Moroalo o Boima oa D400 Ductile Iron Manhole Cover
Tlhaloso ea Sehlahisoa
Hebei Mingda e fana ka mefuta e fapaneng ea likoahelo tsa manhole molemong oa hau.Ho tloha ka likhalase tsohle tsa rona tsa fiberglass, tse lokiselitsoeng litsela, foreime ea manhole le sekoaelo sa ho notlela, ho isa ho li-hinged tsa rona tse tloaelehileng,
sekoahelo sa dome, re na le tharollo bakeng sa hau.Likoahelo tse bobebe tsa manhole, tse sa emeleng boleng ba sekhechana, li bonolo ho li kenya, li matla ebile li tšoarella ka ho lekana.
emelana le tikoloho efe kapa efe.Mingda e boetse e fana ka litharollo tsa manhole a tloaelo le litharollo tsa ho bula hoo e batlang e le libopeho le boholo bohle.
Hore na morero oa hau o hloka eng, Mingda o u koahetse!
Ngola molaetsa wa hao mona mme o re romele wona