DN200 8′′ U Ɔfã Ductile Dade Stainless WCB Rɔba Lined Double Flange / Wafer / Lug Nkitahodi Nwansena Valve Handle Worm Gear
“Quality to start with, Honesty as base, Sincere company and mutual profit” ne yɛn adwene, sɛ ɔkwan a yɛbɛfa so asi bere nyinaa na yɛadi nea ɛkyɛn so no akyi ma Hot sale DN200 8′′ U Section Ductile Iron Di Stainless Carbon Steel EPDM NBR Lined Double Flange Butterfly Valve with Handle Wormgear, Ɛyɛ yɛn nidi kɛse sɛ yebedi w’ahiade ahorow ho dwuma.We sincerely anidaso sɛ yɛne mo bɛyɛ biako wɔ daakye a ɛbɛn a yebetumi ahu no mu.
“Quality to start with, Honesty as base, Sincere company and mutual profit” yɛ yɛn adwene, sɛ ɔkwan a yɛbɛfa so akyekye bere nyinaa na yɛadi nea ɛkyɛn so no akyiChina Nwansena Valve ne Valve, Sɛ́ adwumayɛbea a ɔwɔ osuahu no yɛsan nso gye nhyehyɛe a wɔayɛ no sɛnea wɔpɛ na yɛyɛ no sɛ wo mfonini anaa nhwɛsode a ɛkyerɛ nkyerɛkyerɛmu ne adetɔfo nhyehyɛe packing. Adwumakuw no botae titiriw ne sɛ wɔbɛtra ase wɔ nkae a ɛma abotɔyam mu ama adetɔfo nyinaa, na wɔde adwumayɛ mu abusuabɔ a ɛbɛma wɔadi nkonim bere tenten asi hɔ. Sɛ wopɛ nsɛm pii a, kae sɛ wobɛka yɛn ho asɛm. Na Ɛyɛ yɛn anigye kɛse sɛ w’ani gye ho sɛ w’ankasa wobɛyɛ nhyiam wɔ yɛn adwumayɛbea hɔ a.
UD Series soft sleeve te ntontom valve ne Wafer nhwɛso ne flanges ,anim ne anim ne EN558-1 20 series sɛ wafer type.
U-shaped butterfly valve yɛ ɔkwan bi a wɔfa so yɛrɔba a ɛte ntontom valve, a nea ɛda nsow ne sɛ wɔayɛ valve disc a wɔayɛ no soronko a ɛte sɛ U. Saa nhyehyɛe yi ma nsu fa valve no mu kɔ yiye a biribiara nsiw ano, na ɛma nhyɛso a ɛkɔ fam no so tew na ɛtew ahoɔden a wɔde di dwuma no so. Rɔba nkongua a ɛwɔ diski no so no hwɛ hu sɛ wɔatoto mu denneennen, na ɛmma nsuo biara ntumi nkɔ mu na ɛma valve no yɛ adwuma yie. Wɔtaa de ntontom valve ahorow a ɛte sɛ U di dwuma wɔ tebea horow a ɛho hia sɛ wɔto mu denneennen na wɔde toto mu a wotumi de ho to so mu. Ɛfata sɛ wɔde di dwuma wɔ nsu ahorow mu, a nsu, abɔde mu mframa, petroleum ne nnuru ka ho.
Ade titiriw biako a ɛwɔ U-shaped concentric butterfly valve no mu ne sɛnea ɛyɛ mmerɛw na ɛnyɛ den sɛ ɛbɛyɛ adwuma. Ɛbue anaa ɛto mu koraa denam diski no a ɛdannan fa digrii 90 so no so. Wɔde diski no bata valve dua no ho, na wɔde lever, gear, anaa actuator na ɛyɛ adwuma. Saa afiri a ɛnyɛ den yi ma ɛyɛ mmerɛw sɛ wɔde bɛhyɛ ntontom valve a ɛte sɛ U no, de adi dwuma na wɔahwɛ so. Nea ɛka ho no, sɛnea valve no kɛse yɛ ketewaa no ma ɛfata ma nneɛma a wɔde si hɔ a baabi sua.
