E tohe ana ta maatau umanga mo te kaupapa here kounga "ko te kounga o te hua te turanga o te oranga o te kamupene; Ko te ahuareka o te kaihoko te waahi titiro me te mutunga o te whakahaere; Ko te whakapai tonu ko te whai tonu i nga kaimahi" me te kaupapa rite tonu o te "kounga te tuatahi, ko te kaihoko tuatahi" mo Haina DN50-DN300 Rubber Resilient Seated Pneumatic Cast Iron Butterfly Valve DiscTakitaki takirere Hydraulic Ball Valve Mueller Gate Valve, Ka whakaratohia e matou nga hua kounga pai me te ratonga pai mo te nuinga o nga kaiwhakamahi pakihi me nga kaihokohoko. Nau mai nau mai ki te uru mai, kia auaha tahi tatou, kia rere moemoea.
E tohe ana ta maatau umanga mo te kaupapa here kounga "ko te kounga o te hua te turanga o te oranga o te kamupene; Ko te ahuareka o te kaihoko te waahi titiro me te mutunga o te whakahaere; Ko te whakapai tonu ko te whai tonu i nga kaimahi" me te kaupapa rite tonu o "kounga ingoa tuatahi, kaihoko tuatahi" moTakitaki takirere,Haina Non Return Valve , Hei whakatutuki i ta matou whainga "ko te kaihoko tuatahi me te painga tahi" i roto i te mahi tahi, ka whakatuu he roopu miihini tohunga me tetahi roopu hoko ki te whakarato i nga ratonga pai rawa atu ki te whakatutuki i nga whakaritenga a o taatau kaihoko. Nau mai ki te mahi tahi ki a matou me te hono mai. Ko matou to whiringa pai.
Ko nga ahuatanga hua o te hiko o te kuti hiko
1. He iti te parenga o te wai, a ko te mata o te hiri ka pakaruhia, ka pakaruhia e te reo;
2. He ngawari ki te whakatuwhera, te pai o te mahi hiri, te huarahi rerenga reo mutunga kore, kaore he raruraru, kaore he whakahekenga pehanga;
3. Ko te tauira whaipainga nga painga o te ahua ngawari, te hangarau hanga pai me te whānuitanga o nga tono.
Paerewa Whakahaere
| Whakatakotoranga hua | waehere hoahoa | Te roa o te hanganga | Te pirihono hono | Te whakamatautau me te tirotiro | Te pāmahana pehanga |
| GB/T12234 | GB/T12221 | JB/T79, GB/T9113HG/T20592, EN1092 | GB/T 13927JB/T9092, API598 | GB/T 12224 |
Ko te tohu mahi matua mo te maataki kuaha poro hiko
1. Te pehanga whakamatautau
| Te pehanga ingoaPN(MPa) | whare noho | Te pēhanga whakamātautau（MPa） | Hiri o runga | |
| Wai hiri | Hiri (hau) | |||
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 | 7.1 | 0.6 | 7.1 |
| 10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
| 16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
2. Waenga me te pāmahana e tika ana
| Mahinga anga | Waenga e tika ana | Te pāmahana e tika ana (℃) |
| Waro maitai (momo C) | Te wai, te mamaoa, te hinu | ≤425 |
