pipe fitting: 1.ISO9001:2008,CE,TUV certified. 2.DN15-DN150 ... ".AISI304,AISI304L,AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS Pipe fitting:SPECIFICATIONS:1.ISO9001:2008,CE,TUV certified. 2.DN15 ... ,IDF,AS,BS,BPE Standard. BRIEF INTRODUCTION: Pipe Fittings(ISO9001:2008,CE,TUV certified) Specification: DN10-DN150,1"-6",large size to ... North America,South America,Eastern Europe and Southeast Asia etc. pipe fitting