Standard No.:	GB/T 29046-2012
English Name:	Test methods of technical specification for pre-insulated directly buried district heating pipes
Chinese Name:	城镇供热预制直埋保温管道技术指标检测方法
Chinese Classification:	P40    Water supply and draining engineering in general
Professional Classification:	GB    National Standard
ICS Classification:	91.140.60 91.140.60    Water supply systems 91.140.60
Issued by:	AQSIQ; SAC
Issued on:	2012-12-31
Implemented on:	2013-9-1
Status:	superseded
Superseded by:	GB/T 29046-2023 Detection methods of technical specification for pre-insulated district heating pipes
Superseded on:	2024-4-1
Language:	English
File Format:	PDF
Word Count:	26000 words
Price(USD):	780.00
Delivery:	via email in 1~3 business day

本标准规定了城镇供热预制直埋保温管道技术指标检测的术语、保温管道外观和结构尺寸检测、保温管道材料性能检测、热水直埋保温管道直管的性能检测、热水供热保温管道接头的性能检测、热水供热保温管道管件的质量检测、热水供热保温管道阀门的性能检测、保温管道报警线性能检测、蒸汽直埋保温管道性能检测、蒸汽直埋保温管道管路附件质量检测、蒸汽直埋保温管道外护管防腐涂层性能检测及主要测试设备、仪表及其准确度、数据处理和测量不确定度分析、检测报告等。
本标准适用于城镇供热预制直埋热水保温管道和城镇供热预制直埋蒸汽保温管道技术指标的检测;供热管道的各类预制直埋管路附件以及直埋管道接口部位技术指标的检测。