GB/T 38105-2019
城镇供热钢外护管真空复合保温预制直埋管及管件
Urban heating—Steel jacket prefabricated directly buried pipes and fittings with vacuum insulating layers 2019-10-18 发布
2020-09-01 实施
目 次
前言.......................................1
1范围.......................................1
2规范性引用文件..................................1
3术语和定义.....................................2
4结构........................................2
4.1保温管....................................2
4.2保温管件...................................3
5材料与性能.......................................8
6要求..........................................9
6.1工作钢管.....................................9
6.2钢制管件.....................................9
6.3保温层......................................9
6.4真空层......................................9
6.5钢外护管.......................................9
6.6    防腐层......................................10
6.7保温管.......................................10
6.8保温管件......................................10
7试验方法.........................................11
7.1工作钢管......................................11
7.2钢制管件......................................11
7.3保温层.......................................11
7.4真空层.......................................11
7.5钢外护管......................................11
7.6    防腐层......................................11
7.7保温管.......................................12
7.8保温管件......................................12
8检验规则.........................................12
8-1岀厂检验......................................12
8.2 型式检验.....................................12
9标志、运输和贮存.....................................14
9.1 标志.......................................14
9.2运输........................................15
9.3贮存........................................15
附录A《规范性附录）保温接头................................16
附录B《资料性附录）真空系统设计、实现及维护........................17
本标准按照GB/T 1.1-2009给岀的规则起草.
本标准由中华人民共和国住房和城乡建设部提岀.
本标准由全国城镇供热标准化技术委员会(SAC/TC 455)归口 .