Helu 9
ʻO ka DIN cast iron angle mud box valve kahi valve i hoʻohana ʻia i nā ʻōnaehana pipeline, hoʻohana pinepine ʻia e kāohi a hoʻoponopono i nā haumia a me nā ʻāpana paʻa i loko o nā wai.
Hoʻolauna:ʻO ka DIN straight-through cast iron mud box valve he mea hana valve me kahi ʻano paʻa a me nā mea kūpaʻa i ka pala, i hoʻolālā ʻia e pale i ka paʻa ʻana o nā mea particulate i loko o nā pipelines a hōʻemi i ka mālama ʻana i ka ʻōnaehana.
Hoʻohana:Hoʻohana nui ʻia nā kiwikā pahu lepo hao pololei DIN i nā ʻōnaehana paipu ʻoihana, ʻoiai inā pono e kāohi i nā haumia a me nā ʻāpana paʻa i loko o ke kahe e pale aku i ka hoʻopaʻa ʻana i ka paipu a me ka hōʻino ʻana i nā lako. Hoʻohana nui ʻia kēia ʻano kiwikā i nā pūnaewele paipu ma nā kahua ʻoihana e like me nā mea kanu mālama wai ʻino, nā ʻōnaehana lako wai, nā mea kanu kemika, a pēlā aku. Hiki iā ia ke mālama pono i ka hana maʻamau o ka ʻōnaehana paipu a hoʻomaikaʻi i ka hilinaʻi a me ke kūpaʻa o ka ʻōnaehana.
Paʻa a paʻa: Hana ʻia me ka hao hao, he kiʻekiʻe kona kūpaʻa i ka corrosion a me ka hiki ke halihali i ke kaomi.
Hoʻolālā kānana: Ua lako me kahi ʻano kānana e hiki ke hoʻopaʻa pono i nā ʻāpana paʻa i loko o ka pipeline a pale i ka hana maʻamau o ka pipeline a me nā lako.
Hana kahe maikaʻi: ʻO ka hana kahe maikaʻi loa e hōʻemi pono i ka pohō kaomi ke hele ka wai ma o ka valve.
Kāohi i ke kāohi ʻana: Ma ka pale ʻana i nā ʻāpana paʻa, hiki iā ia ke pale pono i ke kāohi ʻana o ka ʻōnaehana pipeline a hōʻemi i nā kumukūʻai mālama.
Hilinaʻi kiʻekiʻe: Loaʻa iā ia ka hana paʻa a me ke ola lawelawe lōʻihi, a hiki ke hana mau a paʻa.
Mālama maʻalahi: hoʻonohonoho maʻalahi, maʻalahi e hoʻomaʻemaʻe a mālama, e hōʻoiaʻiʻo ana i ka hoʻohana lōʻihi a me ka pono.
| INOA ʻĀPANA | MEA |
| ʻUmi hāpai | Ke kila |
| Uhi | Hao i hoʻolei ʻia |
| ʻO ka Gasket | Hao i hoʻolei ʻia |
| Pale | Kila kohu ʻole |
| Nā ʻūmiʻi | Kila kohu ʻole |
| Pākuʻi hoʻokahe | Keleawe |

| DN | L | Dg | Dk | D | f | b | nd | H1 | H2 |
| DN40 | 200 | 84 | 110 | 150 | 3 | 19 | 4-8 | 107 | 113 |
| DN50 | 230 | 99 | 125 | 165 | 3 | 19 | 4-8 | 115 | 123 |
| DN65 | 290 | 118 | 145 | 185 | 3 | 19 | 4-8 | 138 | 132 |
| DN80 | 310 | 132 | 160 | 200 | 3 | 19 | 8-8 | 151 | 140 |
| DN100 | 350 | 156 | 180 | 220 | 3 | 19 | 8-8 | 182 | 150 |
| DN125 | 400 | 184 | 210 | 250 | 3 | 19 | 8-8 | 239 | 160 |
| DN150 | 480 | 211 | 240 | 285 | 3 | 19 | 8-8 | 257 | 185 |
| DN200 | 600 | 266 | 295 | 340 | 3 | 20 | 8-8 | 333 | 227 |
| DN250 | 600 | 319 | 350 | 395 | 3 | 22 | 12-22 | 330 | 284 |
| DN300 | 600 | 370 | 400 | 445 | 4 | 24.5 | 12-22 | 350 | 315 |
| DN350 | 610 | 429 | 460 | 505 | 4 | 24.5 | 16-22 | 334 | 341 |
| DN400 | 740 | 480 | 515 | 565 | 4 | 24.5 | 16-28 | 381 | 376 |