Selelekela sa{0}}theipi e thibelang kutu

Ka kakaretso e kenyelletsa polyethylene (composite) anti-theipi ea corrosion, polypropylene reinforced fiber anti-theipi ea corrosion, aluminium foil anti{2}}anti ultraviolet{3}}theipi e thibelang ho bola, polyethylene 660 (sekontiri se fetotsoeng){101}{5} (tape ea mofuta ona e tumme haholo Chaena). Leha ho le joalo, e sebetsa haholo ebile e sebelisoa haholo kantle ho naha, 'me hangata e sebelisoa bakeng sa ho rekisa kantle ho naha) le teipi ea epoxy coal tar anticorrosive. Maemo a ho kenngwa tshebetsong ke SY/T0414-98 le SY/T0447-96. Mocheso{{13}theipi e phuthetsoeng e boetse e tsejoa e le radiation cross{16}mocheso o hoketsoeng oa polyethylene{17}}theipi e honyehang. Nakong ea tšebeliso, e hloka ho futhumatsoa ho qhibiliha sekhomaretsi pele se ka sebelisoa. E boetse e hloka ho thusoa ka mokelikeli{18}o sa lefelloeng oa epoxy coating hore e be ntho e thibelang kutu e nang le mekhahlelo e meraro. Tekanyetso ea ts'ebetsong ke SY /T0413-2002