... ,304L,316L 3.Size: 1"-6",DN25-DN150 4.Standards: DIN,3A,SMS,ISO,IDF, RJT 1.ISO9001:2008,CE,TUV certified. 2.DN15 ... -DN150,1/2"-6".AISI304,AISI304L,AISI316,AISI316L. 3.DIN,SMS ... and guaranteed quality.YODSN FLUID EQUIPMENT CO.,LTD",a ISO9001:2008 certified manufactory from China,specializes in producing kinds of sanitary valves,pipe ...