... Standard: DIN, SMS, 3A, ISO, IDF 3) Material: Stainless steel 304, 316L 4) Applications: Pharmacy, beer, food, petroleum, dairy ... beverage, cosmetics AISI 304 316 stainless steel pipe fittings Round Nut,Male,Liner,Cap,Hexagon Nut Size ... ) 2. standard: DIN,SMS,ISO,3A.etc3. Material: Stainless Steel,Stainless Steel material:AISI304/304L,AISI316L4. Usage: use for industry field of ...