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Solar Self-Drilling Hanger Bolt (with Self-Drilling) is a fastener specially designed for the installation of solar photovoltaic systems on steel structures, combining the features of a hanger bolt and a self-drilling function. It consists of a bolt with threads on both ends—one end has an external thread (for connecting to the steel structure or support frame), and the other end has an internal thread (for connecting to other components). Unlike traditional hanger bolts, this bolt features a self-drilling tip that can directly penetrate steel plates during installation, eliminating the need for pre-drilling, which simplifies the installation process and improves efficiency.
A self-drilling hanger bolt is a fastener that combines the characteristics of a hanger bolt and a self-drilling screw. One end has external threads (for fixing to steel structures), and the other end has internal threads (for connecting to other components). The bolt’s tip is designed with a self-drilling feature, allowing it to directly drill into metal materials during installation, eliminating the need for pre-drilling.
Self-Drilling Design: The tip of the bolt has a self-drilling function, allowing it to penetrate steel structures or supports directly without the need for pre-drilling holes. This makes the installation process faster and more straightforward.
High-Strength Materials: Usually made from high-strength steel or stainless steel, ensuring corrosion resistance and long-term reliability.
Corrosion Protection: Often galvanized or treated with other anti-corrosion coatings to enhance durability in harsh environments, making it suitable for outdoor solar power systems exposed to the elements.
Dual-Thread Design: The bolt features external threads on one side and internal threads on the other, making it suitable for connecting solar panel mounts, steel frames, and other components.
Easy Installation: The self-drilling feature eliminates the need for pre-drilling, speeding up the installation process and reducing labor intensity, which improves construction efficiency.
Strong Structural Stability: The self-drilling hanger bolt provides a secure, high-strength fastening solution, ensuring the stability and safety of the entire installation.
The China Yongnian Fastener Exhibition will be held on February 24, 2026, at the International Fastener Expo Center in Yongnian District, Handan City, Hebei Province. Our company's booth is A-T04. We welcome friends from all over the world to come and discuss cooperation.
Amid the global manufacturing industry's transformation toward high-end and intelligent manufacturing, Hebei Tailian Fastener Group Co., Ltd., driven by technological innovation, has become a benchmark company in the precision fastener field. By 2025, China's fastener market is expected to exceed 167.5 billion yuan. Leveraging 17 core patents and a comprehensive industry chain presence, Tailian's market share in the high-end market continues to climb. Its products are widely used in national strategic projects such as high-speed rail, super-high-rise buildings, and new energy.
Amid the global manufacturing industry's transformation toward high-end and intelligent manufacturing, Hebei Tailian Fastener Group Co., Ltd., driven by technological innovation, has become a benchmark company in the precision fastener field. By 2025, China's fastener market is expected to exceed 167.5 billion yuan. Leveraging 17 core patents and a comprehensive industry chain presence, Tailian's market share in the high-end market continues to climb. Its products are widely used in national strategic projects such as high-speed rail, super-high-rise buildings, and new energy.
Amid the global manufacturing industry's transformation toward high-end and intelligent manufacturing, Hebei Tailian Fastener Group Co., Ltd., driven by technological innovation, has become a benchmark company in the precision fastener field. By 2025, China's fastener market is expected to exceed 167.5 billion yuan. Leveraging 17 core patents and a comprehensive industry chain presence, Tailian's market share in the high-end market continues to climb. Its products are widely used in national strategic projects such as high-speed rail, super-high-rise buildings, and new energy.
Amid the global manufacturing industry's transformation toward high-end and intelligent manufacturing, Hebei Tailian Fastener Group Co., Ltd., driven by technological innovation, has become a benchmark company in the precision fastener field. By 2025, China's fastener market is expected to exceed 167.5 billion yuan. Leveraging 17 core patents and a comprehensive industry chain presence, Tailian's market share in the high-end market continues to climb. Its products are widely used in national strategic projects such as high-speed rail, super-high-rise buildings, and new energy.
Amid the global manufacturing industry's transformation toward high-end and intelligent manufacturing, Hebei Tailian Fastener Group Co., Ltd., driven by technological innovation, has become a benchmark company in the precision fastener field. By 2025, China's fastener market is expected to exceed 167.5 billion yuan. Leveraging 17 core patents and a comprehensive industry chain presence, Tailian's market share in the high-end market continues to climb. Its products are widely used in national strategic projects such as high-speed rail, super-high-rise buildings, and new energy.
