... AISI316,AISI316L. 3.DIN,SMS,ISO,IDF,AS Pipe fitting:SPECIFICATIONS:1.ISO9001:2008,CE,TUV certified. 2.DN15-DN150,1/2"- ... Mirror polishing(180G,240G,400G), semi-polish, matt finishing, sandblast or picklingConnection: welded , threaded , clamped and union type. COMPANY PROFILE ... ,conveyor belt,flexible metal hose,hydraulic hose,hose crimping machine,rubber roller,nylon rod,water-stop belt,fabric hose, ...