Lub Npe | khoom | ||
Valve lub cev | grey cast iron | ||
Bonnet | grey cast iron | ||
Disc | grey cast iron | ||
Lub nplhaib sealing | rubber |
Application: Widely used in the bottom end of the pipeline, it can automatically prevent liquid from flowing backward
qauv | Nominal siab (mpa) |
Kev ntsuas siab (mpa) | qhov kub thiab txias | Siv tau nruab nrab | |||
zog | foob | ||||||
H42X-2.5 | 0.25 | 0.40 | 0.28 | ≤50 ℃ | dej |
qauv | Nominal txoj kab uas hla (mm) |
Loj (mm) | |||||
H | D | D1 | D2 | bf ua | z-φd | ||
H42X-2.5 | 50 | 120 | 140 | 110 | 90 | 12-2 | 4 * φ14 |
65 | 135 | 160 | 130 | 110 | 12-2 | 4 * φ14 | |
80 | 165 | 185 | 150 | 125 | 14-2 | 4 * φ18 | |
100 | 175 | 205 | 170 | 145 | 14-2 | 4 * φ18 | |
125 | 210 | 235 | 200 | 175 | 14-2 | 8 * φ18 | |
150 | 250 | 260 | 225 | 200 | 16-3 | 8 * φ18 | |
200 | 280 | 315 | 280 | 255 | 18-3 | 8 * φ18 | |
250 | 390 | 370 | 335 | 310 | 18-3 | 12 * φ18 | |
300 | 410 | 435 | 395 | 362 | 19-3 | 12 * φ23 | |
350 | 520 | 485 | 445 | 412 | 25-3 | 12 * φ23 |
1.Peb muaj Sand lossis Precision casting tshuab, Yog li peb tuaj yeem ua koj tus qauv tsim thiab tsim khoom.
2.Cov neeg siv khoom lub logo muaj nyob rau ntawm lub valve lub cev.
3. Tag nrho peb cov casting nrog tempering txheej txheem ua ntej ua.
4. Use the CNC lathe during whole process.
5. The disc sealing surface use plasma welding machine welding
6. Every valve must be tested before delivery from the factory, only qualified onescanbe shipped.
7.Qhov zoo valve peb feem ntau siv Ntoo rooj rau pob, Peb kuj tuaj yeem ua raws li
tshwj xeeb cov neeg thov kev thov.