... ,DIN,ISO,3A,IDF Material:SUS304,SUS316L Certificate:CE,ISO9001-2008 Sanitary Stainless Steel Check Valve 1) Standard: SMS, DIN, ISO ... " , DN25-DN100 3) Material: SUS304, SUS316L 4) Certificate: CE, ISO9001-2008 5) Application: foods,drinks,beers,dairy products, cosmetics etc. 6) Specifications ...