Product features of electric wedge gate valve
1. The fluid resistance is small, and the sealing surface is eroded and eroded by medium;
2. Easy to open, good sealing performance, unlimited medium flow direction, no disturbance, no pressure drop;
3. The utility model has the advantages of simple shape, good manufacturing technology and wide application range.
Executive standard
| Product specification | design code | Structural length | Connecting flange | Test and inspection | Pressure temperature |
| GB/T12234 | GB/T12221 | JB/T79¡¢GB/T9113HG/T20592¡¢EN1092 | GB/T 13927JB/T9092¡¢API598 | GB/T 12224 |
Main performance specification for electric wedge gate valve
1. Test pressure
| Nominal pressurePN(MPa) | housing | Test pressure£¨MPa£© | Upper seal | |
| Sealing fluid | Seal (gas) | |||
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 | 7.1 | 0.6 | 7.1 |
| 10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
| 16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
2. Applicable medium and temperature
| Shell material | Applicable medium | Applicable temperature (¡æ) |
| Carbon steel (type C) | Water, steam, oil | ¡Ü425 |
| Chromium nickel steel (P type) | Nitric acids | ¡Ü200 |
| Cr Ni Mo steel (R type) | Nitric acids | ¡Ü200 |
| Chromium molybdenum steel (type I) | Water, steam, oil | ¡Ü550 |
Material of main parts of electric wedge gate valve
| Body / bonnet | Gate / seat | Stem | Stem nut | filler | handwheel |
| carbon steel | High quality carbon steel + cemented carbide or stainless steel | Chromium stainless steel | copper alloy | Flexible graphite | malleable iron |
| Chromium nickel steel | Stainless steel, stainless steel + cemented carbide | Chromium nickel stainless steel | copper alloy | teflon | malleable iron |
| Cr Ni Mo steel | Stainless steel, stainless steel + cemented carbide | Chromium nickel stainless steel | copper alloy | teflon | malleable iron |
| Chromium molybdenum steel | Alloy steel + cemented carbide | Chromium nickel | copper alloy | Flexible graphite | malleable iron |
Drawing of electric wedge gate valve
Main connecting dimensions of electric wedge gate valve PN1.6MPa
| DN(mm) | L | D | D1 | D2 | b | f | Z-¦µd | H | motor unit | WT(kg) |
|
Z940H Z940 Z940 Z940 -16C Y-16P/R/PL/RL W-16P/R/PL/RL Y-16I Z941Y Z941 Z941 Z941 |
||||||||||
| 40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-18 | 595 | DZW15 | 53 |
| 50 | 250 | 160 | 125 | 100 | 16 | 3 | 4-18 | 653 | DZW20 | 59 |
| 65 | 265 | 180 | 145 | 120 | 18 | 3 | 4-18 | 665 | DZW20 | 62 |
| 80 | 280 | 195 | 160 | 135 | 18 | 3 | 8-18 | 725 | DZW20 | 74 |
| 100 | 300 | 215 | 180 | 155 | 20 | 3 | 8-18 | 787 | DZW20 | 92 |
| 150 | 350 | 280 | 240 | 210 | 24 | 3 | 8-23 | 955 | DZW30 | 161 |
| 200 | 400 | 335 | 295 | 265 | 26 | 3 | 12-23 | 1105 | DZW30 | 219 |
| 250 | 400 | 405 | 355 | 320 | 30 | 3 | 12-25 | 1343 | DZW45 | 376 |
| 300 | 500 | 460 | 410 | 375 | 30 | 3 | 12-25 | 1516 | DZW60 | 484 |
| 350 | 550 | 520 | 470 | 435 | 34 | 4 | 16-25 | 1678 | DZW60 | 695 |
| 400 | 600 | 580 | 525 | 485 | 36 | 4 | 16-30 | 1849 | DZW90 | 977 |
