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