 | 22 | 3 | - | 8-Φ18 | 250 | 345 | 690 | 590 | |
80 | 241 | 310 | 195 | 160 | 135 | 22 | 3 | - | 8-Φ18 | 280 | 360 | 715 | 590 | |
100 | 292 | 350 | 230 | 190 | 160 | 24 | 3 | - | 8-Φ23 | 300 | 415 | 77 | 590 | |
125 | 330 | 400 | 270 | 220 | 188 | 28 | 3 | - | 8-Φ25 | 320 | 480 | 780 | 590 | |
150 | 356 | 480 | 300 | 250 | 218 | 30 | 3 | - | 8-Φ25 | 350 | 598 | 810 | 810 | |
200 | 495 | 600 | 360 | 310 | 278 | 34 | 3 | - | 12-Φ25 | 400 | 702 | 967 | 810 | |
250 | 622 | 730 | 425 | 370 | 332 | 36 | 4 | - | 12-Φ30 | 450 | 782 | 1143 | 830 | |
300 | 711 | 850 | 485 | 430 | 390 | 40 | 4 | - | 16-Φ30 | 500 | 880 | 1292 | 830 | |
350 | 838 | 980 | 550 | 490 | 448 | 44 | 4 | - | 16-Φ34 | 800 | 1240 | 1690 | 850 | |
400 | 864 | 1100 | 610 | 550 | 505 | 48 | 4 | - | 16-Φ34 | 900 | 1300 | 2100 | 920 | |
4.0 | 15 | - | 130 | 95 | 65 | 45 | 16 | 2 | 4 | 4-Φ14 | 120 | 233 | - | - |
20 | - | 150 | 105 | 75 | 55 | 16 | 2 | 4 | 4-Φ14 | 140 | 225 | - | - | |
25 | - | 160 | 115 | 85 | 65 | 16 | 2 | 4 | 4-Φ14 | 160 | 285 | - | - | |
32 | - | 180 | 135 | 100 | 78 | 18 | 2 | 4 | 4-Φ18 | 180 | 302 | - | - | |
40 | - | 200 | 145 | 110 | 85 | 18 | 3 | 4 | 4-Φ18 | 200 | 335 | - | - | |
50 | - | 230 | 160 | 125 | 100 | 20 | 3 | 4 | 4-Φ18 | 240 | 350 | 645 | 590 | |
65 | - | 290 | 180 | 145 | 120 | 22 | 3 | 4 | 8-Φ18 | 250 | 400 | 690 | 590 | |
80 | - | 310 | 195 | 160 | 135 | 22 | 3 | 4 | 8-Φ18 | 280 | 430 | 715 | 590 | |
100 | - | 350 | 230 | 190 | 160 | 24 | 3 | 4.5 | 8-Φ23 | 300 | 465 | 770 | 590 | |
125 | 400 | 270 | 220 | 188 | 176 | 28 | 3 | 4.5 | 8-Φ25 | 320 | 505 | 782 | 810 | |
150 | 480 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-Φ25 | 350 | 610 | 875 | 810 | |
200 | 600 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-Φ30 | 400 | 722 | 1160 | 810 | |
250 | 730 | 445 | 385 | 345 | 313 | 50 | 4 | 4.5 | 12-Φ34 | 700 | 930 | 1360 | 810 | |
300 | 850 | 510 | 450 | 409 | 364 | 54 | 4 | 4.5 | 16-Φ34 | 800 | 1080 | 1420 | 810 | |
350 | 980 | 580 | 510 | 465 | 422 | 60 | 4 | 5 | 16-Φ34 | 900 | 1240 | 1690 | 920 | |
400 | 1100 | 655 | 585 | 535 | 474 | 65 | 4 | 5 | 16-Φ41 | 1000 | 1280 | 2100 | 920 | |
6.4 | 15 | 170 | 105 | 75 | 55 | 40 | 18 | 2 | 4 | 4-Φ14 | 140 | 200 | - | - |
20 | 190 | 125 | 90 | 68 | 51 | 20 | 2 | 4 | 4-Φ18 | 160 | 228 | - | - | |
25 | 210 | 135 | 100 | 78 | 58 | 22 | 2 | 4 | 4-Φ18 | 180 | 275 | - | - | |
32 | 230 | 150 | 110 | 82 | 66 | 24 | 2 | 4 | 4-Φ23 | 200 | 325 | - | - | |
40 | 260 | 165 | 125 | 95 | 76 | 24 | 3 | 4 | 4-Φ23 | 240 | 360 | - | - | |
50 | 300 | 175 | 135 | 105 | 88 | 26 | 3 | 4 | 4-Φ23 | 280 | 410 | 710 | 590 | |
65 | 340 | 200 | 160 | 130 | 110 | 28 | 3 | 4 | 8-Φ23 | 320 | 450 | 750 | 590 | |
