Firstly we are pleased to introduce ourselves, Hydera Machinery Limited, as a big and professional manufactural company based in Shandong province of China, we have three foundries, and our main products are casting iron products for construction field, typical products as below, Ductile casting iron pipe, and fittings(Diameter from DN80 to DN2000mm), including Socket bend, Flanged bend, Socket and Flanged TEE, Flanged socket, Socket taper, blank flanges, as well as Flanged adapter, coupling, dismantling joints and Viking Johnson fittings, PVC pipe fittings.As well as EPDM gasket rubber ring. All of them are according to ISO2531/EN545/EN598/AWWA110/153. (PN10/PN16PN25/PN40) Look forwards to your kind cooperation/Skype: Gary_wong2008/MSN: shawn_wong007