闸阀适用于公称压力PN1.6~10.0MPa,工作温度-29~600℃的石油、化工、制药、化肥、电力行业等各种工况的管路上,切断或接通管路介质。 适用介质为:水、油品、蒸气、酸性介质等。 操作方式有:手动、齿轮传动、电动、气动等。设计合理,密封可靠,通道流畅,流阻系数小,闸板、阀座密封面用铁基合金堆焊或司太立(stellite)钴基硬质合金堆焊而成,耐磨、耐高温、耐腐蚀、抗擦伤性能好、使用寿命长。
主要外形尺寸及连接尺寸:
国标(GB)PN1.0MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 108 | 95 | 65 | 46 | 14 | 2 | 4-ф14 | 160 |
20 | 117 | 105 | 75 | 56 | 16 | 2 | 4-ф14 | 165 |
25 | 127 | 115 | 85 | 65 | 16 | 2 | 4-ф14 | 200 |
32 | 140 | 140 | 100 | 76 | 18 | 2 | 4-ф18 | 240 |
40 | 165 | 150 | 110 | 84 | 18 | 2 | 4-ф18 | 245 |
50 | 180 | 165 | 125 | 99 | 20 | 2 | 4-ф18 | 286 |
65 | 195 | 185 | 145 | 118 | 20 | 2 | 4-ф18 | 320 |
80 | 210 | 200 | 160 | 132 | 20 | 2 | 8-ф18 | 373 |
100 | 230 | 220 | 180 | 156 | 22 | 2 | 8-ф18 | 428 |
125 | 255 | 250 | 210 | 184 | 22 | 2 | 8-ф18 | 513 |
150 | 280 | 285 | 240 | 211 | 24 | 2 | 8-ф22 | 582 |
200 | 330 | 340 | 295 | 266 | 24 | 2 | 8-ф22 | 730 |
250 | 380 | 395 | 350 | 319 | 26 | 2 | 12-ф22 | 897 |
300 | 420 | 445 | 400 | 370 | 26 | 2 | 12-ф22 | 1032 |
350 | 450 | 505 | 460 | 429 | 26 | 2 | 16-ф22 | 1170 |
400 | 480 | 565 | 515 | 480 | 26 | 2 | 16-ф26 | 1330 |
450 | 510 | 615 | 565 | 530 | 28 | 2 | 20-ф26 | 1460 |
500 | 540 | 670 | 620 | 582 | 28 | 2 | 20-ф26 | 1650 |
600 | 600 | 780 | 725 | 682 | 34 | 2 | 20-ф30 | 1830 |
700 | 665 | 895 | 840 | 794 | 34 | 5 | 24-ф30 | 2120 |
800 | 730 | 1015 | 950 | 901 | 36 | 5 | 24-ф33 | 2420 |
900 | 800 | 1115 | 1050 | 1001 | 38 | 5 | 28-ф33 | 2750 |
1000 | 850 | 1230 | 1160 | 1112 | 38 | 5 | 28-ф36 | 3130 |
国标(GB)PN1.6MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 130 | 95 | 65 | 45 | 14 | 2 | 4-ф14 | 170 |
20 | 150 | 105 | 75 | 55 | 14 | 2 | 4-ф14 | 190 |
25 | 160 | 115 | 85 | 65 | 14 | 2 | 4-ф14 | 205 |
32 | 180 | 135 | 100 | 78 | 16 | 2 | 4-ф18 | 270 |
40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-ф18 | 310 |
50 | 250 | 160 | 125 | 100 | 16 | 3 | 4-ф18 | 358 |
65 | 265 | 180 | 145 | 120 | 18 | 3 | 4-ф18 | 373 |
80 | 280 | 195 | 160 | 135 | 20 | 3 | 8-ф18 | 435 |
100 | 300 | 215 | 180 | 155 | 20 | 3 | 8-ф18 | 500 |
125 | 325 | 245 | 210 | 185 | 22 | 3 | 8-ф18 | 614 |
150 | 350 | 280 | 240 | 210 | 24 | 3 | 8-ф23 | 674 |
200 | 400 | 335 | 295 | 265 | 26 | 3 | 12-ф23 | 818 |
250 | 450 | 405 | 355 | 320 | 30 | 3 | 12-ф25 | 969 |
300 | 500 | 460 | 410 | 375 | 30 | 4 | 12-ф25 | 1145 |
350 | 550 | 520 | 470 | 435 | 34 | 4 | 16-ф25 | 1280 |
400 | 600 | 580 | 525 | 485 | 36 | 4 | 16-ф30 | 1450 |
