GB/T 31586.2-2015

Corrosion protection of steel structures by protective paint systems—Assessment of, and acceptance criteria for, the adhesion/cohesion (fracture strength) of a coating—Part 2: Cross-cut testing and X-cut testing

防护涂料体系对钢结构的防腐蚀保护 涂层附着力/内聚力（破坏强度）的评定和验收准则 第2部分：划格试验和划叉试验