Home / Standards / GB/T 20671.1-2006 GB/T 20671.1-2006 Abolished Classification system and test methods for nonmetallic gasket materials - Part 1: Standard classification system for nonmetallic gasket materials 非金属垫片材料分类体系及试验方法 第1部分: 非金属垫片材料分类体系 Standard Type GBT ICS 23.100.60;73.080 CCS Q61 Status 废止 Issue Date 2006-12-07 Implementation 2007-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A