450 | 650 | 640 | 585 | 545 | 40 | 4 | 20-ф30 | 1541 |
500 | 700 | 705 | 650 | 608 | 44 | 4 | 20-ф34 | 1676 |
600 | 800 | 840 | 770 | 718 | 48 | 5 | 20-ф41 | 1874 |
700 | 900 | 910 | 840 | 788 | 50 | 5 | 24-ф41 | 2083 |
800 | 1000 | 1020 | 950 | 898 | 52 | 5 | 24-ф41 | 2400 |
900 | 1100 | 1120 | 1050 | 998 | 54 | 5 | 28-ф41 | 2950 |
1000 | 1200 | 1255 | 1170 | 1110 | 56 | 5 | 28-ф48 | 3245 |
国标(GB)PN2.5MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-ф14 | 170 |
20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-ф14 | 190 |
25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-ф14 | 205 |
32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-ф18 | 270 |
40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-ф18 | 310 |
50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-ф18 | 358 |
65 | 270 | 180 | 145 | 120 | 22 | 3 | 4-ф18 | 373 |
80 | 280 | 195 | 160 | 135 | 22 | 3 | 8-ф18 | 435 |
100 | 300 | 230 | 190 | 160 | 24 | 3 | 8-ф23 | 500 |
125 | 325 | 270 | 220 | 188 | 28 | 3 | 8-ф25 | 614 |
150 | 350 | 300 | 250 | 218 | 30 | 3 | 8-ф25 | 674 |
200 | 400 | 360 | 310 | 278 | 34 | 3 | 12-ф25 | 818 |
250 | 450 | 425 | 370 | 332 | 36 | 3 | 12-ф30 | 969 |
300 | 500 | 485 | 430 | 390 | 40 | 4 | 16-ф30 | 1145 |
350 | 550 | 550 | 490 | 448 | 44 | 4 | 16-ф34 | 1280 |
400 | 600 | 610 | 550 | 505 | 48 | 4 | 16-ф34 | 1450 |
450 | 650 | 660 | 600 | 555 | 50 | 4 | 20-ф34 | 1541 |
500 | 700 | 730 | 660 | 610 | 52 | 4 | 20-ф41 | 1676 |
600 | 800 | 840 | 770 | 718 | 56 | 5 | 20-ф41 | 1874 |
700 | 900 | 955 | 875 | 815 | 60 | 5 | 24-ф48 | 2083 |
800 | 1000 | 1070 | 990 | 930 | 64 | 5 | 24-ф48 | 2400 |
900 | 1100 | 1180 | 1090 | 1025 | 66 | 5 | 28-ф54 | 2950 |
1000 | 1200 | 1305 | 1210 | 1140 | 68 | 5 | 28-ф58 | 3245 |
国标(GB)PN4.0MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-ф14 | 135 |
20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-ф14 | 190 |
25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-ф14 | 205 |
32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-ф18 | 270 |
40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-ф18 | 310 |
50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-ф18 | 371 |
65 | 280 | 180 | 145 | 120 | 22 | 3 | 8-ф18 | 391 |
80 | 310 | 195 | 160 | 135 | 22 | 3 | 8-ф18 | 455 |
100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-ф23 | 551 |
125 | 400 | 270 | 220 | 188 | 28 | 3 | 8-ф25 | 628 |
150 | 450 | 300 | 250 | 218 | 30 | 3 | 8-ф25 | 708 |
200 | 550 | 375 | 320 | 282 | 38 | 3 | 12-ф30 | 885 |
