GB/T 30789.4-2015: Paints and varnishes -- Evaluation of degradation of coatings -- Designation of quantity and size of defects, and of intensity of uniform changes in appearance -- Part 4: Assessment of degree of cracking Delivery: 9 seconds. Download (and Email) true-PDF + Invoice. Get Quotation: Click GB/T 30789.4-2015 (Self-service in 1-minute) Newer / historical versions: GB/T 30789.4-2015 Preview True-PDF (Reload/Scroll-down if blank)
