Njikọ DI ọkpọkọ na-ejide onwe ya
Aha: nkwonkwo DI ọkpọkọ na-ejide onwe ya
Ọkọlọtọ: ISO2531/EN545
Ụdị nkwonkwo: Njikọ jigidere onwe ya
Emecha: Ime: Ciment lining na ọkọlọtọ ISO 4179
Mpụga: Mkpuchi Zinc nwere ọkọlọtọ ISO8179 na eserese bitumen
Nha DN80 - DN2000