valvụ a dabara adaba maka mmanụ ala, ụlọ ọrụ kemịkalụ, nri, ọgwụ, imepụta akwụkwọ, ike mmiri, ụgbọ mmiri, ọkọnọ mmiri na drainage, mgbaze, ike na usoro ndị ọzọ. Enwere ike iji ya dị ka ihe na-achịkwa na imechi ngwá ọrụ dị iche iche na-emebi emebi, gas na-adịghị emebi emebi, mmiri mmiri, ọkara mmiri mmiri na ọkpọkọ ntụ ntụ siri ike na arịa.
Njirimara ngwaahịa
1. Obere na obere, dị mfe ịkwasa na ịrụzi, ma nwee ike itinye ya n'ọnọdụ ọ bụla.
2. Ọ nwere usoro dị mfe, nhazi kọmpat na mmalite ngwa ngwa na mmechi nke ọrụ ogo 90.
3. Obere torque na-arụ ọrụ, ọkụ na nchekwa ọrụ.
4. Iji nweta akara zuru oke, nkwụsị ule gas bụ efu.
5. Ịhọrọ akụkụ dị iche iche na ihe dị iche iche nwere ike itinye na mgbasa ozi dị iche iche.
6. Ejiji njirimara na-eme ka ọ bụrụ ahịrị kwụ ọtọ ma nwee arụmọrụ nhazi dị mma.
7. Oge mmeghe na mmechi ule dị ka iri puku kwuru iri ma nwee ogologo ndụ ọrụ.
| DN | A | B | C | D | L | H | D1 | n-ø | K | NA | n1-ø1 | ø2 | G | n'arọ | |
| mm | inch | ||||||||||||||
| 50 | 2″ | 161 | 80 | 42 | 52.9 | 32 | 88.38 | 125 | 4-M16 | 77 | 57.15 | 4-6.7 | 12.6 | 118 | 3.8 |
| 65 | 2.5 ″ | 175 | 89 | 44.7 | 64.5 | 32 | 102.54 | 145 | 4-M16 | 77 | 57.15 | 4-6.7 | 12.6 | 137 | 4.2 |
| 80 | 3″ | 181 | 95 | 45.2 | 78.8 | 32 | 61.23 | 160 | 8-M16 | 77 | 57.15 | 4-6.7 | 12.6 | 178 | 4.7 |
| 100 | 4″ | 200 | 114 | 52.1 | 104 | 32 | 68.88 | 180 | 8-M16 | 92 | 69.85 | 4-10.3 | 15.77 | 206 | 9.0 |
| 125 | 5″ | 213 | 127 | 54.4 | 123.3 | 32 | 80.36 | 210 | 8-M16 | 92 | 69.85 | 4-10.3 | 18.92 | 238 | 10.9 |
| 150 | 6″ | 226 | 139 | 55.8 | 155.6 | 32 | 91.84 | 240 | 8-M20 | 92 | 69.85 | 4-10.3 | 18.92 | 266 | 14.2 |
| 200 | 8″ | 260 | 175 | 60.6 | 202.5 | 45 | 112.89/76.35 | 295 | 8-M20/12-M24 | 115 | 88.9 | 4-14.3 | 22.1 | 329 | 18.2 |
| 250 | 10″ | 292 | 203 | 65.6 | 250.5 | 45 | 90.59/91.88 | 350/355 | 12-M20/12-M24 | 115 | 88.9 | 4-14.3 | 28.45 | 393 | 26.8 |
| 300 | 12″ | 337 | 242 | 76.9 | 301.3 | 45 | 103.52/106.12 | 400/410 | 12-M20/12-M24 | 140 | 107.95 | 4-14.3 | 31.6 | 462 | 40 |
| 350 | 14 ″ | 368 | 267 | 76.5 | 333.3 | 45 | 89.74/91.69 | 460/470 | 16-M20/16-M24 | 140 | 107.95 | 4-14.3 | 31.6 | 515 | 56 |
| 400 | 16 ″ | 400 | 309 | 86.5 | 389.6 | 51.2/72 | 100.48/102.42 | 515/525 | 16-M20/16-M24 | 197 | 158.75 | 4-20.6 | 33.15 | 579 | 96 |
| 450 | 18″ | 422 | 328 | 105.6 | 440.51 | 51.2/72 | 88.38/91.51 | 565/585 | 20-M24/20-M27 | 197 | 158.75 | 4-20.6 | 38 | 627 | 122 |
| 500 | 20 ″ | 480 | 361 | 131.8 | 491.6 | 64.2/82 | 96.99/101.68 | 620/650 | 20-M24/20-M30 | 197 | 156.25 | 4-20.6 | 41.15 | 696 | 202 |
| 600 | 24″ | 562 | 459 | 152 | 592.5 | 70.2/82 | 113.42/120.46 | 725/770 | 20-M27/20-M33 | 276 | 215.9 | 4-22.2 | 50.65 | 821 | 270 |
Ngwaahịa na nkọwa
Anyị nwere ike ịmepụta valvụ nru ububa dị iche iche dịka ihe ị chọrọ na eserese si dị.
Asambodo iru eru
Ihe ngosi
valves anyị nwetara nlebara anya dị ukwuu na ihe ngosi Dubai.
Ụlọ ọrụ mmepụta ihe













