... 6".AISI304,AISI304L,AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS,BS,BPE Standard. Pipe Fittings(ISO9001:2008,CE,TUV certified) Specification: ... cross,reducer,sight glass,manhole cover,cleaning ball,centrifugal pump,pipe holder etc... Advantage: Prompt quotation, competitive price, ... from China,specializes in producing kinds of sanitary valves,pipe fittings as well as OEM services over 15 years. Occupies ...