DIN EN ISO 7500-1 Beiblatt 1:2021 金属材料. 静态单轴向试验机的验证. 第1部分: 拉伸/压缩试验机. 力测量系统的验证与校正. 补充件1: 拉伸、压缩及弯曲试验机的要求、验证和校正的一般规则
Metallic materials - Verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Verification and calibration of the force-measuring system - Supplement 1: General for requirements, verification and calibration of ten