... ,Quality oriented; 8,Business support; 9,Beer Keg Material: AISI 304; 10,Thickness: Upon Request;11,Fitting: All types; 12. ... Polished; 17,Safety Opening Pressure: 40 bar; 18,Operating Overpressure: 3 bar; 19,Test Pressure: 5 bar; 20,Stackable: Yes; 21,Fitting: ... All types; 22,Welding: smooth, enduring. Europe 304 Stainless Steel ...