Home / Standards / GB/T 25715-2010 GB/T 25715-2010 Abolished Sphere nodular cast pipe mold finish machining project 离心球墨铸管管模 Standard Type GBT ICS 25.120.30 CCS J61 Status 废止 Issue Date 2010-12-23 Implementation 2011-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A