Stainless Steel Sanitary Union,Fitting,Round nut Material:SS304,SS316L Standard:SMS,DIN,3A Size: ... 1"-6"(DN25-DN150),or required Stainless Steel Sanitary Union,Fitting,Round nutConnection mode: weldedApplication: beer, food, dairy, beverage, cosmetics, pharmacy ... . If you are interested in, please don't hesitate to contact us. Stainless Steel Sanitary Union,Fitting,Round nut