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Basic Info.
Packaging & Delivery
Product Description
Expansion joints are vital engineering marvels, crafted to expertly manage movements generated by temperature variations, thermal expansion and contraction, and structural shifts. These indispensable components enable controlled mobility in numerous systems and structures, effectively averting damage and ensuring exceptional durability and longevity.
The compensator, commonly referred to as the expansion joint or slip joint, features a sophisticated design comprising a bellows as the core element, supported by a robust bracket structure, end flanges, pipes, and other essential accessories. As a specialized compensation component, it employs the ingenious deformation of bellows to skillfully absorb changes in piping, pipe, container dimensions, and more, typically brought about by thermal expansion and contraction.
It proficiently compensates for axial, lateral, and angular displacements in pipelines, catheters, containers, and similar applications.
Additionally, it serves to minimize noise and vibration, finding widespread application across modern industries.
To safeguard heating pipes from the detrimental effects of high temperature-induced thermal elongation, deformation, or damage due to temperature stress, the installation of a compensator on the pipeline is paramount. This mitigates thermal elongation, alleviates wall stress, and reduces the force exerted on valves or bracket structures.
Material | S/S304,321,310S,316L,etc or as customized | ||
parts | Flange, bellows, internal sleeve, tie-rod, pipe end, nut | ||
bellows layers | 1-6 layers followed as client's demand | ||
Structure | bellows + flat welding flanges | ||
Threads | DIN, BSPT, BSP, NPS, NPT, Metric, (ISO7/1, DIN 2999, ANSI B1.20.1) | ||
Flange Drilled | JIS,JB,BS, DIN, ANSI, or others provided drawing samples | ||
Surface | Carbon steel flange galvanized or AL painted | ||
Normal Specification | ID40~600mm,overall length:300~400mm or as customized | ||
Application temperature | -50~300°C | ||
Usage | For the chemical industry, metallurgy, electricity, shipbuilding, construction and other industries | ||
feature | Easy cleaning and maintenance To resolve minor deviation because of pipe connection and eliminate the pipeline residual stress Absorbs thermal expansion and shock |
Applications:
Building and Construction:
Bridges and Highways: Expansion joints adeptly accommodate thermal expansion and contraction of bridge decks and roadways, safeguarding against damage while maintaining the integrity of the structure.
Building Facades: Strategically placed in building facades, they facilitate differential movement between structural components, preventing stress accumulation and cracking.
Piping Systems:
Industrial Piping: Metal expansion joints in pipelines efficiently absorb thermal expansion and contraction, significantly reducing system stress and preventing leaks.
HVAC Systems: Integral to heating, ventilation, and air conditioning systems, they accommodate movement and vibration, ensuring seamless operation and prolonged service life.
Transportation:
Railways: In railway tracks, expansion joints manage thermal expansion and contraction, ensuring smooth operation and minimizing track buckling risk.
Automotive: Incorporated in vehicle exhaust systems, they effectively manage vibration and thermal expansion, preventing damage and promoting efficient operation.
Energy Sector:
Power Plants: Deployed in power plant piping and ductwork, these joints withstand high temperatures and pressures, accommodating movement and reducing system stress.
Renewable Energy: Essential in wind turbine and solar panel installations, they adeptly manage movements from environmental factors and operational stresses.
Marine Applications:
Shipbuilding: In marine exhaust systems and hull structures, expansion joints accommodate movements due to temperature variations and wave action.
Offshore Platforms: Employed on offshore drilling rigs and platforms, they handle thermal expansion and movement in challenging marine environments.
Expansion joints are indispensable in diverse industries, including construction, piping systems, transportation, energy, and marine sectors. They expertly manage movements from thermal expansion, contraction, and other forces, preventing damage, ensuring structural integrity, and enhancing system and structure longevity.
1. Carton Box Packing: Cost-effective and allows for higher loading capacity, though it may pose challenges for loading and unloading.
2. Wooden or Steel Pallets Packing: Easy loading and unloading.
3. Customized Packing: Options selected based on clients' requirements.
4. Shipping: Better to choose sea shipment, if urgent demand can choose Air shipment.
GLL is one of the leading manufacturers in China, Supply various exhaust system products to clients in the world
What information should be informed can get accurated price:
A: Technical drawings
B: Material of the hose:sus304, 321, 316L or galvanized steel
C: Material of the fittings, are they flange or pipe ends? Flange code?
D: Length and Diameter
E: Working pressure and temperature of the hose
F: Application of the hose
If you have any other question or need any help, please feel free to contact us.