BH umutande wa fipe fibili ifya kuceeceeta
Ubulondoloshi:
BH umutande wa fipe fibili ifya kuceeceetani ukucingililwa kwa mutengo ukwa kubwelulukila ku numa ukwa mibombele ya mipaipi, nga fintu caba fye icakumanina ica elastomer ukubikamo ukuceeceeta valve. Umubili wa valve walipaatukana ukufuma ku mishiwile ya mulongo iyo kuti yalenga ubumi bwa mulimo wa iyi mitantikile ukukula mu fibombelo ifingi kabili ilalenga ukuti kube inshila imbi iya mutengo mu kubomfya iyo kuti yafwaya ukuceeceeta valve.
Imibeele:
-Icinono mu bukulu, icapepuka mu bupiina, icakosa mu mipangilwe, icayanguka mu kusunga.-Ifipe fibili ifya kupilibula fyalundwako kuli cila cimo ica fipe fya valve fibili, ififunga ifipe bwangu kabili ifyaibela.
-Icicitwa ca nsalu icayanguka cicingilila umupaka ukufuma ku kubwelulukila ku numa.
-Ukucefyako ubunso ku buso no kukosa bwino.
-Ukubika ukwayanguka, kuti kwabikwa pa mipaipi yonse ibili iyalungama na iyalungama.
-Iyi valve yalishingulukwa bwino, ukwabula ukufuuta mwi samba lya kwesha kwa kucincimusha kwa menshi.
-Ukucingililwa kabili ukwashintililwapo mu kubomba, Ukucilapo ukukansana-ukukansana.
Imilinganine:

| Icalinga | A | B | C | D | K | F | G | H | J | E | Ubufumo (ikilo) | |
| (mm) | (inci) | |||||||||||
| 50 | 2′′ | 159 | 101.6 | 84.14 | 66.68 | 52.39 | 120.65 | 19.05 | 28.45 | 47.63 | 53.98 | 2 |
| 65 | 2.5′′ | 178 | 120.65 | 98.43 | 79.38 | 52.39 | 139.7 | 19.05 | 36.51 | 58.74 | 53.98 | 2.9 |
| 80 | 3′′ | 191 | 133.35 | 115.89 | 92.08 | 52.39 | 152.4 | 19.05 | 41.28 | 69.85 | 53.98 | 3.2 |
| 100 | 4′′ | 235 | 171.45 | 142.88 | 117.48 | 61.91 | 190.5 | 19.05 | 53.98 | 87.31 | 63.5 | 6.4 |
| 125 | 5′′ | 270 | 193.68 | 171.45 | 144.46 | 65.02 | 215.9 | 22.35 | 67.47 | 112.71 | 66.68 | 7.5 |
| 150 | 6′′ | 305 | 222.25 | 200.03 | 171.45 | 77.79 | 241.3 | 22.35 | 80.17 | 141.29 | 79.38 | 10.7 |
| 200 | 8′′ | 368 | 269.88 | 254 | 222.25 | 96.84 | 289.45 | 22.35 | 105.57 | 192.09 | 98.43 | 18.5 |
| 250 | 10′′ | 429 | 336.55 | 307.98 | 276.23 | 100.01 | 361.95 | 25.4 | 130.18 | 230.19 | 101.6 | 24 |
| 300 | 12′′ | 495 | 464 | 365.13 | 327.03 | 128.59 | 431.8 | 25.4 | 158.75 | 274.64 | 130.18 | 41.5 |
| 350 | 14′′ | 572 | 447.68 | 396.88 | 358.78 | 177.8 | 476.25 | 28.45 | 171.45 | 306.39 | 180.98 | 63.3 |
| 400 | 16′′ | 632 | 511.18 | 450.85 | 409.58 | 158.75 | 539.75 | 28.45 | 196.85 | 355.6 | 161.93 | 73.9 |
| 450 | 18′′ | 641 | 546.1 | 508 | 460.37 | 180.97 | 577.85 | 31.75 | 222.25 | 406.14 | 184.15 | 114 |
| 500 | 20′′ | 699 | 596.9 | 555.62 | 511.17 | 212.72 | 635 | 31.75 | 247.65 | 469.9 | 215.9 | 165 |




