GB/T 3280-2007

This standard specifies the grades, dimensions, allowable deviations, and shapes of cold-rolled stainless steel sheets and strips, as well as their technical requirements, testing methods, inspection rules, packaging, marking, and product quality certificates.
This standard applies to corrosion-resistant cold-rolled wide strips (hereinafter referred to as wide strips) and their slit and cut-to-size steel sheets (hereinafter referred to as slit and cut steel sheets), longitudinally slit cold-rolled wide strips (hereinafter referred to as longitudinally slit wide strips) and their slit and cut-to-size steel strips (hereinafter referred to as slit and cut steel strips I), cold-rolled narrow strips (hereinafter referred to as narrow strips) and their slit and cut-to-size steel strips (hereinafter referred to as slit and cut steel strips II), and also applies to single-sheet rolled steel sheets.