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Weld-Free and Worry-Free: Redefining Structural Efficiency in High-Seismic Regions

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 For contractors weary of labor-intensive, time-consuming structural installations—especially in high-seismic zones— bolted steel framing offers a solution that radically redefines safety standards. Its core advantage? A design that guarantees ease of assembly without sacrificing seismic performance, streamlining on-site workflows while meeting every compliance requirement. The days of project delays caused by on-site welding, tedious alignments, or bulky reinforcement are over. Bolted steel components are prefabricated, precision-cut, and pre-drilled, ready for assembly straight off the truck. The intuitive bolting system requires no specialized skills for installation, allowing crews to erect frames with rapid precision, significantly cutting down installation time compared to rigid structures like concrete. No more worrying about mismatched parts or labor-heavy phases—this system is built for high-speed execution, even under the toughest site conditions. But simplicity doesn’t ...
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Bolt Ball Testing Methods

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 Bolt Ball Testing Methods

bolt ball



1, bolt ball and manufacturing bolt ball nodes need materials, its varieties, specifications, performance, etc. should comply with national product standards and design requirements.
Inspection methods: check the quality of the product qualified documents, Chinese signs and inspection reports, etc.
2、Bolt ball shall not have burn, crack and crease.
Inspection method: Sample part of each specification of bolt ball, observe with 10 times magnifying glass and surface inspection.
3, bolt ball thread size and thread tolerance should be in line with the current national standard provisions.
Inspection method: check a part of each specification of the bolt ball and measure it with a standard thread gauge.
4, bolt ball diameter, roundness, adjacent two bolt hole centre line angle and other dimensions and allowable deviation should be in line with the local steel structure acceptance regulations.
5、Inspection method: Sample a portion of each specification of bolt ball and check if it conforms to the specified value with calipers and indexing head gauge.
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Structural Steel Bolting Balls: Connecting the Future, Securing the Cornerstone

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