Working pressure:＜9806pa

Tem:-40℃-+300℃

Extension displance：±100mm

Features

Available to 2200⁰ F and up to 15 psi.

Offered in flanged, slip-on or custom connections.

Size/range is unlimited.

Low spring rates and shorter face to face dimensions versus metallic Expansion Joints.

Excellent against vibration and flutter.

Nominal Diameter: DN50–600mm (2″–24″) Pressure Rating: PN 10/16/25 / 150LB / 10K / 16K Working Temperature: 0–420°C Connection: Flange

EPDM Rubber Expansion Joint Good Quality vs Poor Quality The quality of a rubber expansion joint directly affects safety, durability, and system performance. Here is a simple comparison: Material Good Quality (Chenghongsheng EPDM) Uses certified EPDM rubber with excellent elasticity, aging resistance, and chemical resistance for long service life. Poor Quality Uses recycled or mixed rubber, easy to crack, harden, and age quickly. Reinforcement Good Quality Multi-layer nylon cord reinforcement with high burst strength and stable structure. Poor Quality Low-strength fabric layers, easy to deform or burst under pressure. Flange Good Quality Precision galvanized steel flange with strong corrosion resistance and good sealing performance. Poor Quality Low-grade steel, easy to rust and cause leakage risks. Structure Good Quality Double sphere design provides better vibration absorption and movement compensation. Poor Quality Simple structure with limited flexibility and weaker performance. Conclusion Choosing Chenghongsheng EPDM Rubber Expansion Joints ensures higher safety, longer service life, and better system stability compared to low-quality alternatives. We guarantee that if one item is damaged, you will receive two replacements.

Our rubber expansion joints are engineered with high-quality elastomer materials and reinforced flanges to ensure durability and safety under demanding working conditions. Key features include: Excellent vibration and shock absorption Effective noise reduction in pipeline systems High resistance to pressure and corrosion Flexible movement compensation for misalignment and thermal expansion Strong sealing performance to prevent leakage All products are manufactured under a strict quality management system and can be supplied with international certifications upon request. For technical specifications, sizing details, or customized requirements, please feel free to contact us. Our engineering team will provide professional support for your project needs.

With increasing demand from industrial piping systems, we continue to strengthen our production capacity and inventory readiness to ensure faster delivery and more stable supply worldwide. Our expansion joints are manufactured under strict quality control and certified by ISO 9001:2015, ensuring consistent performance in demanding environments. Key advantages include: High flexibility for vibration and thermal expansion compensation Excellent corrosion resistance for long service life Available in multiple sizes and configurations Stable inventory for fast global shipping Certified quality system (ISO / CE / SGS) With a modern manufacturing facility and strong production capability, we maintain a large ready-to-ship inventory to support urgent project requirements. This ensures: Shorter lead time Faster project execution Reliable supply chain for global customers If you are looking for reliable expansion joint solutions, contact us for technical specifications, pricing, and customized options. We support OEM/ODM services and global shipping.