... ,AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS,BS,BPE Standard. Welded Fixed Cleaning Ball(ISO9001:2008,CE,3A,TUV certified)Working ... China,specializes in producing kinds of sanitary valves,pipe fittings as well as OEM services over 15 years. Occupies area of over ... equipment, Automatic Argon arc welding machine and so on.Welded fixed cleaning ball(ISO9001:2008,CE,3A,TUV certified)Working pressure: 2 ...