Home / Standards / GB/T 187-1963 GB/T 187-1963 Abolished Tie-plates for 38 kg/m and 43 kg/m steels rails 每米38及43公斤钢轨用垫板型式尺寸 Standard Type GBT ICS 45.080 CCS H25 Status 废止 Issue Date 1963-09-26 Implementation 1964-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A