
FM UL Grooved Pipe Joint. FM & UL Certified: Products hold FM, UL, CE, CUL, and ISO certifications for global compliance. High-Strength Ductile Iron: Made from ASTM A536 Grade 65-45-12 with 65,000 psi tensile strength. Fast Installation: Installs 3-4 times faster than welded joints using only a single wrench. Leak-Tight Seal: EPDM gaskets provide secure, leak-free joints enhanced by internal pressure. OEM/ODM Support: We welcome OEM and ODM orders with customized surface treatments and gaskets. Strict Quality Control: Professional lab conducts leak, chemical, and dimension inspections on every batch. High Pressure Rating: Available in 300PSI, 500PSI, and 2.5MPA pressure ratings for diverse needs. Easy Maintenance: System allows easy access for cleaning and expansion by removing just a few bolts.