| Chromium nickel maitai (momo P) | waikawa hauota | ≤200 |
| Cr Ni Mo maitai (momo R) | waikawa hauota | ≤200 |
| Chromium molybdenum maitai (momo I) | Te wai, te mamaoa, te hinu | ≤550 |
Ko nga mea o nga waahanga matua o te hiko o te kuti hiko
| Te tinana / potae | Keeti / nohoanga | Kakau | Nati kakau | whakakī | wira ringaringa |
| waro maitai | Te maitai waro kounga teitei + carbide cimented ranei he kowiri tira | Chromium kowiri tira | koranu parahi | Kauwhata hangore | te rino ngawari |
| Chromium nickel maitai | He kowiri tira, he kowiri tira + carbide cimented | Chromium nickel kowiri tira | koranu parahi | teflon | te rino ngawari |
| Cr Ni Mo maitai | He kowiri tira, he kowiri tira + carbide cimented | Chromium nickel kowiri tira | koranu parahi | teflon | te rino ngawari |
| Chromium molybdenum maitai | Te maitai o te maitai + te carbide sima | Chromium nickel | koranu parahi | Kauwhata hangore | te rino ngawari |
Te tuhi o te takirere kuaha poro hiko
Ko nga rahi hono matua o te hiko o te kuaha porowhita PN1.6MPa
| DN(mm) | L | D | D1 | D2 | b | f | Z-d | H | miihini whakakotahi | WT(kg) |
| Z940H Z940 Z940 Z940 -16C Y-16P/R/PL/RL W-16P/R/PL/RL Y-16I Z941Y Z941 Z941 Z941 | ||||||||||
| 40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-18 | 595 | DZW15 | 53 |
| 50 | 250 | 160 | 125 | 100 | 16 | 3 | 4-18 | 653 | DZW20 | 59 |
| 65 | 265 | 180 | 145 | 120 | 18 | 3 | 4-18 | 665 | DZW20 | 62 |
| 80 | 280 | 195 | 160 | 135 | 18 | 3 | 8-18 | 725 | DZW20 | 74 |
| 100 | 300 | 215 | 180 | 155 | 20 | 3 | 8-18 | 787 | DZW20 | 92 |
| 150 | 350 | 280 | 240 | 210 | rua tekau ma wha | 3 | 8-23 | 955 | DZW30 | 161 |
| 200 | 400 | 335 | 295 | 265 | 26 | 3 | 12-23 | 1105 | DZW30 | 219 |
| 250 | 400 | 405 | 355 | 320 | 30 | 3 | 12-25 | 1343 | DZW45 | 376 |
| 300 | 500 | 460 | 410 | 375 | 30 | 3 | 12-25 | 1516 | DZW60 | 484 |
| 350 | 550 | 520 | 470 | 435 | 34 | 4 | 16-25 | 1678 | DZW60 | 695 |
| 400 | 600 | 580 | 525 | 485 | 36 | 4 | 16-30 | 1849 | DZW90 | 977 |
| 450 | 650 | 640 | 585 | 545 | 40 | 4 | 20-30 | 1937 | DZW90 | 1033 |
| 500 | 700 | 705 | 650 | 608 | 44 | 4 | 20-34 | 2234 | DZW120 | 1087 |
| 600 | 800 | 840 | 770 | 718 | 48 | 5 | 20-41 | 2432 | DZW180 | 1357 |
| 700 | 900 | 910 | 840 | 788 | 50 | 5 | 24-41 | 2489 | DZW250 | 1481 |
| 800 | 1000 | 1020 | 950 | 898 | 52 | 5 | 24-41 | 2643 | DZW350 | 1845 |
Ko nga rahinga hononga matua o te hiko o te kuaha porowhita pn1.62.5mpa
| DN(mm) | L | D | D1 | D2 | b | f | Z-d | H | miihini whakakotahi | WT(kg) |
| Z940H Z940 Z940 Z940 -25C Y-25P/R/PL/RL W-25P/R/PL/RL Y-25I Z941Y Z941 Z941 Z941 | ||||||||||
