Igwe anaghị agba nchara na-ese n'elu bọọlụ
Vall nchara nchara nchara (mpempe abụọ)
SITE: DN15-DN300
Nrụgide: pn16- pn40
Grant Standard: GB12237; Bs 5351.
Ihu-ihu nke ihu: GB 12237, bs 5351.
Flange Perensions: GB 9112, Bs en1092-1.
Accounle Standard: GB / T 13927.
Dee ozi gị ebe a ma zigara anyị ya