Increased spring costs than rubber expansion joints. Delivers minimal overall flexibility compared to rubber, which may limit movement in some cases. fifteen. Use two wrenches when tightening bolts. When tightening the again up rings of rubber flanges, tighten bolts in cross pattern sequence until finally the rubber flange bulges uniformly https://remingtonkexqk.free-blogz.com/86803891/the-definitive-guide-to-metal-bellows-manufacturer-india