







Steel support nuts are the unsung heroes of structural stability, serving as pivotal connecting and fastening components in robust steel support systems. These essential elements are the backbone of engineering marvels, including building foundation pit support and bridge construction. Here, we provide a multifaceted description of their indispensable role:
• Structure and Materials
Structure: Designed primarily in hexagonal or circular shapes, these nuts feature internal threading perfectly adapted to mate with steel-supported screws, secured through simple rotation. Ingeniously engineered, one end often boasts a stiffening rib plate, magnifying the contact area and enhancing stress stability where the nut meets the steel support. Some models feature strategic protrusions or grooves, crafted to harmonize with matching gaskets—fortifying the connection and thwarting any potential loosening.
Material: Forged from high-strength steels like 45# steel or Q345 steel, these nuts gain formidable strength and resilience through sophisticated processes such as forging and heat treatment. This meticulous approach ensures they meet the rigorous demands for structural stability and safety in engineering applications.
• Function and Functionality
Load Transmission: Within the steel support system, these nuts masterfully channel the axial force from the support through their threaded engagement with screws, guaranteeing an even load distribution and the unwavering stability of the entire support system.
Length Adjustment: With a simple turn, these nuts enable precise fine-tuning of steel support length, facilitating a snug fit to foundation pits or diverse construction elements. This adaptability ensures optimal support and aligns with varying engineering dimension requirements.
Tightening and Anti-Loosening: Paired with gaskets and bolts, these nuts create an unyielding connection that resists the challenges of vibration, stress, and other construction dynamics. This steadfastness averts loosening or detachment, safeguarding construction integrity and safety.
• Application Scenarios
Building Foundation Pit Support: Within deep foundation pit projects, these nuts anchor steel supports to enclosure structures, countering soil and water pressure, ensuring pit stability, and securing the groundwork for subsequent underground endeavors.
Tunnel Construction: During initial and temporary tunnel support phases, these nuts seamlessly connect vital components like steel arches and pipes, creating a stable work environment essential for tunnel safety and preventing collapse incidents.
Bridge Engineering: Amidst the formwork, temporary support, and other bridge construction phases, these nuts uphold the stability of support structures, ensuring a seamless pouring and installation process for bridge components, thus guaranteeing structural integrity.