JIS B 7730:1997被替代
Rockwell hardness test - Calibration of reference blocks
出版：Japanese Standards Association
專家解讀視頻
基本信息
標準編號： JIS B 7730:1997
標準類別：Standard
出版單位：Japanese Standards Association
標準頁數：7
標準簡介
This Japanese Industrial Standard specifies a method for the calibration of reference blocks of scales A, B, C, D, E, F, G, H, K, N and T, used for the indirect verification of Rockwell hardness testing machine, specified in JIS B 7726, periodic routine checking of the testing machine and the like.
替代本標準的新標準
