1.Material :AISI 304, 316L 2.Certification: ISO9001-2000 quality certification 3.Size:1/8''-4'' Sanitary Steel Pipe Union ... steel sanitary union 1)Size: DN25-DN150; 1"-6" 2)Standard:DIN, SMS, ISO, 3A, RJT, IDF 3) Material: AISI304/316L ... 9)Application: Pharmacy, beer, food, dairy, beverage, cosmetic, chemical industry High Quality Stainless Steel Sanitary Union Fittings