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-18 | 595 | DZW15 | 60 |
| 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-18 | 653 | DZW20 | 64 |
| 65 | 265 | 180 | 145 | 120 | rua tekau ma rua | 3 | 4-18 | 665 | DZW20 | 65 |
| 80 | 280 | 195 | 160 | 135 | rua tekau ma rua | 3 | 8-18 | 725 | DZW20 | 78 |
| 100 | 300 | 230 | 190 | 160 | rua tekau ma wha | 3 | 8-23 | 787 | DZW20 | 98 |
| 125 | 325 | 270 | 220 | 188 | 28 | 3 | 8-25 | 902 | DZW30 | 154 |
| 150 | 350 | 300 | 250 | 218 | 30 | 3 | 8-25 | 955 | DZW30 | 168 |
| 200 | 400 | 360 | 310 | 278 | 34 | 3 | 12-25 | 1105 | DZW45 | 219 |
| 250 | 450 | 425 | 370 | 332 | 36 | 3 | 12-30 | 1343 | DZW45 | 390 |
| 300 | 500 | 485 | 4360 | 390 | 40 | 4 | 16-30 | 1516 | DZW60 | 505 |
| 350 | 550 | 550 | 490 | 448 | 44 | 4 | 16-34 | 1678 | DZW60 | 736 |
| 400 | 600 | 610 | 550 | 505 | 48 | 4 | 16-34 | 1849 | DZW90 | 1027 |
| 450 | 650 | 660 | 600 | 555 | 50 | 4 | 16-34 | 1937 | DZW90 | 1139 |
| 500 | 700 | 730 | 660 | 610 | 52 | 4 | 20-34 | 2234 | DZW120 | 1228 |
| 600 | 800 | 840 | 770 | 718 | 56 | 5 | 20-41 | 2432 | DZW180 | 1502 |
| 700 | 900 | 955 | 875 | 815 | 60 | 5 | 20-41 | 2489 | DZW250 | 1617 |
| 800 | 1000 | 1070 | 990 | 930 | 64 | 5 | 24-48 | 2643 | DZW350 | 1923 |
Ko nga rahi hono matua o te hiko o te kuaha porowhita PN1.6MPa
| DN(mm) | L | D | D1 | D2 | D6 | b | Z-d | f | f2 | H | miihini whakakotahi | WT(kg) |
| Z940H Z940 Z940 Z940 -40C Y-40P/R/PL/RL W-40P/R/PL/RL Y-40I Z941Y Z941 Z941 Z941 | ||||||||||||
| 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-18 | 3 | 4 | 617 | 15 | 62 |
| 50 | 250 | 160 | 125 | 100 | 88 | 20 | 4-18 | 3 | 4 | 665 | 20 | 66 |
| 65 | 280 | 180 | 145 | 120 | 110 | rua tekau ma rua | 8-18 | 3 | 4 | 680 | 20 | 68 |
| 80 | 310 | 195 | 160 | 135 | 121 | rua tekau ma rua | 8-18 | 3 | 4 | 752 | 20 | 80 |
| 100 | 350 | 230 | 190 | 160 | 150 | rua tekau ma wha | 8-23 | 3 | 4.5 | 846 | 30 | 108 |
| 150 | 450 | 300 | 250 | 218 | 204 | 30 | 8-25 | 3 | 4.5 | 1087 | 45 | 258 |
| 200 | 550 | 375 | 320 | 282 | 260 | 38 | 12-30 | 3 | 4.5 | 1243 | 45 | 366 |
| 250 | 650 | 445 | 385 | 345 | 313 | 42 | 12-34 | 3 | 4.5 | 1429 | 60 | 472 |
| 300 | 750 | 510 | 450 | 408 | 364 | 46 | 16-34 | 4 | 4.5 | 1608 | 90 | 673 |
| 350 | 850 | 570 | 510 | 465 | 422 | 52 | 16-34 | 4 | 5 | 1738 | 90 | 804 |
| 400 | 950 | 655 | 585 | 535 | 474 | 58 | 16-41 | 4 | 5 | 1897 | 120 | 1081 |
| 450 | 1050 | 680 | 610 | 560 | 524 | 60 | 20-41 | 4 | 5 | 2104 | 120 | 1259 |
| 500 | 1150 | 755 | 670 | 612 | 576 | 62 | 20-48 | 4 | 5 | 2401 | 180 | 1348 |
