Expansion Joints Group *** AXIAL-LATERAL METAL BELLOWED EXPANSION JOINT ( WELDED NECK) / AXIAL-LATERAL METAL BELLOWED EXPANSION JOINT ( FLOATING FLANGE) / AXIAL-LATERAL METAL BELLOWED EXPANSION JOINT ( FIXED FLANGE) / EXTERNAL PRESSURED EXPANSION JOINT ( WELDED NECK ) / EXTERNAL PRESSURED EXPANSION JOINT ( FLANGED ) / VIBRATION ABSORBER METAL EXPANSION JOINT ( TIE-ROD) / PIPE EXPANSION JOINT / RUBBER EXPANSION JOINT ( FLANGED) / RUBBER EXPANSION JOINT ( THREADED) / DILATATION AND EARTHQUAKE EXPANSION JOINT (WELDED NECK ) / DILATATION AND EARTHQUAKE EXPANSION JOINT (FLANGED ) / LIMIT RODS DILATATION EXPANSION JOINT (WELDED NECK / GROOVED END ) / LIMIT ROD DILATATION EXPANSION JOINT (FLANGED)
Turkey
Expansion joints serve a crucial role in industrial ductwork by facilitating the controlled expansion and contraction of ducts. Their primary function is to accommodate thermal movements within the ductwork system. They mitigate thermally induced stresses by allowing thermal movements in a relatively unrestricted manner. Expansion joints contribute to the overall flexibility and structural integrity of the system which is essential in preventing the build-up of stress that could otherwise lead to damage in equipment, ductwork, and supporting structures.
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This is the most installed version of the fabric expansion joints (KOREMA® type A3 or AC3 as well as B3 or BC3). The name »flange-type« is used for expansion joints located between pipe or duct end flanges. For existing plants, the flange design varies according to customers’ requirements or depending on the constructed steel design. For innovative designs KOREMA® will identify the suitable technical and economical solution. Special design: supplied as »open« multilayer expansion joint. On-site service available exclusively from the KOREMA® service team. Insulation is incorporated to protect the expansion joint against abrasion as well as for thermal insulation. The choice of insulating material, either mineral wool or ceramic felt, depends on the design temperature. For operation at or below dew point, a vulcanized elastomeric layer is available. Pre-assembled units, complete with liners and clamp bars, are available.
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Profile guide rails can be screwed on from above. The profile guide rails are available in four sizes and one or more carriages can be assembled on them. 4row versions with round arch profile. The tracks of the profile guide rails are set below an angle of 45° and thus can carry loads from all directions. The profile guide rails correspond to the market standard and can replace linear guides of the same design by other manufacturers. On request Lengths up to a max. 3960 mm.
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Penstocks are used to discharge the headwater from a reservoir. Due to thermal and dynamic effects on the pipelines which are usually run underground in the mountain, compensation for expansion is necessary. By fitting an expansion joint, slow creep movements, eccentricity, dilation and also pipe misalignment can be reliably absorbed. The MANOY® system seal WP, type 436, was specially developed for leakagefree operation of an expansion joint.
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