A ttha mi Ductile Cast Iron U Type Butterfly Valve cu Worm Gear he, DIN ANSI GB Standard
A ttha bikmi thil cawtu riantuannak, le thilri ttha bik he a phunphun in suaisam le style phunphun kan in pek zungzal. Hi zuamnak hna ah hin a ttha ngaimi Ductile Cast Iron U Type Butterfly Valve with Worm Gear, DIN ANSI GB Standard caah rangnak le kuatnak he aa tlakmi suaisamnak hmuh khawhnak aa tel, pakhat le pakhat hlawknak le tthanchonak hmunkhat ah hram bunh in nanmah he riantuan tti ding in kan i ruahchan. Zeitikhmanh ah kan lungdonghter hna lai lo.
A ttha bikmi thil cawtu riantuannak, le thilri ttha bik he a phunphun in suaisam le style phunphun kan in pek zungzal. Hi zuamnak hna ah hin a rannak le kuatnak he aa tlakmi suaisamnak hmuh khawhnak aa telChina U Type Butterfly Valve, Kan company nih zuarnak cu hlawknak hmuhnak lawng si loin kan company nunphung vawleicung mipi theihternak zong a si tiah a ruah. Cucaah lungthin dihlak in riantuannak pek awkah fakpi in rian kan ttuan i market ah aa zuam bikmi man in pek kan duh
UD Series soft sleeve seated butterfly valve cu Wafer pattern he flanges he a si, hmaitonh in EN558-1 20 series cu wafer phun a si.
U-bantukrubber in a ummi hlinghro valvecu rubber in kharmi butterfly valve phunkhat a si, cucu a dang tein U-bantuk valve disc suaisamnak in a lang. Hi suaisam nih hin valve chungin ti kha tluang tein, dawnkhantu um loin a luanter, pressure tlaknak a zorter i thazaang hmannak a zorter. Disc cung i a ummi rubber tthutnak nih a fekmi kharnak a tuah, a luannak a kham i valve ttha tein a riantuan khawhnak a tuah. U-shaped butterfly valves cu fek tein khar le zumhawktlak tein khar a herhnak thil sining ah hman a si tawn. Ti, thli, petroleum le chemical hna telh in ti phunphun he hman awk ah aa tlak.
U-shaped butterfly valve a sining bik pakhat cu a fawinak le hman a fawinak a si. Disc kha 90-degree angle in a mernak thawngin valve kha tling tein a hun asiloah a khar. Disc cu valve stem he aa pehtlai, cucu lever, gear, asiloah actuator nih a hruai. Hi thil sawhsawh nih hin U-bantuk butterfly valve cu chiah, hman le zohkhenh a fawiter. Cun, valve a hmet tuk caah hmun tlawmte lawng a ummi chiahnak caah aa tlak.
U-bantukConcentric butterfly valves cu chawlehnak phunphun ah hman a si, cu hna ahcun chiti le gas, ti thianhnak, chemical sernak, mei chuahnak le HVAC hna an i tel. Oil le gas industry ah, a tlangpi in oil, natural gas le a dang petroleum thilri pawl a luannak a ukmi pipeline ah hman a si. Ti thianhnak sehzung ah, U-bantuk butterfly valve pawl cu thianhnak phunphun ah ti a luan ning uknak caah hman an si. Chemical sernak sehzung ah, chemical phunphun a luannak uk khawhnak ding caah valve an hman. Thazaang chuahnak sehzung ahcun, meikhu le a dang ti a luannak uk khawhnak caah hman a si. HVAC system ah, U-shaped butterfly valves cu lumternak le lumternak system ah thli le ti a luannak uk khawhnak caah hman a si.
U-shaped butterfly valve cu thilri phunphun ah hman khawhmi le zumhawktlakmi valve a si. A dang tein a ummi U-bantuk disc suaisam le rubber ṭhutdan nih a fekmi kharnak le ti a luannak a ttha tein a tuah. Valve cu hman le zohkhenh a fawi i chiti le gas, ti thianhnak, chemical sernak, mei chuahnak le HVAC riantuannak ah tampi hman a si. Ti, thli, chiti asiloah sii pawl a luannak uknak ah siseh, U-shaped butterfly valves cu a ttha i a ttha ngaimi a phichuak a si ti a lang.
Mah sining a langhtertu:
1.Remhnak khur cu flange cung ah a tlarimi ning in tuah a si, chiah lio ah remh a fawi.
