304 Stainless Steel Beer Keg 1. Automatic Welding 2. Beer industry experence 3. Customer Support 4.OEM Provide 304 Stainless Steel Beer Keg Features of 304 stainless steel beer keg1, Automati ... Overpressure: 3 bar; 19,Test Pressure: 5 bar; 20,Stackable: Yes; 21,Fitting: All types; 22,Welding: smooth, enduring. 304 Stainless Steel Beer Keg