标准详细信息 去购物车结算

【国家标准】 高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件

本网站 发布时间: 2025-03-17
开通会员免费在线看70000余条国内标准,赠送文本下载次数,单本最低仅合13.3元!还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权!   查看详情>>
标准简介标准简介

文前页下载

适用范围:

This document specifies the product structure, requirements, test methods, inspection rules, as well as marking, transport and storage of prefabricated directly buried insulating pipes (hereinafter referred to as insulating pipes) and fittings, comprising outing casing pipes of high density polyethylene(hereinafter referred to as casing pipes), rigid polyurethane foam plastic insulation layers (hereinafter referred to as insulation layers), steel service pipes or steel fittings.
This document is applicable to prefabricated directly buried insulating pipes and fittings, for continuous operation at various temperatures up to 120 ℃ and occasionally with a peak temperature up to 130 ℃.

基本信息

  • 标准号:

    GB/T 29047-2021e

  • 标准名称:

    高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件

  • 英文名称:

    Prefabricated directly buried insulating pipes and fittings with polyurethane foamed-plastics and high density polyethylene casing pipes
  • 标准状态:

    现行
  • 发布日期:

    2021-08-20
  • 实施日期:

    2022-03-01
  • 出版语种:

    英文

标准分类号

  • 标准ICS号:

    91.140.10
  • 中标分类号:

    P46

关联标准

  • 替代以下标准:

  • 被以下标准替代:

  • 引用标准:

  • 采用标准:

出版信息

  • 页数:

    52 页
  • 字数:

    81 千字
  • 开本:

    大16 开

其他信息

  • 起草人:

  • 起草单位:

  • 归口单位:

    SAC/TC 455.
  • 提出部门:

    Ministry of Housing and Urban—Rural Development of the People's Republic of China.
  • 发布部门:

    State Administration for Market Regulation and Standardization Administration of the People's Republic of China
Baidu
map