MSS SP-71 Cast iron Swing Check Valve
Tlhaloso
TLHOKOMELISO EA MOSEBETSI :
● Moralo le Tlhahiso e Lumellana le MSS SP-71
● Litekanyo tsa Flange li Lumellana le ASME B16.1
● Litekanyo tsa Sefahleho le Sefahleho li Lumellana le ASME B16.10
● Teko e Lumellana le MSS SP-71
Tlhaloso
| Che. | Karolo Lebitso | Lintho tse bonahalang |
|
| 1 | MMELE | ASTM A126 B | |
| 2 | SEBELO RING | ASTM B62 C83600 | |
| 3 | DISC | ASTM A126 B | |
| 4 | DISC RING | ASTM B62 C83600 | |
| 5 | HENGE | ASTM A536 65-45-12 | |
| 6 | STEM | ASTM A276 410 | |
| 7 | BONNETE | ASTM A126 B | |
| HLOKOMELA: Ka holimo ho 6 inch e na le eyebolt | |||
m ho ea ho MSS SP-71
Lintlha tsa boholo(mm)
| NPS | 2" | 2½ | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 |
| Dn | 51 | 63.5 | 76 | 102 | 127 | 152 | 203 | 254 | 305 | 356 | 406 | 457 | 508 | 610 |
| L | 203.2 | 215.9 | 241.3 | 292.1 | 330.2 | 355.6 | 495.3 | 622.3 | 698.5 | 787.4 | 914.4 | 965 | 1016 | 1219 |
| D | 152 | 178 | 191 | 229 | 254 | 279 | 343 | 406 | 483 | 533 | 597 | 635 | 699 | 813 |
| D1 | 120.7 | 139.7 | 152.4 | 190.5 | 215.9 | 241.3 | 298.5 | 362 | 431.8 | 476.3 | 539.8 | 577.9 | 635 | 749.3 |
| b | 15.8 | 17.5 | 19 | 23.9 | 23.9 | 25.4 | 28.5 | 30.2 | 31.8 | 35 | 36.6 | 39.6 | 42.9 | 47.8 |
| nd | 4-19 | 4-19 | 4-19 | 8-19 | 8-22 | 8-22 | 8-22 | 12-25 | 12-25 | 12-29 | 16-29 | 16-32 | 20-32 | 20-35 |
| H | 124 | 129 | 153 | 170 | 196 | 259 | 332 | 383 | 425 | 450 | 512 | 702 | 755 | 856 |
Ho kenngoa ha Check Valve
Belofo ea ho hlahloba e tlameha ho kenngoa moo ho tsoang pompong le ka pel'a valve ea ho laola ho tsoa bakeng sa tlhokomelo.Ka kakaretso, phallo ea pele ea pompo ke khokahanyo e bonolo (motlakase oa ts'oaetso), e lateloa ke valve ea ho hlahloba, ebe e thibela valve (e kang serurubele, valve ea heke, valve ea ho emisa, joalo-joalo).
1. Kenya valve ea ho hlahloba pele ebe u kenya valve ea heke kapa serurubele
Melemo: e ka sireletsa valve ea ho hlahloba, haholo-holo lipompong tse tšoanang.Ha pompo e le 'ngoe e sa qale 'me pompo e' ngoe e qala, matla a ts'oaetso a tsamaisoa ke valve ea heke kapa valve ea serurubele.
Mefokolo: ke mang ea tla sireletsa valve ea heke kapa valve ea ho hlahloba?Ho ne ho e-na le nyeoe ea hore poleiti ea valve ea valve ea serurubele e robehile.
2. Kenya belofo ea heke kapa valve ea serurubele pele u hlahloba
Melemo: e ka sireletsa valve ea serurubele kapa valve ea heke, 'me matla a tšusumetso a tsamaisoa ke valve ea ho hlahloba
Mefokolo: ke mang ea tla sireletsa valve ea ho hlahloba?Sesepa sa ho hlahloba se buloa le ho koaloa ke phapang ea khatello.Haeba khatello ea hlooho e phahame, e tla koaloa 'me khatello ea pompo e buloe.Haeba phallo e sebelisoang e sa tsitsa, valve ea ho hlahloba e tla buloa ebe e koaloa khafetsa, e tla ama bophelo ba tšebeletso ea valve ea ho hlahloba.
