DB22/T 5021-2019 Ⅱ型耐热聚乙烯（PE-RTⅡ）供热管道工程技术标准
简介
DB22/T 5021-2019
Ⅱ型耐热聚乙烯（PE-RTⅡ）供热管道工程技术标准
Technical standard for polyethylene of raised temperature resistance (PE-RT II) pipeline for heating engineering
主编部门∶ 吉林省建设标准化管理办公室
批准部门∶ 吉林省住房和城乡建设厅
吉林省市场监督管理厅
施行日期∶ 2019年6月24日 目 次 1 总则.....................................................................................................1 2 术语.....................................................................................................2 3 材料.....................................................................................................4 3.1 Ⅱ型耐热聚乙烯管材及管件 .......................................................4 3.2 预制保温管 .................................................................................15 4 设计....................................................................................................17 4.1 一般规定 .....................................................................................17 4.2 水力计算 .....................................................................................18 4.3 管网的布置与敷设 .....................................................................19 5 管道安装............................................................................................22 5.1 一般规定 .....................................................................................22 5.2 热熔对接连接 .............................................................................23 5.3 电熔连接 .....................................................................................30 6 试验、清洗、试运行 ......................................................................33 6.1 管道压力试验 .............................................................................33 6.2 管道清洗 .....................................................................................33 6.3 系统试运行 .................................................................................34 7 工程质量验收 ....................................................................................35 本标准用词说明 ......................................................................................36 引用标准名录 ..........................................................................................37 附：条文说明 ..........................................................................................39
DB22/T 5021-2019
Ⅱ型耐热聚乙烯（PE-RTⅡ）供热管道工程技术标准
Technical standard for polyethylene of raised temperature resistance (PE-RT II) pipeline for heating engineering
主编部门∶ 吉林省建设标准化管理办公室
批准部门∶ 吉林省住房和城乡建设厅
吉林省市场监督管理厅
施行日期∶ 2019年6月24日 目 次 1 总则.....................................................................................................1 2 术语.....................................................................................................2 3 材料.....................................................................................................4 3.1 Ⅱ型耐热聚乙烯管材及管件 .......................................................4 3.2 预制保温管 .................................................................................15 4 设计....................................................................................................17 4.1 一般规定 .....................................................................................17 4.2 水力计算 .....................................................................................18 4.3 管网的布置与敷设 .....................................................................19 5 管道安装............................................................................................22 5.1 一般规定 .....................................................................................22 5.2 热熔对接连接 .............................................................................23 5.3 电熔连接 .....................................................................................30 6 试验、清洗、试运行 ......................................................................33 6.1 管道压力试验 .............................................................................33 6.2 管道清洗 .....................................................................................33 6.3 系统试运行 .................................................................................34 7 工程质量验收 ....................................................................................35 本标准用词说明 ......................................................................................36 引用标准名录 ..........................................................................................37 附：条文说明 ..........................................................................................39
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