







Steel support nuts are the unsung heroes within steel support systems, playing a vital role as connecting and fastening components. These nuts find prominence in crucial engineering sectors like building foundation pit support and bridge construction. Here's an in-depth exploration of their multifaceted attributes:
• Structure and Materials
Structure: Predominantly hexagonal or circular in shape, these nuts feature internal threads, perfectly designed to engage with steel-supported screws. Secure fastening is achieved through rotational force. Enhanced with a stiffening rib plate at one end, they ensure increased contact surface and stress stability between the nut and steel support. Some variations incorporate protrusions or grooves, enabling synergy with complementary gaskets to effectively thwart loosening.
Material: Crafted from high-strength steel such as 45# steel or Q345 steel, these nuts undergo processes like forging and heat treatment. This meticulous preparation enhances their strength and toughness, meeting the stringent engineering demands for structural stability and safety.
• Function and Purpose
Load Transmission: Within the steel support system, these nuts serve as pillars of strength. Through threaded engagement with screws, they efficiently transfer axial forces to all components, ensuring a balanced load distribution and unshakeable support system stability.
Adjusting Length: With a simple rotation, these nuts offer precise fine-tuning of the steel support's length, facilitating a seamless fit to the foundation pit or any other construction element. This adaptability meets diverse engineering size demands and ensures impeccable support.
Tightening and Anti-Loosening: Working in harmony with gaskets and bolts, these nuts masterfully tighten connections, preventing any loosening or dislodgement of steel support components. They are the guardians against vibration, stress, and other construction challenges, safeguarding construction safety.
• Application Scenarios
Building Foundation Pit Support: In the realm of deep foundation pit construction, these steel support nuts are the anchors that secure steel supports to the enclosure structure. They bravely combat soil and water pressure, maintaining pit stability and ensuring the safety of subsequent underground construction.
Tunnel Construction: During initial and temporary tunnel support phases, these nuts connect critical components like steel arches and pipes. They provide a stable operational haven for tunnel projects, averting potential collapse incidents.
Bridge Engineering: Throughout formwork support and various bridge construction stages, these nuts are essential in maintaining the stability of support structures. They ensure smooth execution of pouring and installation processes for bridge elements, enabling flawless construction progress.