Wɔayɛ ne sɛ Untontom valve ahorow a ɛtumi gyina anowɔde di dwuma wɔ nnwuma ahorow mu, a nea ɛka ho ne ngo ne gas, nsu a wɔde yɛ adwuma, nnuru a wɔde yɛ adwuma, anyinam ahoɔden a wɔyɛ ne HVAC. Wɔ petrol ne gas adwumayɛ mu no, wɔtaa de di dwuma wɔ nsu afiri a ɛhwɛ sɛnea ngo a wɔmfa nhyehyɛ mu, abɔde mu mframa, ne nneɛma afoforo a wɔde yɛ petrol so no mu. Wɔ mmeae a wɔyɛ nsu ho adwuma no, wɔde ntontom valve ahorow a ɛte sɛ U di dwuma de hwɛ nsu a ɛsen so wɔ akwan horow a wɔfa so yɛ nsu ho adwuma mu. Wɔ mmeae a wɔyɛ nnuru mu no, wɔde valve ahorow di dwuma de hwɛ sɛnea nnuru ahorow no kɔ so. Wɔ anyinam ahoɔden mfiri mu no, wɔde di dwuma de hwɛ sɛnea nsu a ɛyɛ hyew ne nsu afoforo sen no so. Wɔ HVAC nhyehyɛe ahorow mu no, wɔde ntontom valve ahorow a ɛte sɛ U di dwuma de hwɛ mframa ne nsu a ɛkɔ ɔhyew ne onwini nhyehyɛe ahorow mu no so.
U-shaped butterfly valve yɛ valve a wotumi de di dwuma pii na wotumi de ho to so a wɔde di dwuma kɛse wɔ nnwuma ahorow mu. Ne U-shaped disc design soronko ne rɔba nkongua hwɛ hu sɛ nsɔano a ɛyɛ den na nsuo sen brɛoo. Valve no yɛ mmerɛw sɛ wɔde bedi dwuma na wɔahwɛ so yiye na wɔde di dwuma kɛse wɔ ngo ne gas, nsu a wɔde yɛ adwuma, nnuru a wɔde yɛ adwuma, anyinam ahoɔden a wɔyɛ ne HVAC nnwuma mu. Sɛ́ ebia ɛhwɛ nsu, mframa, ngo anaa nnuru a ɛsen so no, ntontom valve ahorow a ɛte sɛ U ada adi sɛ ɛyɛ ano aduru a etu mpɔn na etu mpɔn.
Esu:
1.Correcting ntokuru yɛ wɔ flange sɛnea gyinapɛn, mmerɛw nteɛso bere a installation.
2.Through-out bolt anaa ɔfã biako bolt a wɔde di dwuma. Ɛnyɛ den sɛ wɔbɛsesa na wɔasiesie.
3.The soft sleeve seat betumi atew nipadua no afi nsɛm ho amanneɛbɔfo ho.
Product dwumadie ho nkyerɛkyerɛ
1. Ɛsɛ sɛ pipe flange gyinapɛn ahorow no ne butterfly valve gyinapɛn ahorow hyia; hyɛ nyansa sɛ wɔmfa welding kɔn flange, flange titiriw ma ntontom valves anaasɛ integral paipu flange; mfa slip-on welding flange nni dwuma, ɛsɛ sɛ supplier no pene so ansa na ɔdefo no betumi de slip-on welding flange adi dwuma.
2. Ɛsɛ sɛ wɔhwɛ sɛnea wɔde tebea horow a ɛwɔ hɔ ansa na wɔde ahyɛ mu no di dwuma sɛ ebia wɔde butterfly valves a ɛyɛ adwuma koro no ara di dwuma anaa.
3. Ansa na ɛsɛ sɛ nea ɔde si hɔ no tew valve cavity no nsɔano no ani no, hwɛ hu sɛ efĩ biara nka ho; bere koro no ara mu tew paipu no ho ma welding slag ne nneɛma afoforo a asɛe.
