Urutonde rwa BH rw'isahani zibiri
Imvugo:
Urutonde rwa BH rw'isahani zibirini uburinzi bw'inyuma bw'amazi ku mirongo y'amazi, nk'uko ari yo yonyene yuzuye elastomer-lined insert check valve.The valve umubiri ni ryose ryitandukanijwe n'umurongo w'ibinyamakuru bishobora kwagura ubuzima bw'uru rutonde mu bikorwa vyinshi kandi bikabigira cane cane ubutunzi ubundi buryo mu gukoresha ivyo vyosaba expenside allo valve.
Ibiranga:
-Ni nto mu bunini, iremereye cane, irakomeye mu mibumbe, yoroshe gucungera.-Ku masahani yose y’amavalve abiri yongerwako amapfundo abiri y’uguhinduranya, afunga amasahani ningoga kandi yihuta.
-Igikorwa c’impuzu yihuta kibuza umuvugizi gusubira inyuma.
-Igufi mu maso n’imbere n’ugukomera neza.
-Gushiramwo biroroshe, bishobora gushirwa ku mirongo y’amazi iringaniye n’iyihagaze.
-Iyi valve irakingiwe neza, ntaco ivuza munsi y’ikigeragezo c’umuvuduko w’amazi.
-Itekanye kandi yizigirwa mu bikorwa, Ivyiyumviro vyinshi vy’uguhangana n’ibintu.
Ingano:

| Ubunini | A | B | C | D | K | F | G | H | J | E | Uburemere (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 |




