Material: Carbon steel
Strength grades: 4.8, 8.8, 10.9, 12.9
Surface finishes: Plain / natural, blue-white zinc plated, yellow zinc plated, hot-dip galvanized, tempered blackened, Dacromet
High-strength hot-dip galvanized hex socket head cap screw. Manufactured using the hot-dip galvanizing process, with a thick, uniform coating and strong adhesion. Excellent anti-corrosion and rust resistance, with outstanding weather resistance. The hex socket head design combines fastening capability with space adaptability. Particularly suitable for engineering applications exposed to harsh environments for extended periods, such as steel structures, power facilities, bridge brackets, and outdoor infrastructure.