4.Sɛ wode rehyɛ mu a, ɛsɛ sɛ diski no wɔ gyinabea a wɔato mu na ama wɔahwɛ ahu sɛ diski no ne paipu flange no renbɔ.
5. Valve nkongua awiei abien no nyinaa yɛ adwuma sɛ flange nsɔano, nsɔano foforo ho nhia bere a wode ntontom valve no si hɔ no.
6. Wobetumi de ntontom valve no ahyɛ baabiara (a ɛda hɔ, ɛda fam anaasɛ ɛda fam). Butterfly valve a kɛse kɛse operator betumi ahia bracket.
7. Sɛ ɛbɔ bere a wode ntontom valve no rekɔ anaasɛ wode sie no betumi ama butterfly valve no atew ne tumi a ɔde hyɛ mu no so. Kwati butterfly valve disc sɛ ɛbɛbɔ nneɛma a ɛyɛ den na ɛsɛ sɛ ɛbue wɔ 4 ° kɔsi 5 ° angle position sɛdeɛ ɛbɛyɛ a sealing surface no ansɛe wɔ saa berɛ yi mu.
8. Si so dua sɛ flange welding no teɛ ansa na wode ahyɛ mu, welding a wode bɛhyɛ ntontom valve no akyi no betumi ama rɔba ne preservation coating no asɛe.
9. Sɛ wode butterfly valve a wɔde mframa yɛ adwuma redi dwuma a, ɛsɛ sɛ mframa fibea no kɔ so yɛ kusuu na ɛho tew na amma ahɔho rentumi nkɔ pneumatic operator no mu na ɛka adwumayɛ adwumayɛ.
10. Sɛ ɛnyɛ ahwehwɛde soronko a wɔahyɛ no nsow wɔ adetɔ nhyehyɛe mu a, wobetumi de ntontom valve no ahyɛ vertically nkutoo na wɔde adi dwuma wɔ mu nkutoo.
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12. Wɔ bere a wɔde sie ne bere a wɔmfa nni dwuma mu no, ɛsɛ sɛ ntontom valve ahorow no yɛ nwunu, wɔde guankɔ so wɔ sunsuma mu na wɔkwati nneɛma a epira a atwa ho ahyia a ɛbɛma nsu asɛe.
Nsusuwii ahorow:

| DN | A | B | H | D0 | C | D | K | d | N-yɛ | 4-M na ɛwɔ hɔ | b | D1 | D2 | N-d1 | F | Φ2 na ɛyɛ | W | J | H1 | H2 | ||||
| 10 | 16 | 10 | 16 | 10 | 16 | 10 | 16 | |||||||||||||||||
| 400 na ɛwɔ hɔ | 400 na ɛwɔ hɔ | 325 na ɛwɔ hɔ | 51 | 390 na ɛwɔ hɔ | 102. Nkyekyɛm | 580 na ɛwɔ hɔ | 515 na ɛwɔ hɔ | 525 na ɛwɔ hɔ | 460 na ɛwɔ hɔ | 12-28 na ɛwɔ hɔ | 12-31 na ɛwɔ hɔ | 4-M24 na ɛwɔ hɔ | 4-M27 na ɛwɔ hɔ | 24.5 | 175. Nkyekyɛm | 140 na ɛwɔ hɔ | 4-18 na ɛwɔ hɔ | 22 | 33.15.15 | 10 | 36.15.15 | 337 na ɛwɔ hɔ | 600 na ɛwɔ hɔ | |
