Double Arch Rubber Expansion Joint

Our Double Arch Rubber Expansion Joint is a strong compensate part for medium and high pressure pipes. We use it in HVAC, water supply, city pipes, ships, power plants, and cooling systems. We have been making pipe parts for over 20 years. This double arch rubber expansion joint gives you even more movement take-up. It is more stable than single arch ones. We use EPDM, NBR, and neoprene rubber. The inside layer is smooth and does not build up. The outside layer resists aging.

This thing works from -20℃ to 115℃. It handles pressures from PN6 to PN16. Each double arch rubber expansion joint gets a water test at 1.5 times the design pressure. We also do an air tightness test at 1.1 times. Its tensile strength is over 12MPa. Its hardness is 60±5 Shore A. The double arch gives you much more movement take-up. It seals well with no leaks. It is easy to put in and take out. It resists aging, oil, acids, and weather. Our standard sizes are in stock. Our factory is 10,000 square meters with 50 workers. We give a 24-month warranty.

Every pipe has different movement needs. So you can change this double arch rubber expansion joint to your needs. Tell us your pipe size, pressure, flange material, and special media. Minimum order is 10 pieces. We give free samples. Custom samples take about 15 to 20 days. We take USD, EUR, GBP, and RMB. After you order, we update you every day. If there is a problem, we tell you right away.

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