250 | 650 | 445 | 385 | 345 | 42 | 3 | 12-ф34 | 906 |
300 | 750 | 510 | 450 | 408 | 46 | 4 | 16-ф34 | 1203 |
350 | 850 | 570 | 510 | 465 | 52 | 4 | 16-ф34 | 1341 |
400 | 950 | 655 | 585 | 535 | 58 | 4 | 16-ф41 | 1429 |
450 | 1050 | 680 | 610 | 560 | 60 | 4 | 20-ф41 | 1581 |
500 | 1150 | 755 | 670 | 612 | 62 | 4 | 20-ф48 | 1627 |
600 | 1350 | 890 | 795 | 730 | 62 | 5 | 20-ф54 | 1925 |
700 | 1450 | 995 | 900 | 835 | 68 | 5 | 24-ф54 | 2310 |
800 | 1650 | 1135 | 1030 | 960 | 76 | 5 | 24-ф58 | 2600 |
国标(GB)PN6.4MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 170 | 105 | 75 | 55 | 18 | 2 | 4-ф14 | 140 |
20 | 190 | 125 | 90 | 68 | 20 | 2 | 4-ф18 | 140 |
25 | 210 | 135 | 100 | 78 | 22 | 2 | 4-ф18 | 215 |
32 | 230 | 150 | 110 | 82 | 24 | 2 | 4-ф23 | 270 |
40 | 240 | 165 | 125 | 95 | 24 | 3 | 4-ф23 | 345 |
50 | 250 | 175 | 135 | 105 | 26 | 3 | 4-ф23 | 470 |
65 | 280 | 200 | 160 | 130 | 28 | 3 | 8-ф23 | 520 |
80 | 310 | 210 | 170 | 140 | 30 | 3 | 8-ф23 | 570 |
100 | 350 | 250 | 200 | 168 | 32 | 3 | 8-ф25 | 700 |
125 | 400 | 295 | 240 | 202 | 36 | 3 | 8-ф30 | 780 |
150 | 450 | 340 | 280 | 240 | 38 | 3 | 8-ф34 | 850 |
200 | 550 | 405 | 345 | 300 | 44 | 3 | 12-ф34 | 1035 |
250 | 650 | 470 | 400 | 352 | 48 | 3 | 12-ф41 | 1050 |
300 | 750 | 530 | 460 | 412 | 54 | 4 | 16-ф41 | 1470 |
350 | 850 | 595 | 525 | 475 | 60 | 4 | 16-ф41 | 1718 |
400 | 950 | 670 | 585 | 525 | 66 | 4 | 16-ф48 | 1885 |
500 | 1150 | 800 | 705 | 640 | 70 | 4 | 20-ф54 | 2410 |
600 | 1350 | 930 | 820 | 750 | 76 | 5 | 20-ф58 | 2895 |
国标(GB)PN10.0MPa | ||||||||
DN | L | D | D1 | D2 | b | f | Z-фd | H |
15 | 170 | 105 | 75 | 55 | 20 | 2 | 4-ф14 | 140 |
20 | 190 | 125 | 90 | 68 | 22 | 2 | 4-ф18 | 140 |
25 | 210 | 135 | 100 | 78 | 24 | 2 | 4-ф18 | 310 |
32 | 230 | 150 | 110 | 82 | 24 | 2 | 4-ф23 | 320 |
40 | 240 | 165 | 125 | 95 | 26 | 3 | 4-ф23 | 360 |
50 | 250 | 195 | 145 | 112 | 28 | 3 | 4-ф25 | 490 |
65 | 280 | 220 | 170 | 138 | 32 | 3 | 8-ф25 | 540 |
80 | 310 | 230 | 180 | 148 | 34 | 3 | 8-ф25 | 572 |
100 | 350 | 265 | 210 | 172 | 38 | 3 | 8-ф30 | 573 |
125 | 400 | 310 | 250 | 210 | 42 | 3 | 8-ф34 | 744 |
150 | 450 | 350 | 290 | 250 | 46 | 3 | 12-ф34 | 800 |
200 | 550 | 430 | 360 | 312 | 54 | 3 | 12-ф41 | 800 |
250 | 650 | 500 | 430 | 382 | 60 | 3 | 12-ф41 | 1050 |
300 | 750 | 585 | 500 | 442 | 70 | 4 | 16-ф48 | 1200 |
350 | 850 | 655 | 560 | 498 | 76 | 4 | 16-ф54 | 1430 |
400 | 950 | 715 | 620 | 558 | 80 | 4 | 16-ф54 | 1743 |