GB/T 12777-2019
ActiveGeneral specification for metal bellows expansion joints
金属波纹管膨胀节通用技术条件
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking for metal bellows expansion joints used in piping systems. It is applied in shipbuilding and marine engineering to ensure the safe absorption of thermal expansion, vibration, and movement in shipboard piping and equipment connections. The standard governs the design, manufacturing, and quality control of these components for both ship construction and repair contexts.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.