Nā hiʻohiʻona huahana
1. ʻO ka wehe ʻana a me ka pani ʻana o ka friction: hoʻopau loa kēia hana i ka pilikia e hoʻopili ʻia ke ʻano sila o nā kiwi kuʻuna e ka friction ma waena o nā wahi hoʻopaʻa.
2 kiʻekiʻe i kau ʻia: hiki ke nānā a mālama pono ʻia ka valve i kau ʻia ma ka pipeline ma ka pūnaewele, hiki ke hōʻemi pono i ka hāmeʻa a me ke kumukūʻai.
3. Hoʻolālā noho hoʻokahi: hoʻopau i ka pilikia e pili ana ka waena o ka lua valve i ka palekana hoʻohana ma muli o ka piʻi ʻana o ke kaomi
4. ʻO ka hoʻolālā torque haʻahaʻa: hiki ke wehe a pani maʻalahi ke kumu valve me kahi hoʻolālā hoʻolālā kūikawā me kahi lima liʻiliʻi
5 wedge seal structure: ua hoʻopaʻa ʻia ka valve e ka mechanical force i hāʻawi ʻia e ka valve stem, i ʻole e hoʻopilikia ʻia ka hana sealing o ka valve e ka hoʻololi ʻana o ka ʻokoʻa o ka pipeline, a ua hilinaʻi ʻia ka hana sealing ma lalo o nā kūlana hana.
6: Hoʻomaʻemaʻe i ka hoʻomaʻemaʻe ʻana o ka ili hoʻopaʻa: i ka wā e lele aku ai ka pōleʻa mai ka noho valve, hele ka wai i loko o ka pipeline i ka ʻili o ka pōleʻa ma 360 ° me ka like, ʻaʻole ia e hoʻopau wale i ka ʻōpala kūloko o ka wai ma ka noho valve. , akā holoi pū i ka hōʻiliʻili ma ka ʻili o ka sila, i mea e hoʻokō ai i ke kumu o ka hoʻomaʻemaʻe ponoʻī.
Kūlana hoʻokō huahana
| Hōʻike huahana | code hoʻolālā | Ka lōʻihi hale | Hoʻohui flange | Hoao a nana | ʻO ka wela kaomi |
| GB/T12237 | GB/T12221 JB/T1686 | GB/T9113, JB/T79, HG/T20592, EN1092 | JB/T9092, GB/T20591, API598 | GB/T12224 |
Mea o na mahele nui
| Helu | inoa hapa | kinona mea | Helu | inoa hapa | kinona mea | |||
| 1 | kino valve | CF8M | CF8 | WOB | titanium | 12 | Puna | 301 |
| 2 | Uhi kiwi | CF8M | CF8 | WOB | titanium | 13 | Nut | 304 |
| 3 | pōʻai | 316 | 304 | titanium | 14 | Ka uhi paʻa | 304 | |
| 4 | noho kiwi | PTFE, Para polyphenylene | 15 | Nut | 304 | |||
| 5 | Nut | A193-B8 A193-B7 | 16 | Kalima | 304 | |||
| 6 | Ke kumu | 316 | 304 | titanium | 17 | lima lima lima | Palaki | |
| 7 | Mea kūʻokoʻa kūʻokoʻa | 304 | 18 | Pāpā palena | 304 | |||
| 8 | ʻO ka holoi holoi | PTFE, graphite maʻalahi | 19 | Hoʻopaʻa paʻa | PTFE, graphite maʻalahi + uea kila kila | |||
| 9 | mea hoʻopiha | PTFE, graphite hikiwawe | 20 | Paipu kila | Paipu kila galvanized | |||
| 10 | ʻO ka pahu hoʻololi | ʻO ka polytetrafluoroethylene i hoʻoikaika ʻia, graphite maʻalahi | 21 | Hoʻomaka | CF8 | |||
| 11 | apo kaomi paʻi | 304 | 22 | Hoʻonoho i ka nati | 304 | |||
Ke kaha kiʻi ʻana o ke kiʻekiʻe kiʻekiʻe flanged ball valve
Nā ana pili nui
| Anawaena inoa inoa | L | ʻO D | D1 | D2 | C | F | N-F | K | Q | N–F | Q1 | b1-Φ | |
| Helu 1 | Helu 2 | ||||||||||||
| 15 | 130 | 130 | 95 | 65 | 45 | 14 | 2 | 4-Φ14 | 9 | 50 | 4-Φ7 | 42 | 4-Φ6 |
| 20 | 140 | 130 | 105 | 75 | 54 | 14 | 2 | 4-Φ14 | 9 | 50 | 4-Φ7 | 42 | 4-Φ6 |
| 25 | 150 | 140 | 115 | 85 | 65 | 14 | 2 | 4-Φ14 | 11 | 50 | 4-Φ7 | / | / |
| 32 | 165 | 165 | 135 | 100 | 75 | 16 | 3 | 4-Φ18 | 14 | 70 | 4-Φ9 | / | / |
| 40 | 180 | 165 | 145 | 110 | 83 | 18 | 3 | 4-Φ18 | 14 | 70 | 4-Φ9 | / | / |
| 50 | 200 | 203 | 160 | 125 | 100 | 18 | 3 | 4-Φ18 | 14 | 70 | 4-Φ9 | / | / |
| 65 | 220 | 222 | 180 | 145 | 118 | 20 | 3 | 4-Φ18 | 17 | 102 | 4-Φ12 | 70 | 4-Φ9 |
| 80 | 250 | 241 | 195 | 160 | 132 | 20 | 3 | 8-Φ18 | 17 | 102 | 4-Φ12 | 70 | 4-Φ9 |
| 100 | 280 | 305 | 215 | 180 | 153 | 20 | 3 | 8-Φ18 | 17 | 102 | 4-Φ12 | 70 | 4-Φ9 |
| 125 | 320 | 394 | 245 | 210 | 185 | 22 | 3 | 8-Φ18 | 22 | 125 | 4-Φ14 | 102 | 4-Φ12 |
| 150 | 360 | 394 | 280 | 240 | 210 | 24 | 32 | 8-Φ22 | 27 | 140 | 4-18F | 102 | 4-Φ12 |
| 200 | 400 | 457 | 335 | 295 | 265 | 26 | 3 | 12-Φ22 | 36 | 165 | 4-Φ22 | 140 | 4-Φ18 |


















