Valvula de mariposa de wafer Serie YD
Ivakamacala:
YD veitarataravi Wafer manumanu vuka valve ' s flange veitaratara e ivakatagedegede raraba,kei na iyaya ni liga e aluminium;E rawa ni vakayagataki me vaka e dua na iyaya me musuki-off se vakalawataka na drodro ena veimataqali paipo ni veimama. Ena kena digitaki na veimataqali iyaya ni disiki kei na idabedabe ni sila, vakakina na veiwekani pinless ena maliwa ni disiki kei na vunikau,na valve e rawa ni vakayagataki ki na ituvaki ca sara, me vaka na desulphurization ni vakasaqa, wai ni wasawasa desalinization.
itovo:
1. Lailai ena levu&rarama ena bibi kei na rawarawa ni kena maroroi. E rawa ni vakavodoki ena vanua cava ga e gadrevi kina.
2. Rawarawa, ituvatuva vakaitamera, totolo 90 diqiri ena-off cakacaka .
3. Disiki e rua na sala ni bearing, sila uasivi, sega ni leakage ena ruku ni veivakatovolei ni veivakasaurarataki.
4. Drodro curve tend ki na dodonu-laini. Na cakacaka ni lawatu vinaka sara.
5. Na veimataqali iyaya, vakayagataki ki na veimataqali itukutuku.
6. kaukauwa ni savasava kei na barausa ni veivakacacani, ka rawa ni veiganiti ki na ituvaki ni cakacaka ca.
7. Na isema ni peleti ni lomadonu, torque lailai ni dolavi kei na sogo.
8. Bula ni veiqaravi balavu. Tu ena veivakatovolei ni tini na udolu na dolavi kei na sogo ni cakacaka.
9. E rawa ni vakayagataki ena kena musuki ka vakalawataki na itukutuku.
Na kena vakayagataki:
1. Cakacaka ni wai kei na cakacaka ni ivurevure ni wai .
2. Taqomaki ni Vanua
3. Na Veivanua ni Lewenivanua
4. Na kaukauwa kei na veiqaravi raraba
5. Cakacaka ni tara vale
6. Na waiwai/ Kemikali
7. Na sitila. Na kaukamea
8. Pepa cakava na bisinisi
9. Kakana/Gunu etc
Na kena levu:

| Kena ivakatautavata | A | B | C | D | L | D1 | D2 | Φ1 | ΦK | E | R1 (PN10) | R2 (PN16) | Φ2 | f | j | x | □w*w | Bibi (kg) | |
| mm | idi | ||||||||||||||||||
| 32 | 11/4 | 125 | 73 | 33 | 36 | 28 | 100 | 100 | 7 | 65 | 50 | R9.5 | R9.5 | 12.6 | 12 | – | – | 9*9 | 1.6 |
| 40 | 1.5 | 125 | 73 | 33 | 43 | 28 | 110 | 110 | 7 | 65 | 50 | R9.5 | R9.5 | 12.6 | 12 | – | – | 9*9 | 1.8 |
| 50 | 2 | 125 | 73 | 43 | 53 | 28 | 125 | 125 | 7 | 65 | 50 | R9.5 | R9.5 | 12.6 | 12 | – | – | 9*9 | 2.3 |
| 65 | 2.5 | 136 | 82 | 46 | 64 | 28 | 145 | 145 | 7 | 65 | 50 | R9.5 | R9.5 | 12.6 | 12 | – | – | 9*9 | 3 |
| 80 | 3 | 142 | 91 | 46 | 79 | 28 | 160 | 160 | 7 | 65 | 50 | R9.5 | R9.5 | 12.6 | 12 | – | – | 9*9 | 3.7 |
| 100 | 4 | 163 | 107 | 52 | 104 | 28 | 180 | 180 | 10 | 90 | 70 | R9.5 | R9.5 | 15.8 | 12 | – | – | 11*11 | 5.2 |
| 125 | 5 | 176 | 127 | 56 | 123 | 28 | 210 | 210 | 10 | 90 | 70 | R9.5 | R9.5 | 18.9 | 12 | – | – | 14*14 | 6.8 |
| 150 | 6 | 197 | 143 | 56 | 155 | 28 | 240 | 240 | 10 | 90 | 70 | R11.5 | R11.5 | 18.9 | 12 | – | – | 14*14 | 8.2 |
| 200 | 8 | 230 | 170 | 60 | 202 | 38 | 295 | 295 | 12 | 125 | 102 | R11.5 | R11.5 | 22.1 | 15 | – | – | 17*17 | 14 |
| 250 | 10 | 260 | 204 | 68 | 250 | 38 | 350 | 355 | 12 | 125 | 102 | R11.5 | R14 | 28.5 | 15 | – | – | 22*22 | 23 |
| 300 | 12 | 292 | 240 | 78 | 302 | 38 | 400 | 410 | 12 | 125 | 102 | R11.5 | R14 | 31.6 | 20 | – | – | 22*22 | 32 |
| 350 | 14 | 336 | 267 | 78 | 333 | 45 | 460 | 470 | 14 | 150 | 125 | R11.5 | R14 | 31.6 | 20 | 34.6 | 8 | – | 43 |
| 400 | 16 | 368 | 325 | 102 | 390 | 51/60 | 515 | 525 | 18 | 175 | 140 | R14 | R15.5 | 33.2 | 22 | 36.2 | 10 | – | 57 |
| 450 | 18 | 400 | 356 | 114 | 441 | 51/60 | 565 | 585 | 18 | 175 | 140 | R14 | R14 | 38 | 22 | 41 | 10 | – | 78 |
| 500 | 20 | 438 | 395 | 127 | 492 | 57/75 | 620 | 650 | 18 | 175 | 140 | R14 | R14 | 41.1 | 22 | 44.1 | 10 | – | 105 |
| 600 | 24 | 562 | 475 | 154 | 593 | 70/75 | 725 | 770 | 22 | 210 | 165 | R15.5 | R15.5 | 50.6 | 22 | 54.6 | 16 | – | 192 |










