Home / Standards / GB/T 13440-1992 GB/T 13440-1992 Abolished Method for flattening test of seamless gas cylinders 无缝气瓶压扁试验方法 Standard Type GBT ICS 23.020.30 CCS J76 Status 废止 Issue Date 1992-04-18 Implementation 1992-12-01 Responsible Dept 国家标准委 Drafting Unit N/A