... .Standard:SMS,DIN,3A,IDF Stainless steel sanitary male butterfly valve1. Description of valveStandard:SMS,DIN,3A,IDF,ISOMaterial:AISI304,AISI316L ... high polished,recision from little Giant CNC MachinePlux domination of pipeline:DN25-DN100&1"-4"2. Detailed all parts ... :Metal and plastic Gasket:EPDM&SiliconeDisk:It is made of full machine,high polished3.Technical dataPower:Manual&Pnuematic Temperature:- ...