80 | 380 | 210 | 170 | 140 | 121 | 30 | 3 | 4 | 8-Φ23 | 400 | 485 | 785 | 590 | |
100 | 430 | 250 | 200 | 168 | 150 | 32 | 3 | 4.5 | 8-Φ25 | 450 | 537 | 837 | 810 | |
125 | 500 | 295 | 240 | 202 | 176 | 36 | 3 | 4.5 | 8-Φ30 | 450 | 590 | 1030 | 810 | |
150 | 550 | 340 | 280 | 240 | 204 | 38 | 3 | 4.5 | 8-Φ34 | 500 | 645 | 1065 | 830 | |
200 | 650 | 405 | 345 | 300 | 260 | 44 | 3 | 4.5 | 12-Φ34 | 550 | 755 | 1213 | 830 | |
250 | 775 | 470 | 400 | 352 | 313 | 48 | 4 | 4.5 | 12-Φ41 | 700 | 1000 | 1360 | 830 | |
300 | 900 | 530 | 460 | 412 | 364 | 54 | 4 | 4.5 | 16-Φ41 | 800 | 1080 | 1420 | 920 | |
350 | 850 | 1025 | 525 | 475 | 422 | 60 | 4 | 4.5 | 16-Φ41 | 900 | 1240 | 1700 | 920 | |
10.0 | 15 | 170 | 105 | 75 | 55 | 40 | 20 | 2 | 4 | 4-Φ1418 | 140 | 200 | - | - |
20 | 190 | 125 | 90 | 68 | 51 | 22 | 2 | 4 | 4-18Φ | 160 | 228 | - | - | |
25 | 210 | 135 | 100 | 78 | 58 | 24 | 2 | 4 | 4-Φ | 180 | 250 | - | - | |
32 | 230 | 150 | 110 | 82 | 66 | 24 | 2 | 4 | 4-Φ23 | 220 | 325 | - | - | |
40 | 260 | 165 | 125 | 95 | 76 | 26 | 3 | 4 | 4-Φ23 | 240 | 360 | - | - | |
50 | 300 | 195 | 145 | 112 | 88 | 28 | 3 | 4 | 8-Φ25 | 280 | 415 | 714 | 590 | |
65 | 340 | 220 | 170 | 138 | 110 | 32 | 3 | 4 | 8-Φ25 | 320 | 465 | 734 | 590 | |
80 | 380 | 230 | 180 | 148 | 121 | 34 | 3 | 4 | 8-Φ30 | 400 | 547 | 847 | 810 | |
100 | 430 | 265 | 210 | 172 | 150 | 38 | 3 | 4.5 | 8-Φ30 | 450 | 620 | 950 | 810 | |
125 | 500 | 310 | 250 | 210 | 176 | 42 | 3 | 4.5 | 8-Φ34 | 450 | 730 | 1142 | 830 | |
150 | 550 | 350 | 290 | 250 | 204 | 46 | 3 | 4.5 | 12-Φ34 | 500 | 840 | 1240 | 830 | |
200 | 650 | 430 | 360 | 312 | 260 | 54 | 3 | 4.5 | 12-Φ41 | 550 | 925 | 1425 | 830 | |
16.0 | 15 | 170 | 110 | 75 | 52 | 46 | 24 | 2 | 4 | 4-Φ18 | 140 | 200 | - | - |
20 | 190 | 130 | 90 | 62 | 51 | 26 | 2 | 4 | 4-Φ23 | 160 | 228 | - | - | |
25 | 210 | 140 | 100 | 72 | 58 | 28 | 2 | 4 | 4-Φ23 | 180 | 250 | - | - | |
32 | 230 | 165 | 115 | 85 | 66 | 30 | 2 | 4 | 4-Φ25 | 220 | 325 | - | - | |
40 | 260 | 175 | 125 | 92 | 76 | 32 | 3 | 4 | 4-Φ25 | 240 | 370 | - | - | |
50 | 300 | 215 | 165 | 132 | 88 | 36 | 3 | 4 | 4-Φ25 | 280 | 430 | 715 | 590 | |
65 | 340 | 245 | 190 | 152 | 110 | 44 | 3 | 4 | 8-Φ30 | 320 | 480 | 743 | 810 | |
80 | 380 | 260 | 205 | 168 | 121 | 46 | 3 | 4 | 8-Φ30 | 400 | 570 | 850 | 830 | |
100 | 430 | 300 | 240 | 200 | 50 | 48 | 3 | 4.5 | 8-Φ34 | 450 | 630 | 960 | 830 | |
125 | 500 | 355 | 285 | 238 | 176 | 60 | 3 | 4.5 | 8-Φ41 | 500 | 750 | 1180 | 870 | |
150 | 550 | 390 | 318 | 270 | 204 | 66 | 3 | 4.5 | 12-Φ41 | 550 | 860 | 1290 | 870 | |
200 | 650 | 480 | 400 | 345 | 260 | 78 | 3 | 4.5 | 12-Φ48 | 600 | 950 | 1495 | 1075 |