producted to ISO 2531,BS EN545 for drinking water ; to EN598 for sewage water;  inside cement mortar lined to ISO4179 and outside zinc to ISO8179  with bitumen coating .  also we can supply other kinds of special coating to your requirements

flange joints , socket joint available  ,workable pressure PN10 PN16 

Sizes in DN80-DN2600mm

our company is mainly engaged in exporting black metal and products , including steel , construction hardware , steel stucture ,steel tube scaffold coupler ; pipeline, pump, valve ;manhole covers,steel gratings; locks , casting products , agriculture tools;auto parts ; machinery  etc.