| 450 na ɛwɔ hɔ | 422 na ɛwɔ hɔ | 345 na ɛwɔ hɔ | 51 | 441. Ɔde ne nsa kyerɛɛ ne so | 114. Nkyekyɛm | 640 na ɛwɔ hɔ | 565 na ɛwɔ hɔ | 585 na ɛwɔ hɔ | 496 na ɛwɔ hɔ | 16-28 na ɛwɔ hɔ | 16-31 na ɛwɔ hɔ | 4-M24 na ɛwɔ hɔ | 4-M27 na ɛwɔ hɔ | 25.5.5 | 175. Nkyekyɛm | 140 na ɛwɔ hɔ | 4-18 na ɛwɔ hɔ | 22 | 37.95 na ɛwɔ hɔ | 10 | 40.95 na ɛwɔ hɔ | 370 na ɛwɔ hɔ | 660 na ɛwɔ hɔ | |
| 500 na ɛwɔ hɔ | 480 na ɛwɔ hɔ | 378 na ɛwɔ hɔ | 57 | 492 na ɛwɔ hɔ | 127 na ɛwɔ hɔ | 715 na ɛwɔ hɔ | 620 na ɛwɔ hɔ | 650 na ɛwɔ hɔ | 560 na ɛwɔ hɔ | 16-28 na ɛwɔ hɔ | 16-34 na ɛwɔ hɔ | 4-M24 na ɛwɔ hɔ | 4-M30 na ɛwɔ hɔ | 26.5 | 175. Nkyekyɛm | 140 na ɛwɔ hɔ | 4-18 na ɛwɔ hɔ | 22 | 41.12.12 | 10 | 44.12.12 | 412. Nkyekyɛm | 735 na ɛwɔ hɔ | |
| 600 na ɛwɔ hɔ | 562 na ɛwɔ hɔ | 475 na ɛwɔ hɔ | 70 | 593 na ɛwɔ hɔ | 154 na ɛwɔ hɔ | 840 na ɛwɔ hɔ | 725 na ɛwɔ hɔ | 770 na ɛwɔ hɔ | 658 na ɛwɔ hɔ | 16-31 na ɛwɔ hɔ | 16-37 na ɛwɔ hɔ | 4-M27 na ɛwɔ hɔ | 4-M33 na ɛwɔ hɔ | 30 | 210 na ɛwɔ hɔ | 165. Nkyekyɛm | 4-22 na ɛwɔ hɔ | 22 | 50.63 na ɛwɔ hɔ | 16 | 54.65 na ɛwɔ hɔ | 483 na ɛwɔ hɔ | 860 na ɛwɔ hɔ | |
| 700 na ɛwɔ hɔ | 624 na ɛwɔ hɔ | 543 na ɛwɔ hɔ | 66 | 695 na ɛwɔ hɔ | 165. Nkyekyɛm | 910 na ɛwɔ hɔ | 840 na ɛwɔ hɔ | 840 na ɛwɔ hɔ | 773 na ɛwɔ hɔ | 20-31 na ɛwɔ hɔ | 20-37 na ɛwɔ hɔ | 4-M27 na ɛwɔ hɔ | 4-M33 na ɛwɔ hɔ | 32.5.5 | 300 na ɛwɔ hɔ | 254 na ɛwɔ hɔ | 8-18 na ɛwɔ hɔ | 30 | 63.35 na ɛwɔ hɔ | 18 | 71.4 | 520 na ɛwɔ hɔ | 926 na ɛwɔ hɔ | |
| 800 na ɛwɔ hɔ | 672 na ɛwɔ hɔ | 606 na ɛwɔ hɔ | 66 | 795 na ɛwɔ hɔ | 190 na ɛwɔ hɔ | 1025 na ɛwɔ hɔ | 950 na ɛwɔ hɔ | 950 na ɛwɔ hɔ | 872 na ɛwɔ hɔ | 20-34 na ɛwɔ hɔ | 20-41 na ɛwɔ hɔ | 4-M30 na ɛwɔ hɔ | 4-M36 na ɛwɔ hɔ | 35 | 300 na ɛwɔ hɔ | 254 na ɛwɔ hɔ | 8-18 na ɛwɔ hɔ | 30 | 63.35 na ɛwɔ hɔ | 18 | 71.4 | 586 na ɛwɔ hɔ | 1045 na ɛwɔ hɔ | |
