结构特点
1、采用中法兰螺栓连接,支管两端为法兰连接或对焊连接
2、启闭件采用半密封副强制密封,性能优良
3、密封副材料为耐磨陶瓷或耐磨合金,耐磨性强,耐磨性强、耐用冲蚀、耐擦伤、摩擦力小、密封可靠
4、阀体出口流道结型合理,不存渣,启闭灵活,不卡阻
5、阀杆经调质和表面氮化处理,有良好的搞腐蚀性,抗擦伤性和耐磨性
6、中大口径设置滚动轴承,启闭轻松
引用标准
设计与制造:GB12234 GB3595
结构长度:GB12221
压力温度等级:GB9131 JB/T74 HG20604
连接法兰:JG/T79 GB9113 HG20593-20635
试验与检验:GB13927 JB/T9092
主要外形和连接尺寸 单位Unit:mm
公称压力PN |
公称通径DN |
主要外形尺寸和连接尺寸 |
||||||||||
L | D | D1 | D2 | D6 | b | f | Z-φd | H | Do | WT | ||
1.6MPa | 80 | 280 | 195 | 160 | 135 | - | 20 | 3 | 8-18 | 510 | 280 | 78 |
100 | 300 | 215 | 180 | 155 | - | 20 | 3 | 8-18 | 685 | 300 | 96 | |
150 | 350 | 280 | 240 | 210 | - | 24 | 3 | 8-23 | 790 | 300 | 158 | |
200 | 400 | 335 | 295 | 265 | - | 26 | 3 | 12-23 | 885 | 350 | 222 | |
250 | 450 | 405 | 355 | 320 | - | 30 | 3 | 12-25 | 1015 | 400 | 289 | |
300 | 500 | 460 | 410 | 375 | - | 30 | 3 | 12-25 | 1190 | 450 | 365 | |
350 | 550 | 520 | 470 | 435 | - | 34 | 4 | 16-25 | 1350 | 500 | 508 | |
400 | 600 | 580 | 525 | 485 | - | 36 | 4 | 16-25 | 1460 | 500 | 550 | |
450 | 650 | 640 | 585 | 545 | - | 40 | 4 | 20-30 | 1620 | 550 | 660 | |
500 | 700 | 705 | 650 | 608 | - | 44 | 4 | 20-34 | 1800 | 550 | 682 | |
2.5MPa | 50 | 250 | 160 | 125 | 100 | - | 20 | 3 | 4-18 | 335 | 250 | 99 |
80 | 280 | 195 | 160 | 135 | - | 22 | 3 | 8-18 | 510 | 280 | 118 | |
100 | 300 | 230 | 190 | 160 | - | 24 | 3 | 8-23 | 685 | 300 | 147 | |
150 | 350 | 300 | 250 | 218 | - | 30 | 3 | 8-25 | 790 | 300 | 204 | |
200 | 400 | 360 | 310 | 278 | - | 34 | 3 | 12-25 | 885 | 350 | 273 | |
250 | 450 | 425 | 370 | 332 | - | 36 | 3 | 12-30 | 1015 | 400 | 373 | |
300 | 500 | 485 | 430 | 390 | - | 40 | 4 | 16-30 | 1190 | 450 | 478 | |
350 | 550 | 550 | 490 | 448 | - | 44 | 4 | 16-34 | 1350 | 500 | 530 | |
400 | 600 | 610 | 550 | 505 | - | 48 | 4 | 16-34 | 1460 | 500 | 580 | |
450 | 650 | 660 | 600 | 555 | - | 50 | 4 | 20-34 | 1620 | 550 | 630 | |
500 | 700 | 730 | 660 | 610 | - | 52 | 4 | 20-41 | 1800 | 550 | 720 | |
4.0MPa | 50 | 250 | 160 | 125 | 100 | 88 | 20 | 3 | 4-18 | 3400 | 250 | 98 |
80 | 310 | 195 | 160 | 135 | 121 | 22 | 3 | 8-18 | 508 | 300 | 126 | |
100 | 350 | 230 | 190 | 160 | 150 | 24 | 3 | 8-23 | 680 | 300 | 156 | |
150 | 450 | 300 | 250 | 218 | 204 | 30 | 3 | 8-25 | 800 | 400 | 228 | |
200 | 550 | 375 | 320 | 282 | 260 | 38 | 3 | 12-30 | 875 | 500 | 298 | |
250 | 650 | 445 | 385 | 345 | 313 | 42 | 3 | 12-34 | 1010 | 500 | 372 | |
300 | 750 | 510 | 450 | 408 | 364 | 46 | 4 | 16-34 | 1180 | 550 | 450 | |
350 | 850 | 570 | 510 | 465 | 422 | 52 | 4 | 16-34 | 1145 | 600 | 530 | |
400 | 950 | 655 | 585 | 535 | 474 | 58 | 4 | 16-41 | 1280 | 600 | 610 | |
450 | 1050 | 680 | 610 | 560 | 524 | 60 | 4 | 20-41 | 1415 | 700 | 690 | |
500 | 1150 | 755 | 670 | 612 | 576 | 62 | 4 | 20-48 | 1560 | 750 | 772 | |
6.4MPa | 50 | 250 | 175 | 135 | 105 | - | 26 | 3 | 4-23 | 340 | 250 | 142 |
80 | 310 | 210 | 170 | 140 | - | 30 | 3 | 8-23 | 508 | 300 | 168 | |
100 | 350 | 250 | 200 | 168 | - | 32 | 3 | 8-25 | 680 | 300 | 210 | |
150 | 450 | 340 | 280 | 240 | - | 38 | 3 | 8-34 | 800 | 400 | 270 | |
200 | 550 | 405 | 345 | 300 | - | 44 | 3 | 12-34 | 875 | 500 | 367 | |
250 | 650 | 470 | 400 | 352 | - | 48 | 3 | 12-41 | 1010 | 500 | 450 | |
300 | 750 | 530 | 460 | 415 | - | 54 | 4 | 16-41 | 1180 | 550 | 532 | |
350 | 850 | 595 | 525 | 475 | - | 60 | 4 | 16-41 | 1145 | 600 | 548 | |
400 | 950 | 670 | 585 | 525 | - | 66 | 4 | 16-48 | 1280 | 600 | 615 | |
450 | 1050 | 715 | 630 | 570 | - | 70 | 4 | 20-48 | 1415 | 700 | 695 | |
500 | 1150 | 800 | 705 | 610 | - | 76 | 4 | 20-54 | 1560 | 750 | 778 |