Composite rating for wear-resistant parts: scores hardness, abrasion loss and service life against endurance targets.
工具钢硬度、磨耗量、使用寿命三项检测工具,依据GB/T 230、GB/T 1689等标准判定合格与否。适用于工具、模具、耐磨件的性能检测与寿命评估。