API598 HARD SEAL LIFT CHECK VALVE
1. Cov khoom muaj cov qauv tsim nyog, txhim khu kev qha sealing, kev ua haujlwm zoo thiab zoo nkauj zoo nkauj;
2. Lub sealing nto ntawm valve disc thiab lub rooj zaum valve yog overlaid nrog Co raws li cemented carbide,
uas muaj kev hnav zoo, corrosion kuj, khawb tsis kam thiab ua haujlwm ntev;
3. Cov khoom siv thiab flange thiab gasket qhov ntev tuaj yeem xaiv tau raws li
cov kev ua haujlwm tiag tiag lossis cov neeg siv yuav tsum tau ua kom tau raws li ntau yam kev xav tau ntawm engineering.
Khoom Elements
Main Performance specifications
| Cov qauv tsim | GB/T 12235 | |||||
| Siab kub chav kawm | GB/T 12224 | |||||
| Qauv ntev | GB/T 12221 | |||||
| Flange hom thiab qhov loj me | GB / T 9113, JB / T 79, EN1092, ASME B16.5 / B 16.47 | |||||
| Kev tshuaj xyuas thiab kuaj | JB/T 9092, GB/T13927, API 598 | |||||
| Kev ntsuas siab (MPa) | Nominal siab | PIB 1.6 | PIB 2.5 | PIB 4.0 | PIB 6.4 | PIB 10.0 |
| Plhaub kuaj | 2.4 | 3.8 | 6.0 | 9.6 ib | 15.0 Nws | |
| High pressure seal | 1.8 | 2.8 | 4.4 | 7.1 | 11.0 Nws | |
| Tsis tshua muaj siab foob | 0.6 | |||||
Khoom siv ntawm cov khoom tseem ceeb
| Tsis muaj. | Lub npe | carbon hlau | stainless hlau | Hlau alloy | Tsawg kub steel |
| 1 | cev valve | WCB | CF 8 | WC 6 | LCB |
| 2 | Valve disc | WCB/25 | CF8/F304 | WC6/F11 | LCB/LF2 |
| 3 | xim | Saj zawg zog graphite | Saj zawg zog graphite | Saj zawg zog graphite | Saj zawg zog graphite |
| 4 | Valve npog | WCB | CF 8 | WC 6 | LCB |
| 5 | Ob chav kawg stud | 35CrMoA | 0Cr18Ni9(304) | 25Cr2MoVA | 35CrMoVA |
| 6 | Txiv ntseej | 45 # | 0Cr18Ni9(304) | 35CrMoA | 45 # |
| 7 | Caij nplooj ntoos hlav | 60 Si2 Mn | 0Cr18Ni9(304) | 0Cr18Ni9(304) | 0Cr18Ni9(304) |
Qhov loj tag nrho kev sib txuas qhov ntev
| DN (mm) | L | D | D1 | D2 | bf ua | Z-d | H | WT (kg) |
| 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 77 | 3 |
| 20 | 150 | 105 | 75 | 58 | 18-2 | 4-14 | 77 | 4 |
| 25 | 160 | 115 | 85 | 68 | 18-2 | 4-14 | 80 | 5 |
| 32 | 180 | 140 | 100 | 78 | 18-2 | 4-18 | 85 | 7 |
| 40 | 200 | 150 | 110 | 88 | 18-3 | 4-18 | 95 | 9 |
| 50 | 230 | 165 | 125 | 102 | 18-3 | 4-18 | 105 | 10 |
| 65 | 290 | 185 | 145 | 122 | 18-3 | 8-18 | 120 | 20 |
| 80 | 310 | 200 | 160 | 138 | 20-3 | 8-18 | 130 | 30 |
| 100 | 350 | 220 | 180 | 158 | 20-3 | 8-18 | 140 | 39 |
| 125 | 400 | 250 | 210 | 188 | 22-3 | 8-18 | 155 | 50 |
| 150 | 480 | 285 | 240 | 212 | 22-3 | 8-22 | 180 | 70 |
| 200 | 600 | 340 | 295 | 268 | 24-3 | 12 22 | 215 | 161 |
| 250 | 730 ua | 405 | 355 | 320 | 26-3 | 12-26 : kuv | 260 | 251 |
| 300 | 850 | 460 | 410 | ib 378 | 28-4 | 12-26 : kuv | 315 | 395 ib |
Qhov loj tag nrho kev sib txuas qhov ntev
| DN (mm) | L | D | D1 | D2 | bf ua | Z-d | H | WT (kg) |
| 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 100 | 3.4 |
| 20 | 150 | 105 | 75 | 58 | 18-2 | 4-14 | 105 | 5 |
| 25 | 160 | 115 | 85 | 68 | 18-2 | 4-14 | 120 | 5.7 |
| 32 | 180 | 140 | 100 | 78 | 18-2 | 4-18 | 130 | 9.1 |
| 40 | 200 | 150 | 110 | 88 | 18-3 | 4-18 | 135 | 11.8 ib |
| 50 | 230 | 165 | 125 | 102 | 20-3 | 4-18 | 149 | 14.4 ib |
| 65 | 290 | 185 | 145 | 122 | 22-3 | 8-18 | 160 | 23 |
| 80 | 310 | 200 | 160 | 138 | 24-3 | 8-18 | 169 | 30 |
| 100 | 350 | 235 | 190 | 162 | 24-3 | 8-18 | 194 | 44 |
| 125 | 400 | 270 | 220 | 188 | 26-3 | 8-18 | 222 | 65 |
| 150 | 480 | 300 | 250 | 218 | 28-3 | 8-22 | 255 | 99 |
| 200 | 600 | 360 | 310 | 278 | 30-3 | 12-22 : kuv | 305 | 190 |
| 250 | 730 ua | 425 | 370 | 335 | 32-3 | 12-26 : kuv | 355 | 315 |
| 300 | 850 | 485 ib | 430 | 395 ib | 34-4 | 12-26 : kuv | 410 | 450 |
Cov Khoom Paub meej
Daim ntawv pov thawj
Txheej txheem
Cov khoom siv
Daim ntawv thov
Xa koj cov lus rau peb:
Sau koj cov lus ntawm no thiab xa tuaj rau peb
















