
Large Diameter DN3500 EPDM Carbon Steel Galvanized Limit Flanged Rubber Expansion Joint. Direct Factory Source: Own powerful factory ensures primary source pricing and eliminates middleman costs. Extensive Customization: Supports OEM, ODM, exclusive LOGO, product booklets, packing, and custom drawings. Wide Material Selection: Offers EPDM, NBR, CR, PTFE rubber and SS, CS, Ductile Iron flanges for various media. Large Diameter Capability: Specialized in producing large-diameter rubber joints up to DN4000 for engineering needs. Global Export Experience: Serving nearly 100 countries with 9 years of export history and professional overseas support. Flexible Delivery Options: Maintains large spot stocks for batch orders and offers off-season delivery within 15 workdays. Comprehensive Quality Control: 20 years of experience with ISO certifications and rigorous random visual/function inspections. One-Stop Service: Provides complete solutions from raw materials to finished products, saving time and cost.