| 900 na ɛwɔ hɔ | 720 na ɛwɔ hɔ | 670 na ɛwɔ hɔ | 110 na ɛwɔ hɔ | 865 na ɛwɔ hɔ | 200 na ɛwɔ hɔ | 1125 mu | 1050 mu | 1050 mu | 987 na ɛwɔ hɔ | 24-34 na ɛwɔ hɔ | 24-41 na ɛwɔ hɔ | 4-M30 na ɛwɔ hɔ | 4-M36 na ɛwɔ hɔ | 37.5.5 | 300 na ɛwɔ hɔ | 254 na ɛwɔ hɔ | 8-18 na ɛwɔ hɔ | 34 | 75 | 20 | 84 | 648 na ɛwɔ hɔ | 1155 mu | |
| 1000 na ɛwɔ hɔ | 800 na ɛwɔ hɔ | 735 na ɛwɔ hɔ | 135 na ɛwɔ hɔ | 965 na ɛwɔ hɔ | 216 na ɛwɔ hɔ | 1255 mu | 1160 mu | 1170 mu | 1073 na ɛwɔ hɔ | 24-37 na ɛwɔ hɔ | 24-44 na ɛwɔ hɔ | 4-M33 na ɛwɔ hɔ | 4-M39 na ɛwɔ hɔ | 40 | 300 na ɛwɔ hɔ | 254 na ɛwɔ hɔ | 8-18 na ɛwɔ hɔ | 34 | 85 | 22 | 95 | 717 na ɛwɔ hɔ | 1285 mu | |
| 1100 mu | 870 na ɛwɔ hɔ | 806 na ɛwɔ hɔ | 150 na ɛwɔ hɔ | 1065 na ɛwɔ hɔ | 251 na ɛwɔ hɔ | 1355 mu | 1270 mu | 1270 mu | 1203 mu | 28-37 na ɛwɔ hɔ | 28-44 na ɛwɔ hɔ | 4-M33 na ɛwɔ hɔ | 4-M39 na ɛwɔ hɔ | 42.5 | 350 na ɛwɔ hɔ | 298 na ɛwɔ hɔ | 8-22 na ɛwɔ hɔ | 34 | 95 | ## | 105 na ɛwɔ hɔ | 778 na ɛwɔ hɔ | 1385 mu | |
| 1200 mu | 940 na ɛwɔ hɔ | 878 na ɛwɔ hɔ | 150 na ɛwɔ hɔ | 1160 mu | 254 na ɛwɔ hɔ | 1485 mu | 1380 mu | 1390 mu | 1302 mu | 28-41 na ɛwɔ hɔ | 28-50 na ɛwɔ hɔ | 4-M36 na ɛwɔ hɔ | 4-M45 na ɛwɔ hɔ | 45 | 350 na ɛwɔ hɔ | 298 na ɛwɔ hɔ | 8-22 na ɛwɔ hɔ | 34 | 105 na ɛwɔ hɔ | 28 | 117. Nkyekyɛm | 849 na ɛwɔ hɔ | 1515 mu | |
| 1400 mu | 1017 na ɛwɔ hɔ | 993 na ɛwɔ hɔ | 150 na ɛwɔ hɔ | 1359 mu | 279 na ɛwɔ hɔ | 1685 mu | 1590 mu | 1590 mu | 1495 mu | 28-44 na ɛwɔ hɔ | 28-50 na ɛwɔ hɔ | 8-M39 na ɛwɔ hɔ | 8-M45 na ɛwɔ hɔ | 46 | 415 na ɛwɔ hɔ | 356 na ɛwɔ hɔ | 8-33 na ɛwɔ hɔ | 40 | 120 na ɛwɔ hɔ | 32 | 134 na ɛwɔ hɔ | 963 na ɛwɔ hɔ | 1715 mu | |
| 1500 mu | 1080 na ɛwɔ hɔ | 1040 na ɛwɔ hɔ | 180 na ɛwɔ hɔ | 1457 mu | 318 na ɛwɔ hɔ | 1280 mu | 1700 mu | 1710 mu | 1638 mu | 28-44 na ɛwɔ hɔ | 28-57 na ɛwɔ hɔ | 8-M39 na ɛwɔ hɔ | 8-M52 na ɛwɔ hɔ | 47.5 | 415 na ɛwɔ hɔ | 356 na ɛwɔ hɔ | 8-33 na ɛwɔ hɔ | 40 | 140 na ɛwɔ hɔ | 36 | 156. Nkyekyɛm | 1039 na ɛwɔ hɔ | 1850 mu | |
