Metal Expansion Joints could be created for pressures nearly 1000-psi. So in higher pressure applications, the strength of metal is definitely an advantage. fifteen. Use two wrenches when tightening bolts. When tightening the back up rings of rubber flanges, tighten bolts in cross sample sequence right until the rubber flange https://universalexpansionjointil36802.prublogger.com/38356789/pn16-expansion-joint-fundamentals-explained