JIS B 7730:2010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 7730:2010
發布時間：2010/8/20 0:00:00
標準類別：Standard
出版單位：Japanese Standards Association
標準頁數：15
標準簡介
This Japanese Industrial Standard specifies a method for calibration of reference blocks of scales A, B, C, D, E, F, G, H, K, N, and T, to be used for the indirect verification and daily checks and maintenance of Rockwell hardness testing machines in accordance with JIS B 7726.
