Corrosion-resistant Bidirectional Directly Buried Internal Pressure Type

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	[Structural Features] Under the protection of the sleeve and the end ring, bellows of this type of expansion joints can maintain freely scalable compensation Corrosion resistant bellows and the sealing device make it be able to bury directly to absorb the deformation of thermal pipelines. Corrosion resistant bellows can resist the corrosion caused by the underground water , especially suitable for high chlorine ion soil of the coastal city. This type of expansion joints can be installed between two fixed supports and provide more compensation and it’s very easy to be installed.

	Material of Bellows: SUS 304(SUS316L is also available) Nominal Diameter: DN80-DN1200 Working Pressure: PN2.5/6/10/16/25 Working Temperature: -80℃/+450℃ Connection: Pipe end connection Material of Connection: Carbon steel GB/T 700 for standard use(Special material of connection to meet specific customer & industry requirements) Other choices: Inner sleeve, carbon steel, SUS304(SUS316L is also available) Notes: If you have any other requirement, please contact us.