| 1600 mu | 1150 mu | 1132 na ɛwɔ hɔ | 180 na ɛwɔ hɔ | 1556 mu | 318 na ɛwɔ hɔ | 1930 mu | 1820 mu | 1820 mu | 1696 mu | 32-50 na ɛwɔ hɔ | 32-57 na ɛwɔ hɔ | 8-M45 na ɛwɔ hɔ | 8-M52 na ɛwɔ hɔ | 49 | 415 na ɛwɔ hɔ | 356 na ɛwɔ hɔ | 8-33 na ɛwɔ hɔ | 50 | 140 na ɛwɔ hɔ | 36 | 156. Nkyekyɛm | 1101 na ɛwɔ hɔ | 1960 mu | |
| 1800 mu | 1280 mu | 1270 mu | 230 na ɛwɔ hɔ | 1775 mu | 356 na ɛwɔ hɔ | 2130 na ɛwɔ hɔ | 2020 mu | 2020 mu | 1893 mu | 36-50 na ɛwɔ hɔ | 36-57 na ɛwɔ hɔ | 8-M45 na ɛwɔ hɔ | 8-M52 na ɛwɔ hɔ | 52 | 475 na ɛwɔ hɔ | 406 na ɛwɔ hɔ | 8-40 na ɛwɔ hɔ | 55 | 160 na ɛwɔ hɔ | 40 | 178. Nkyekyɛm | 1213 mu | 2160 mu | |
| 2000 mu | 1390 mu | 1350 mu | 280 na ɛwɔ hɔ | 1955 mu | 406 na ɛwɔ hɔ | 2345 na ɛwɔ hɔ | 2230 na ɛwɔ hɔ | 2230 na ɛwɔ hɔ | 2105 mu | 40-50 na ɛwɔ hɔ | 40-62 na ɛwɔ hɔ | 8-M45 na ɛwɔ hɔ | 8-M56 na ɛwɔ hɔ | 55 | 475 na ɛwɔ hɔ | 406 na ɛwɔ hɔ | 8-40 na ɛwɔ hɔ | 55 | 160 na ɛwɔ hɔ | 40 | 178. Nkyekyɛm | 1334 mu | 2375 na ɛwɔ hɔ |
“Quality to start with, Nokwaredi sɛ nnyinaso, Sincere company ne mutual profit” ne yɛn adwene, sɛ ɔkwan a yɛbɛfa so asi bere nyinaa na yɛadi nea ɛkyɛn so no akyi ma Hot sale DN200 8′′ U Section Ductile Iron Di Stainless Carbon Steel EPDM PTFE NBR Lined Double Flange concentric Butterfly Valve with Wormgear, Ɛyɛ yɛn nidi kɛse sɛ yebedi w’ahiade ahorow ho dwuma.We yɛwɔ anidaso a efi komam sɛ yɛne mo bɛyɛ biako wɔ daakye a ɛbɛn a yebetumi ahu no mu.
Ɔtɔn a ɛyɛ hyewChina Nwansena Valve ne Valve, Sɛ́ adwumayɛbea a ɔwɔ osuahu no yɛsan nso gye nhyehyɛe a wɔayɛ no sɛnea wɔpɛ na yɛyɛ no sɛ wo mfonini anaa nhwɛsode a ɛkyerɛ nkyerɛkyerɛmu ne adetɔfo nhyehyɛe packing. Adwumakuw no botae titiriw ne sɛ wɔbɛtra ase wɔ nkae a ɛma abotɔyam mu ama adetɔfo nyinaa, na wɔde adwumayɛ mu abusuabɔ a ɛbɛma wɔadi nkonim bere tenten asi hɔ. Sɛ wopɛ nsɛm pii a, kae sɛ wobɛka yɛn ho asɛm. Na Ɛyɛ yɛn anigye kɛse sɛ w’ani gye ho sɛ w’ankasa wobɛyɛ nhyiam wɔ yɛn adwumayɛbea hɔ a.






