DIN EN 12390-4:2023-12 测试硬化混凝土 第 4 部分:抗压强度 试验机规范;德语和英语版本 prEN 12390-4:2023
Testing hardened concrete - Part 4: Compressive strength - Specification for testing machines; German and English version prEN 12390-4:2023 / Note: Date of issue 2023-11-03*Intended as replacement for DIN EN 12390-4 (2020-04).