
Seismic Resistant Black Malleable Iron Pipe Fittings for High Rise Building Piping System. 10-Year Product Warranty: Comprehensive coverage for mechanical defects with free parts and labor for 10 years. Premium Malleable Iron Material: Manufactured from fine-grain black heart malleable iron with high tensile strength. FM and UL Certification: Certified by FM and UL, plus SNI and ABNT certifications available upon request. ISO 9001:2015 Quality Control: Strict quality management system ensuring 100% qualified products before delivery. OEM and ODM Support: Full customization support for designs, sizes, and technical specifications. 100% Air Pressure Testing: Every product undergoes rigorous air pressure testing to ensure leak-proof performance. Versatile Surface Treatment: Available in standard black finish or optional hot-dip galvanized for corrosion resistance. Wide Size Range Availability: Complete range of fittings from 1/8 inch to 6 inch for various pipe systems.