In air pollution, sulfur dioxide is an important pollutant
Multifunctionality
It is widely used in pipelines of petroleum, chemical industry, food, medicine, paper making, hydropower, ship, water supply and drainage, gold treatment, energy and other systems. It is suitable for a variety of corrosive gases, liquids, semi-liquids and solid powder media.
Product parameters
Applicable temperature | Applicable medium |
Natural rubber≤85℃ | Gypsum slurry, limestone slurry, recycled water, process water, wastewater |
EPDM≤100℃ |
Major Parts Materials
Name | Material Science |
valve body | Gray Iron, Ductile Iron, Carbon Steel |
Disc | Carbon steel coated rubber, carbon steel coated fluoroplastics, stainless steel duplex stainless steel plate 1.4529、C276 |
valve seat | Natural Rubber, EPDM, Rubber |
Stem | Stainless steel、 2Cr13、304 |
Size list
Nominal diameter (DN) | L | D | D1 | Z-Ф | H | H1 | A | B | D0 | weight (kg) |
40 | 33 | 150 | 110 | 4-18 | 350 | 270 | 193 | 125 | 150 | 7 |
50 | 43 | 165 | 125 | 4-18 | 360 | 280 | 193 | 125 | 150 | 8 |
65 | 46 | 185 | 145 | 4-18 | 385 | 295 | 193 | 125 | 150 | 9 |
80 | 46 | 200 | 160 | 8-18 | 396 | 300 | 193 | 125 | 150 | 10 |
100 | 52 | 220 | 180 | 8-18 | 430 | 315 | 193 | 125 | 150 | 11 |
125 | 56 | 250 | 210 | 8-18 | 460 | 335 | 193 | 125 | 150 | 13 |
150 | 56 | 285 | 240 | 8-22 | 485 | 345 | 193 | 125 | 150 | 14 |
200 | 60 | 340 | 295 | 8-22 | 630 | 455 | 283 | 165 | 220 | 30 |
250 | 68 | 395 | 350 | 12-22 | 690 | 484 | 283 | 165 | 220 | 40 |
300 | 78 | 445 | 400 | 12-22 | 770 | 530 | 334 | 175 | 280 | 78 |
350 | 78 | 505 | 460 | 16-22 | 830 | 560 | 334 | 175 | 280 | 81 |
400 | 102 | 565 | 515 | 16-26 | 910 | 595 | 425 | 210 | 320 | 140 |
450 | 114 | 615 | 565 | 20-26 | 938 | 618 | 425 | 210 | 320 | 160 |
500 | 127 | 670 | 620 | 20-26 | 993 | 650 | 425 | 210 | 320 | 190 |
600 | 154 | 780 | 725 | 20-30 | 1131 | 718 | 425 | 210 | 320 | 315 |
700 | 165 | 895 | 840 | 24-30 | 1476 | 998 | 620 | 320 | 400 | 480 |
800 | 190 | 1015 | 950 | 24-33 | 1533 | 1008 | 620 | 320 | 400 | 516 |
900 | 203 | 1115 | 1050 | 28-33 | 1655 | 1070 | 620 | 320 | 400 | 780 |
1000 | 216 | 1230 | 1160 | 28-36 | 1765 | 1125 | 620 | 400 | 400 | 950 |
1100 | 230 | 1340 | 1270 | 32-36 | 1880 | 1184 | 620 | 400 | 400 | 1050 |
1200 | 254 | 1455 | 1380 | 32-39 | 1995 | 1240 | 620 | 400 | 400 | 1150 |