Superior force is utilized to deform the fitting and compress the sealant versus the inner tubing, creating a leakproof seal. [25]:eighty two The flare nut, which had Beforehand been put in above the tubing, is then tightened above the fitting to force the tapered surfaces tightly alongside one another. Flare http://valvesandfittings23344.blogminds.com/what-does-pipe-fitting-mean-8943191