Nkọwa dị mkpirikpi:

Stanadard: BS10 Tebụl D/E nha: DN15-DN2000 Ụdị: Efere, Slip On, Threaded Material: CS RST37.2; S235JR, Q235; C22.8, SS304 / 304L / 316 / 316L mkpuchi: mmanụ nchara na-egosi; Agba ojii / odo; Galvanized; Mkpuchi Epoxy