API 6D (Pipeline li qub):Qhov no yog tus qauv kub raunruab nrabdaim ntawv thov. Nws npog li qub uas siv nyob rau hauv ntev - cov kav xa mus rau qhov deb (roj, roj, thiab dej). Cov li qub no yuav tsum tiv taus qhov chaw sab nraum zoov, kev ntxhov siab hauv av, thiab kev kub ntxhov loj heev.
API 608 (Metal Ball Valves):Cov qauv no yog raunqes havdaim ntawv thov. Nws yog qhov mus- rau cov roj refineries, chemical processing plant, thiab fais fab mov. Cov li qub no ua haujlwm nyob rau hauv ib puag ncig kev tswj hwm lub Hoobkas uas cov txheej txheem precision yog qhov tseem ceeb.
Tsis Tshaj -Engineer: Puas yog API 608 Txaus lossis API 6D Yuav Tsum Tau Ua rau Koj Qhov Haujlwm?
Technical Specification Tables: API 6D Pipeline Pob Valves
| Parameter | Nqe lus piav qhia / Ntau |
| Tsim qauv | API Spec 6D/ISO 14313 |
| Nominal Size Range | NPS 2 "~ NPS 60" (DN 50 ~ DN 1500) |
| Qib Siab | ASME Chav Kawm 150, 300, 400, 600, 900, 1500, 2500 |
| Xaus kev sib txuas | Flanged (RF, RTJ), Butt-Welded (BW) |
| Hom kev tsim kho | Trunnion Mounted:Hom rau NPS 4 "thiab siab dua Floating Pob:Hom rau NPS 4 "thiab hauv qab no |
| Ua haujlwm kub | -196℃~ 550℃(Kev xaiv cov khoom siv) |
API 6D Pob Valve Cov Khoom Siv (ASTM Standards)
| Cheebtsam | Cov khoom siv (ASTM) |
| Lub cev / Bonnet | A216 WCB/WCC, A352 LCC/LCB, A105, A350 LF2, A182 F316/F51/F53 |
| Pob | A105+ENP, A182 F316, F304, F51, Monel, Inconel |
| Rooj | Soft Seat:PTFE, RPTFE, PEEK, DEVLON, NYLON Hlau Rooj:Stellite Faced, Tungsten Carbide (WC) Coated |
| Qe | 13Cr, F316, 17-4PH, XM-19, F51, Inconel 718 |
| Foob / O-Rings | Viton (A / B / GLT), HNBR, NBR, Flexible Graphite |
API 6D Pob Valve Kev Ntsuas & Ua Raws Cai
| Cov khoom kuaj | Cov qauv siv |
| Kev ntsuas siab | Yuav tsum tau ua raws li API 6D (High-siab Hydrostatic & Tsawg-siab Cua) |
| Kev Cai Lij Choj | Lub Rooj Muag Khoom: Rate A (Xero Leakage); Hlau Rooj: Raws li ISO 5208 |
| NDT Inspection | RT (Radiographic), UT (Ultrasonic), MT (Magnetic), PT (Penetrant) rau PSL |
| Sour Service | Kev xaiv ua raws li NACE MR0175 / ISO 15156 |
| Fugitive Emission | Kev xaiv ua raws li ISO 15848 / API 622 / API 641 |
Technical Specification Tables: API 608 Hlau Pob Valves
| Parameter | Nqe lus piav qhia / Ntau |
| Tsim qauv | API 608 / ASME B16.34 |
| Nominal Size Range | NPS 1/2 "~ NPS 24" (DN 15 ~ DN 600) |
| Qib Siab | ASME Chav Kawm 150, 300, 600, 800 (Threaded / SW nkaus xwb) |
| Xaus kev sib txuas | Flanged (RF, RTJ), Butt-Weld (BW), Qhov (socket) - Weld (SW), Threaded (NPT) |
| Hom kev tsim kho | Floating Pob:Hom rau NPS 8 "thiab hauv qab no Trunnion Mounted:Hom rau NPS 4 "thiab siab dua |
| Ntsej muag ntsej muag | Ua raws li ASME B16.10 |
API 608 Pob Valve Cov Khoom Siv (ASTM Standards)
| Cheebtsam | Cov khoom siv (ASTM) |
| Lub cev / Bonnet | A216 WCB / WCC, A352 LCB / LCC, A105, A182 F316 / F304, A351 CF8 / CF8M |
| Pob | A182 F316, F304, SS316, SS304, F51, A105+ENP |
| Rooj | Soft Seat:PTFE, RPTFE (Reinforced), PEEK, NYLON Hlau Rooj:Hlau -rau- Hlau (Stellite Faced lossis WC Coated) |
| Qe | 13Cr, F316, F304, 17-4PH, XM-19, F51 |
| Ntim & Gaskets | Saj zawg zog Graphite (Tshwj xeeb zoo dua), PTFE, Viton |
API 608 Pob Valve Kev Ntsuam Xyuas & Ua Raws Cai
| Cov khoom kuaj | Cov qauv siv |
| Kev ntsuas siab | Ua raws liAPI 598(Suav nrog kev xeem Plhaub thiab rooj zaum) |
| Kev Cai Lij Choj | Soft Seat: Zero to per API 598 kev cai |
| Daim ntawv pov thawj | EN 10204 3.1 lossis 3.2 Certificate |
| Sour Service | Kev xaiv ua raws li NACE MR0175 / ISO 15156 |
| Kev tshuaj xyuas qhov muag | Ua raws li MSS SP-55 |
API 6D VS API 608 Pob Valve Sib Piv Cov Lus Qhia
| Feature | API 6D Pob Valve | API 608 Pob Valve |
| Kev lag luam ntu | Midstream (pipelines) | Downstream (Refinery / Petrochem) |
| Hom Tsim | Trunnion Mounted | Floating Ball |
| Npua / Full Bore | Yuav tsum tau / nruj | xaiv tau |
| Muab cais nyob ib leeg | DBB / DIB Defined | Txheem kaw -off |
| Qhov Loj | 2 "rau 60" | 1/2 "mus rau 24" |
| Anti-Static | Yuav tsum tau | Kev tsim qauv nruj heev |
| Kev tu | Drain & Vent Plugs Standard | Tsis xav tau |
GNEE API 6D thiab API 608 Pob Valve Hoobkas
FAQ
API 608 pob valve yog dab tsi?
API 608 pob li qub yogCov khoom tseem ceeb siv nyob rau hauv siab - daim ntawv thov siab, tshwj xeeb tshaj yog nyob rau hauv cov roj av, tshuaj, thiab petrochemical kev lag luam. Cov li qub no ua lub luag haujlwm tseem ceeb hauv kev tswj cov pa roj thiab cov kua dej hauv cov kav dej.
API 6D pob valve yog dab tsi?
API 6D pob li qub yogcov khoom tseem ceeb hauv cov kav dej, tshwj xeeb hauv kev lag luam roj thiab roj. Lawv tau tsim los tswj cov dej ntws thiab cov pa roj, kom muaj kev nyab xeeb thiab ua haujlwm zoo ntawm cov kav dej.