API 6D: Paub tias yog "Pipeline Valve Standard." Nws yog tus qauv rau li qub siv hauv kev thauj mus los nruab nrab -ntev- cov roj thiab cov kav dej.
TS EN ISO 17292: (Tsuas hloov BS 5351) yog tus qauv rau cov hlau pob li qub siv hauv roj av, petrochemical, thiab kev lag luam sib koom ua ke. Nws yog qhov kev xaiv ua ntej rau downstream refineries thiab tshuaj nroj tsuag.
Txhob Xaiv Tus Qauv Tsis ZooAPI 6D lossis ISO 17292 rau Petrochemical Projects?
Technical Specification Table: API 6D Pipeline Valves
| Parameter | Nqe lus piav qhia / Ntau |
| Nominal Size Range | NPS 2 "~ NPS 60" (DN 50 ~ DN 1500) |
| Qib Siab | ASME Chav Kawm 150, 300, 400, 600, 900, 1500, 2500 |
| Khoom Specification Level | PSL 1, PSL 2, PSL 3, PSL 3G (PSL 2 yog tus qauv kav dej) |
| Main Valve Hom | Pob Valve, Rooj vag Valve, Kos Valve, Plug Valve |
| Cov qauv tsim | API Spec 6D / ISO 14313 / ASME B16.34 |
| Xaus kev sib txuas | Flanged (RF, RTJ), Butt-Welded (BW) |
API 6D Valve Cov Khoom Siv (ASTM Standards)
| Cheebtsam | Cov khoom siv (ASTM) |
| Lub cev / Bonnet | A216 WCB/WCC, A352 LCC/LCB (Low Temp), A105, A350 LF2, A182 F316/F51 |
| Pob / Rooj vag / Disc | A105+ENP, A182 F316, 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 Valve Test & Tshuaj xyuas
| Cov khoom kuaj | Kev Xav Tau |
| Plhaub Test | 1.5 × Nominal Siab (Hydrostatic) |
| High Pressure Seat | 1.1 × Nominal Siab (Hydrostatic) |
| Lub rooj zaum siab | 0.5 MPa ~ 0.7 MPa (Pneumatic / 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 | Ua raws li NACE MR0175 / ISO 15156 |
Technical Specification Table: ISO 17292 Hlau Pob Valves
| Parameter | Nqe lus piav qhia / Ntau |
| Tag Nrho Lub Npe | TS EN ISO 17292 Hlau pob li qub rau roj av, petrochemical thiab kev lag luam sib koom ua ke |
| Nominal Size Range | NPS ½ "~ NPS 24" (DN 15 ~ DN 600) |
| Qib Siab | Chav Kawm 150, 300, 600, 800 (Threaded / SW nkaus xwb), 900, 1500, 2500 |
| Kev tsim kho Valve | Floating Pob:Feem ntau mus txog NPS 8 " Trunnion Pob:Feem ntau NPS 4 "thiab siab dua |
| Xaus kev sib txuas | Flanged (RF, RTJ), Butt-Weld (BW), qhov (socket){1}} Weld (SW), Threaded (NPT/PT) |
| Daim ntawv foob | Mos Seated lossis Hlau - mus rau - Hlau zaum |
TS EN ISO 17292 Cov khoom siv dav dav (ASTM Standards)
| Cheebtsam | Cov khoom siv (ASTM) |
| Lub cev / Bonnet | A216 WCB / WCC, A352 LCB / LCC, A105, A350 LF2, A182 F316 / F304, A351 CF8 / CF8M |
| Pob | A105+ENP, A182 F316/F304, F51, SS316, 17-4PH |
| Rooj | PTFE, RPTFE, PEEK, DEVLON, NYLON, POM |
| Qe | 13Cr, F316, 17-4PH, XM-19, F51 |
| Gasket / O-Nplhaib | Flexible Graphite, Viton (A / B / GLT), NBR, HNBR |
ISO 17292 Valve Kev Tshuaj Xyuas & Kev Ntsuas Cov Qauv
| Cov khoom kuaj | Cov qauv siv |
| Kev ntsuas siab | Feem ntau hais txogAPI 598los yogTS EN ISO 5208 |
| Kev Cai Lij Choj | Lub Rooj Muag Khoom: Rate A (Xero Leakage); Hlau Rooj: Raws li ISO 5208 cov chav kawm xau |
| Kev tshuaj xyuas qhov muag | Ua raws li MSS SP-55 |
| Sour Service | Kev xaiv ua raws li NACE MR0175 / ISO 15156 |
| Fugitive Emission | Kev xaiv ua raws li ISO 15848-1 |
API 6D VS ISO 17292 Valve Sib Piv Table
| Feature | API 6D UAS | ISO 17292 Kev Tswj Xyuas Kev Lag Luam |
| Kev lag luam tseem ceeb | Midstream (pipelines) | Downstream (Refinery / Petrochem) |
| Kev them nyiaj yug npua | Yog, nruj me ntsis txwv | Kev xaiv, tsis yog qhov tseem ceeb |
| Common Design | Trunnion Mounted(feem ntau) | Floating & Trunnion |
| Muab cais nyob ib leeg | DBB / DIB Defined | Tsis tau txhais tshwj xeeb |
| Qhov Loj | NPS 2" - NPS 60" | NPS ½" - NPS 24" |
| Tsim Keeb Kwm | API (Asmeskas) | ISO (International / BS 5351) |
GNEE API & ISO Valve Hoobkas
FAQ
API 6D siv rau dab tsi?
API 6D li qub yog siv rau hauvqhov tseem ceeb ntawm cov roj, roj, thiab lub zog. Lawv nruj me ntsis ua raws li API 6D specification ua rau lawv haum rau kev khiav hauj lwm qhov chaw muaj kev ruaj ntseg, sealing, thiab durability yog ib qho tseem ceeb heev.
ISO 17292 yog dab tsi?
ISO 17292: 2015 Daim Ntawv Pov ThawjQhia meej txog qhov yuav tsum tau muaj rau cov hlau pob li qub uas tsim nyog rau cov roj av, petrochemical, cov nroj tsuag roj, thiab lwm yam kev siv.