Home / Standards / GB/T 29992-2017 GB/T 29992-2017 Abolished Rubber sealing rings for pressure cooker 日用压力锅橡胶密封圈 Standard Type GBT ICS 83.140.50 CCS G43 Status 废止 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A