T/SSEA 0393-2024 Quality grading and "Pioneer" evaluation requirements for hot-dip galvanized and zinc alloy plated steel sheets and steel strips
T/SSEA 0393-2024 Quality grading and "Pioneer" evaluation requirements for hot-dip galvanized and zinc alloy plated steel sheets and steel strips
Basic Information
Scope
Main technical content: This document specifies the evaluation index system, evaluation methods, and grade classification for the quality and enterprise standard level evaluation of continuous hot-dip galvanized steel plates and strips. This document is applicable to the evaluation of the quality and enterprise standard level of continuous hot-dip galvanized and zinc alloy-coated steel plates and strips (hereinafter referred to as steel plates and strips) made of low-carbon steel, seamless atomic steel, and structural steel with a thickness of 0.20mm to 6.0mm. Relevant institutions can refer to this document when conducting quality grading, enterprise standard level evaluation, and "leader" product evaluation, as well as related certifications or evaluations. Relevant enterprises can also refer to this document when formulating their own enterprise standards.