The Twin Sphere Union Rubber Expansion Joint, manufactured by Huihua Valve Industry Co., is a reliable and versatile product designed to meet the diverse needs of industrial applications. This expansion joint serves as a crucial component in various piping systems, providing flexibility and accommodating movement to ensure smooth and efficient operation.

Originating from China, our Twin Sphere Union Rubber Expansion Joint is crafted with precision and adheres to high-quality standards. It is a testament to our commitment to delivering exceptional products to our valued customers.

Made from premium rubber materials including EPDM, NBR, NR, CSM, VITON, and SILICON, this expansion joint offers excellent resistance to temperature, pressure, and chemical exposure, making it suitable for a wide range of environments and applications.

The Twin Sphere Union Rubber Expansion Joint is available in a range of sizes, from DN32 to DN3000, allowing you to select the perfect fit for your specific requirements. With various pressure ratings such as PN10, PN16, and PN25, our product ensures reliable performance even in demanding conditions.

We understand the importance of durability and safety in industrial applications, which is why our expansion joints undergo rigorous pressure tests at 15Bar, 24Bar, and 37.5Bar to ensure their integrity and reliability.

Featuring end flanges conforming to DIN PN10/PN16, BS EN1092-PN10/PN16, JIS10K, ANSI 125/150, and AS 2129 D/E Flange standards, our Twin Sphere Union Rubber Expansion Joint offers easy installation and compatibility with various piping systems.