... wall thickness, internal and external surfaces of the joint ductile iron Ductile iron all socket tee 1)Standard:BS472,ANSI,AWWAC 2 ... Inspection:SGS inspection5)Pressure:PN10,PN16,PN256)Material:ductile iron GGG507,ductile iron 450-10,450-127)We can supply different ... and requirements.Our export products include various types of valve parts,bridge accessories,pipe & pipe fitting ,plumbing accessoies ...