Home / Standards / GB/T 27572-2011 GB/T 27572-2011 Abolished Rubber seals - Joint rings for pipelines for hot-water supply up to 110℃ - Specification for the materials 橡胶密封件 110℃热水供应管道的管接口密封圈 材料规范 Standard Type GBT ICS 91.140.60;91.140.80;83.140.50 CCS G43 Status 废止 Issue Date 2011-12-05 Implementation 2012-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit 中国石油和化学工业联合会