Ma valve a chipata cha matopeAmagwiritsidwa ntchito makamaka pobowola mafuta, kuyika simenti, ndi ntchito zina zogwirira ntchito kuti azitha kuyendetsa bwino matope obowola omwe ali ndi mphamvu zambiri kapena madzi ena obowola. Ntchito zawo zazikulu ndi izi:

1.Kutseka kwa Mafunde
Dzipatulani mwachangumipope yozungulira matope nthawi yadzidzidzi kapena kukonza kuti zisawonongeke kapena kutayikira madzi.
Chitsanzo: "Yambitsani valavu yamatope nthawi yomweyo ngati zizindikiro za kukankha chitsime zapezeka."
2.Kuchepetsa Kupanikizika
Pitirizani kupsinjika kwakukulu kwa madzi obowola (nthawi zambiri15,000+ PSI) kuti asunge umphumphu wolamulira bwino chitsime.
3.Kukana Kutupa/Kudzikundikira
Ma valve ndi zomatira (monga tungsten carbide) zimalimbana ndi kukokoloka kwa nthaka chifukwa cha matope odzaza ndi mchenga kapena owononga.
4.Kuphatikiza kwa BOP System
Zimagwira ntchito ngati zinthu zothandizira kupewa kuphulika kwa mpweya (BOPs) kuti pakhale chitetezo champhamvu cha mutu wa chitsime.
5.Valavu ya Chipata cha MatopeMagawo Osankha Zaukadaulo
1. Mafotokozedwe Ofunika
Kukula kwa Bore:
Mitundu yokhazikika: 2″ mpaka 12″ (Miyeso yodziwika: 4″/6″/8″)
Kuyeza kwa Kupanikizika:
Kupanikizika kogwira ntchito: 5,000-15,000 PSI (Mavoti apamwamba akupezeka)
Kutsatira: miyezo ya API 6A/API 16C/ASME B16.34
2.Mitundu Yolumikizira
Zopindika:
ASME B16.5 (RF/RTJ)
API 6A (6B/6BX)
Yomangiriridwa:
API 6A (6B/6BX)
Yolumikizidwa:
API 7-1 (Ulusi Wapamwamba)
NPT (Ulusi wa Chitoliro Chokhazikika cha ku America)
3.Zofunika Zake
Zinthu Zofunika pa Thupi:
Chitsulo cha Carbon (ASTM A216 WCB)
Chitsulo Chosapanga Dzira (ASTM A351 CF8M)
Chitsulo cha Duplex (ASTM A995 4A/5A)
Machitidwe Otsekera:
Kusanduka kwachitsulo (Tungsten Carbide/Stellite)
Zisindikizo Zolimba (NBR/FKM)
4. Zofunikira pa Utumiki Wapadera
Utumiki Wopanda Mphamvu (H₂S/CO₂):
NACE MR0175/ISO 15156 ikugwirizana ndi malamulo
Kutentha Kwambiri:
Kutentha kochepa: -50°C (-58°F)
Kutentha kwakukulu: 232°C (450°F) kapena mwamakonda
Kugwiritsa Ntchito Zida Zolaula:
Mipando/zipata zolimba zilipo
5. Malangizo Osankha:Chonde perekani izi kuti musankhe bwino ma valavu:
Mtundu wa Chitsime:[Dziko/M'mphepete mwa nyanja/Mchenga/Madzi akuya]
Kupanikizika Kwambiri:[_____ PSI]
Makhalidwe a Madzimadzi:[Kuchuluka kwa mchenga, kuchuluka kwa Cl⁻, milingo ya H₂S]
Zinthu Zachilengedwe:[Zofunikira pa kutentha, dzimbiri, komanso zosaphulika]
Junnie Liu
Foni yam'manja/Whatsapp:+0086-158 7765 8727
Email: landrill@landrilltools.com
Nthawi yotumizira: Meyi-28-2025






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