Pipeline Safety: Issues Related to Mechanical
2008-3-4 · Most couplings rely on elastomers and compression as sealing mechanisms. Couplings appear in a variety of configurations: Straight or inline couplings, elbows (45 or 90 degree), tees, reducing couplings (for joining pipes of different diameters), and couplings integrated with risers. A variety of gaskets and sleeves also exist.
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