
Single Gap Shaped Steel Expansion Joints for Bridge. Watertight Interlocking Mechanism: Extruded steel rails with neoprene seal ensure complete water tightness. Corrosion Protection System: Collector reservoir drains water and chemicals to protect underlying structures. High Yield Strength Steel: Steel profiles reach 345 MPa yield strength for consistent structural integrity. Multi-Axis Movement Capability: Supports movement up to 80mm and rotation in three axes. 2-Year Warranty Coverage: Comprehensive 2-year warranty included for all mechanical equipment. Online Technical Support: Professional after-sales service and technical support available online. Customizable Specifications: Available in various dimensions and weights as per drawing requests. OEM Manufacturing Service: OEM services are welcomed and fully supported by our factory.