... 3.DIN,SMS,ISO,IDF,AS,BS,BPE Standard. Pipe Fittings(ISO9001:2008,CE,TUV certified) Specification: DN10-DN150,1"-6 ... treatment: Mirror polishing(180G,240G,400G), semi-polish, matt finishing, sandblast or picklingConnection: welded , threaded , clamped and union type. We also ... from China,specializes in producing kinds of sanitary valves,pipe fittings as well as OEM services over 15 years. Occupies area ...