... ,CE,TUV certified. 2.DN15-DN150,1/2"-6".AISI304,AISI304L,AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS Pipe fitting:SPECIFICATIONS ... ,CE,TUV certified. 2.DN15-DN150,1/2"-6".AISI304,AISI304L,AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS,BS,BPE Standard ... : DN10-DN150,1"-6",large size to be customizedMaterials: AISI304,AISI304L,AISI316,AISI316LSurface treatment: Mirror polishing(180G,240G,400G), semi-polish ...