Manhole Cover

Nws yog feem ntau nyob rau sab saum toj ntawm lub tank thiab tuaj yeem qhib tau los ntawm kev siv cov cuab yeej tshwj xeeb lossis qib siab. Nws yog tsim los muab kaw kom nruj kom tsis txhob muaj cov

16 nti Aluminium Manhole Npog RKG-02 Manhole Npog yog nruab rau saum lub tank tsheb. Nws yog qhov nkag ntawm cov dej hloov pauv kev kuaj xyuas thiab tswj xyuas lub tank sab hauv. Nws tuaj yeem tiv

16 Nti Flange Steel Manhole Npog RKG-03 feem ntau yog ntsia rau saum lub tank tsheb kom tso cai rau kev sau thiab tshuaj xyuas cov ntsiab lus ntawm lub tank. Qhov chaw nyob ntawm qhov manhole tuaj

20 Nti Flanged Steel Manhole Npog Lub Rooj Sib Tham RKG-04 yog ntsia rau saum lub tanker. Nws yog nrog kev ua haujlwm rau kev sau cov roj, rov qab cov roj vapor, tshuaj xyuas thiab kho lub tanker sab

16 Inch Steel Clamped Manhole Npog RKG-05 feem ntau yog siv rau hauv cov xwm txheej uas yuav tsum tau nkag mus rau lub tank ntau zaus, lossis qhov yuav tsum tau muab tshem tawm yooj yim thaum muaj

20 Hauv Steel Clamped Manhole Npog RKG-06 yog ntsia rau saum lub tanker siv los sau cov roj, tshuaj xyuas thiab kho lub tanker sab hauv. Nws yog siv los tiv thaiv kev nyab xeeb ntawm lub tanker thaum