This standard applies to the measurement and evaluation of the coating properties of color-coated steel sheets and steel strips (hereinafter referred to as color-coated sheets).
GB/T 13448-2006 Referenced Document
GB/T 12754 Prepainted steel sheet and strip*, 2019-03-25 Update
GB/T 1766-1995 Paint and varnish--Rating schemes of degradation of coats
GB/T 13448-2006 history
2019GB/T 13448-2019 Test methods for prepainted steel sheet and strip