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  • Metallic Expansion Joints & Bellows

    Metallic Expansion Joints & Bellows

    What are Expansion Joints? Expansion joints are used in piping systems to absorb thermal expansion or terminal movement where the use of expansion loops is undesirable or impractical. Expansion joints are available in many different shapes and materials. Any pipe connecting two points is subjected to numerous types of action which result in stresses on the pipe. Some of the causes of these stresses are Internal or external pressure at working temperature. Weight of the pipe itself and the pa...