DN40 Expansion Joint

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DN40 Expansion Joint is a flexible connection used in pipelines with a DN40 nominal diameter (about 1-1/2 Inch) to absorb thermal expansion, contraction, or vibrations while maintaining the integrity of the small-sized piping system, widely utilized in various industries, including chemical processing and power generation.

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Founded in 2013, Bosseal is a professional industrial valve manufacturer based in Suzhou, China. We specialize in the design and production of Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug Valves, and Piping Strainers. All our products are manufactured in strict compliance with international standards, including API, ASME, ISO, DIN, BS, and EN. With a strong focus on quality control and engineering capability, we are committed to providing reliable and high-performance valve solutions for global industrial applications.