The applicable samples for vacuum corrugated tube testing include: vacuum corrugated tube, metal corrugated tube, corrugated expansion joint, corrugated heat exchange tube, diaphragm box, metal hose, etc.

Testing items:

Stiffness, sensitivity, effective area, service life, sealing performance, natural frequency, and operating temperature

Wait.

GB/T 12777-2019 General Technical Conditions for Metal Bellows Expansion Joints

GB/T 35990-2018 Metal bellows expansion joints for pressure pipelines

GB/T 35979-2018 Technical Specification for Selection, Installation, Use and Maintenance of Metal Bellows Expansion Joints

GB/T 30092-2013 Metal Bellows Compensators for High Voltage Combination Electrical Appliances

GB/T 28713.2-2012 Enhanced Heat Transfer Elements for Shell and Tube Heat Exchangers Part 2: Stainless Steel Bellows

GB/T 12777-2008 General Technical Conditions for Metal Bellows Expansion Joints

GB/T 19647-2005 Plastic single wall corrugated pipes for agricultural drainage

GB/T 12777-1999 General Technical Conditions for Metal Bellows Expansion Joints

HG/T 3124-2020 Technical Conditions for Mechanical Seals for Welded Metal Corrugated Pipe Kettles

JB/T 6616-2020 Technical Conditions for Mechanical Seals of Rubber Bellows