Home / Standards / GB/T 15056-2017 GB/T 15056-2017 Active Casting surface roughness—Appraising method 铸造表面粗糙度 评定方法 Standard Type GBT ICS 77.140.80 CCS J31 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A