2.Through-out bolt asiloah khatlei bolt hmanmi. Thlen le zohkhenh a fawi.
A nemmi kutdong tthutdan nih pum cu media in a thleidan khawh.
Thilri hmannak lamhruainak
1. Pipe flange phunglam hna cu butterfly valve phunglam hna he aa tlak awk a si; welding neck flange, butterfly valves caah special flange asiloah integral pipe flange hman ding in ruahnak cheuh; slip-on welding flange hmang hlah, hmantu nih slip-on welding flange a hman khawh hlanah supplier nih hnatlaknak a tuah hmasa a hau.
2. Hman hlan thil sining hmannak cu riantuan ning aa khatmi butterfly valve hmannak a si le si lo zohfel a hau.
3. Installation hmangtu nih valve kuang kharnak cunglei kha a thianh hlanah, thurhnawmhnak a um lo ti kha zoh hmasa; thianhnak hri le a dang thilri hna caah pipe kha caankhatte ah thianh.
Install tuah tikah, disc cu pipe flange he an i pah lo nakhnga disc cu khar dirhmun ah a um a hau.
5. Valve tthutnak donghnak pahnih nih flange seal bantuk in rian an ttuan, butterfly valve chiah tikah seal dang a herh lo.
6. Butterfly valve cu hmun paoh ah (a dir, a tlari asiloah a tlik) chiah khawh a si. Butterfly valve cu a nganmi operator he bracket a herh men lai.
7. Butterfly valve phurh asiloah chiah tikah i pah ahcun butterfly valve nih a khar khawhnak a zorter khawh. Butterfly valve disc cu thil har he i pah lo dingin hrial law hi caan chung ah a kharnak cunglei a rawhnak hnga lo 4 ° in 5 ° tiang angle dirhmun ah on a si awk a si.
8. Na chiah hlanah flange hrennak a dik le dik lo fehter, butterfly valve chiah hnu ah hrennak nih rubber le kilvennak khuhnak a hrawh khawh.
9. Pneumatic in rian a ttuanmi butterfly valve hman tikah, thli chuahnak cu a ro i a thiangmi a si awk a si, cucaah thil dang nih pneumatic riantuantu chungah an luh khawh lonak hnga le riantuan ning a hnorsuan khawhnak hnga lo.
10. Cawknak ah langhtermi a hleiin herhmi um loin butterfly valve cu a dir in le innchung hmannak caah lawng chiah khawh a si.
11. Buainak a um ahcun, a ruang kha hngalh khawh a si, buaibainak tawlrel khawh a si, butterfly valve kha hramhram in on asiloah khar awkah thazaang hmangin lever operator kha tuk, tuk, laksawng pek asiloah sauter lo ding a si.
12. Chiahnak le hman lo caan chung ah, butterfly valve pawl cu a ro in chiah ding, thlalang ah huhphenh ding le vawlei rawhnak in a pawngkam thil ttha lo pawl hrial ding.
A kauh ning:

| DN | A | B | H | D0 | C | D | K | d | N-do | 4-M | b | D1 | D2 | N-d1 | F | Φ2 | W | J | H1 | H2 | ||||
| 10 | 16 | 10 | 16 | 10 | 16 | 10 | 16 | |||||||||||||||||
| 400 | 400 | 325 | 51 | 390 | 102 | 580 | 515 | 525 | 460 | 12-28 | 12-31 | 4-M24 | 4-M27 | 24.5 | 175 | 140 | 4-18 | 22 | 33.15 | 10 | 36.15 | 337 | 600 | |
| 450 | 422 | 345 | 51 | 441 | 114 | 640 | 565 | 585 | 496 | 16-28 | 16-31 | 4-M24 | 4-M27 | 25.5 | 175 | 140 | 4-18 | 22 | 37.95 | 10 | 40.95 | 370 | 660 | |