| 450 | 650 | 640 | 585 | 545 | 40 | 4 | 20-30 | 1937 | DZW90 | 1033 |
| 500 | 700 | 705 | 650 | 608 | 44 | 4 | 20-34 | 2234 | DZW120 | 1087 |
| 600 | 800 | 840 | 770 | 718 | 48 | 5 | 20-41 | 2432 | DZW180 | 1357 |
| 700 | 900 | 910 | 840 | 788 | 50 | 5 | 24-41 | 2489 | DZW250 | 1481 |
| 800 | 1000 | 1020 | 950 | 898 | 52 | 5 | 24-41 | 2643 | DZW350 | 1845 |
Main connection dimensions of electric wedge gate valve pn1.62.5mpa
| DN(mm) | L | D | D1 | D2 | b | f | Z-¦µd | H | motor unit | WT(kg) |
|
Z940H Z940 Z940 Z940 -25C Y-25P/R/PL/RL W-25P/R/PL/RL Y-25I Z941Y Z941 Z941 Z941 |
||||||||||
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-18 | 595 | DZW15 | 60 |
| 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-18 | 653 | DZW20 | 64 |
| 65 | 265 | 180 | 145 | 120 | 22 | 3 | 4-18 | 665 | DZW20 | 65 |
| 80 | 280 | 195 | 160 | 135 | 22 | 3 | 8-18 | 725 | DZW20 | 78 |
| 100 | 300 | 230 | 190 | 160 | 24 | 3 | 8-23 | 787 | DZW20 | 98 |
| 125 | 325 | 270 | 220 | 188 | 28 | 3 | 8-25 | 902 | DZW30 | 154 |
| 150 | 350 | 300 | 250 | 218 | 30 | 3 | 8-25 | 955 | DZW30 | 168 |
| 200 | 400 | 360 | 310 | 278 | 34 | 3 | 12-25 | 1105 | DZW45 | 219 |
| 250 | 450 | 425 | 370 | 332 | 36 | 3 | 12-30 | 1343 | DZW45 | 390 |
| 300 | 500 | 485 | 4360 | 390 | 40 | 4 | 16-30 | 1516 | DZW60 | 505 |
| 350 | 550 | 550 | 490 | 448 | 44 | 4 | 16-34 | 1678 | DZW60 | 736 |
| 400 | 600 | 610 | 550 | 505 | 48 | 4 | 16-34 | 1849 | DZW90 | 1027 |
| 450 | 650 | 660 | 600 | 555 | 50 | 4 | 16-34 | 1937 | DZW90 | 1139 |
| 500 | 700 | 730 | 660 | 610 | 52 | 4 | 20-34 | 2234 | DZW120 | 1228 |
| 600 | 800 | 840 | 770 | 718 | 56 | 5 | 20-41 | 2432 | DZW180 | 1502 |
| 700 | 900 | 955 | 875 | 815 | 60 | 5 | 20-41 | 2489 | DZW250 | 1617 |
| 800 | 1000 | 1070 | 990 | 930 | 64 | 5 | 24-48 | 2643 | DZW350 | 1923 |
Main connecting dimensions of electric wedge gate valve PN1.6MPa
| DN(mm) | L | D | D1 | D2 | D6 | b | Z-¦µd | f | f2 | H | motor unit | WT(kg) |
|
Z940H Z940 Z940 Z940 -40C Y-40P/R/PL/RL W-40P/R/PL/RL Y-40I Z941Y Z941 Z941 Z941 |
||||||||||||
| 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-18 | 3 | 4 | 617 | 15 | 62 |
| 50 | 250 | 160 | 125 | 100 | 88 | 20 | 4-18 | 3 | 4 | 665 | 20 | 66 |
| 65 | 280 | 180 | 145 | 120 | 110 | 22 | 8-18 | 3 | 4 | 680 | 20 | 68 |
| 80 | 310 | 195 | 160 | 135 | 121 | 22 | 8-18 | 3 | 4 | 752 | 20 | 80 |
| 100 | 350 | 230 | 190 | 160 | 150 | 24 | 8-23 | 3 | 4.5 | 846 | 30 | 108 |
| 150 | 450 | 300 | 250 | 218 | 204 | 30 | 8-25 | 3 | 4.5 | 1087 | 45 | 258 |
| 200 | 550 | 375 | 320 | 282 | 260 | 38 | 12-30 | 3 | 4.5 | 1243 | 45 | 366 |
| 250 | 650 | 445 | 385 | 345 | 313 | 42 | 12-34 | 3 | 4.5 | 1429 | 60 | 472 |
| 300 | 750 | 510 | 450 | 408 | 364 | 46 | 16-34 | 4 | 4.5 | 1608 | 90 | 673 |
| 350 | 850 | 570 | 510 | 465 | 422 | 52 | 16-34 | 4 | 5 | 1738 | 90 | 804 |
| 400 | 950 | 655 | 585 | 535 | 474 | 58 | 16-41 | 4 | 5 | 1897 | 120 | 1081 |
| 450 | 1050 | 680 | 610 | 560 | 524 | 60 | 20-41 | 4 | 5 | 2104 | 120 | 1259 |
| 500 | 1150 | 755 | 670 | 612 | 576 | 62 | 20-48 | 4 | 5 | 2401 | 180 | 1348 |
