1. According to ISO 1461:1999 Hot Dip Galvanizing Specification, different materials should be selected according to the environment and customer needs. Materials produced by large iron and steel enterprises shall be selected for steel, and recycled steel shall not be used. In order to achieve high quality indicators, strict quality control is implemented. 2. Specially designed products, after the mechanical aspects of testing, software simulation, third-party testing, mechanical properties are
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2025-03-24