| 500 | 480 | 378 | 57 | 492 | 127 | 715 | 620 | 650 | 560 | 16-28 | 16-34 | 4-M24 | 4-M30 | 26.5 | 175 | 140 | 4-18 | 22 | 41.12 | 10 | 44.12 | 412 | 735 | |
| 600 | 562 | 475 | 70 | 593 | 154 | 840 | 725 | 770 | 658 | 16-31 | 16-37 | 4-M27 | 4-M33 | 30 | 210 | 165 | 4-22 | 22 | 50.63 | 16 | 54.65 | 483 | 860 | |
| 700 | 624 | 543 | 66 | 695 | 165 | 910 | 840 | 840 | 773 | 20-31 | 20-37 | 4-M27 | 4-M33 | 32.5 | 300 | 254 | 8-18 | 30 | 63.35 | 18 | 71.4 | 520 | 926 | |
| 800 | 672 | 606 | 66 | 795 | 190 | 1025 | 950 | 950 | 872 | 20-34 | 20-41 | 4-M30 | 4-M36 | 35 | 300 | 254 | 8-18 | 30 | 63.35 | 18 | 71.4 | 586 | 1045 | |
| 900 | 720 | 670 | 110 | 865 | 200 | 1125 | 1050 | 1050 | 987 | 24-34 | 24-41 | 4-M30 | 4-M36 | 37.5 | 300 | 254 | 8-18 | 34 | 75 | 20 | 84 | 648 | 1155 | |
| 1000 | 800 | 735 | 135 | 965 | 216 | 1255 | 1160 | 1170 | 1073 | 24-37 | 24-44 | 4-M33 | 4-M39 | 40 | 300 | 254 | 8-18 | 34 | 85 | 22 | 95 | 717 | 1285 | |
| 1100 | 870 | 806 | 150 | 1065 | 251 | 1355 | 1270 | 1270 | 1203 | 28-37 | 28-44 | 4-M33 | 4-M39 | 42.5 | 350 | 298 | 8-22 | 34 | 95 | ## | 105 | 778 | 1385 | |
| 1200 | 940 | 878 | 150 | 1160 | 254 | 1485 | 1380 | 1390 | 1302 | 28-41 | 28-50 | 4-M36 | 4-M45 | 45 | 350 | 298 | 8-22 | 34 | 105 | 28 | 117 | 849 | 1515 | |
| 1400 | 1017 | 993 | 150 | 1359 | 279 | 1685 | 1590 | 1590 | 1495 | 28-44 | 28-50 | 8-M39 | 8-M45 | 46 | 415 | 356 | 8-33 | 40 | 120 | 32 | 134 | 963 | 1715 | |
| 1500 | 1080 | 1040 | 180 | 1457 | 318 | 1280 | 1700 | 1710 | 1638 | 28-44 | 28-57 | 8-M39 | 8-M52 | 47.5 | 415 | 356 | 8-33 | 40 | 140 | 36 | 156 | 1039 | 1850 | |
| 1600 | 1150 | 1132 | 180 | 1556 | 318 | 1930 | 1820 | 1820 | 1696 | 32-50 | 32-57 | 8-M45 | 8-M52 | 49 | 415 | 356 | 8-33 | 50 | 140 | 36 | 156 | 1101 | 1960 | |
| 1800 | 1280 | 1270 | 230 | 1775 | 356 | 2130 | 2020 | 2020 | 1893 | 36-50 | 36-57 | 8-M45 | 8-M52 | 52 | 475 | 406 | 8-40 | 55 | 160 | 40 | 178 | 1213 | 2160 | |
| 2000 | 1390 | 1350 | 280 | 1955 | 406 | 2345 | 2230 | 2230 | 2105 | 40-50 | 40-62 | 8-M45 | 8-M56 | 55 | 475 | 406 | 8-40 | 55 | 160 | 40 | 178 | 1334 | 2375 |
A ttha bikmi thil cawtu riantuannak, le thilri ttha bik he a phunphun in suaisam le style phunphun kan in pek zungzal. Hi zuamnak hna ah hin a ttha ngaimi Ductile Cast Iron U Type Butterfly Valve with Worm Gear, DIN ANSI GB Standard caah rangnak le kuatnak he aa tlakmi suaisamnak hmuh khawhnak aa tel, pakhat le pakhat hlawknak le tthanchonak hmunkhat ah hram bunh in nanmah he riantuan tti ding in kan i ruahchan. Zeitikhmanh ah kan lungdonghter hna lai lo.
Quality tthaChina U Type Butterfly Valve, Kan company nih zuarnak cu hlawknak hmuhnak lawng si loin kan company nunphung vawleicung mipi theihternak zong a si tiah a ruah. Cucaah lungthin dihlak in riantuannak pek awkah fakpi in rian kan ttuan i market ah aa zuam bikmi man in pek kan duh







