Lechi International Co.,Ltd

Made of medium carbon steel through quenching and tempering, achieving mechanical properties of grade 8.8 (tensile strength 800MPa, yield strength 640MPa), offering high strength and fatigue resistance. The surface is hot-dip galvanized, resulting in a uniform and dense zinc layer with strong corrosion resistance, suitable for outdoor, humid, and industrial environments. The hexagonal head design facilitates quick wrench tightening and ensures secure assembly. Widely used in building structures, bridge railings, photovoltaic supports, agricultural machinery, and municipal engineering projects. Production can be done according to DIN/ISO/ANSI standards, and non-standard customization is also supported. A complete testing report for export to Brazil is provided to ensure reliable quality.