GB/T 45027-2024液氫閥門通用規(guī)范

ICS

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CCS

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中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T45027—2024

液氫閥門通用規(guī)范

Valvesforliquidhydrogen—Generalspecification

2024-12-31發(fā)布2025-04-01實(shí)施

國(guó)家市場(chǎng)監(jiān)督管理總局發(fā)布

國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)

GB/T45027—2024

目次

前言

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Ⅲ

1

范圍

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2

規(guī)范性引用文件

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3

術(shù)語(yǔ)和定義

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4

技術(shù)要求

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4.1

基本要求

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4.2

材料

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4.3

結(jié)構(gòu)設(shè)計(jì)

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4.4

常溫性能

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4.5

低溫性能

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5

試驗(yàn)方法

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5.1

試驗(yàn)條件

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5.2

材料

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5.3

結(jié)構(gòu)設(shè)計(jì)

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5.4

脫脂檢查

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5.5

常溫性能

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5.6

低溫性能

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5.7

標(biāo)志檢查

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6

檢驗(yàn)規(guī)則

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6.1

出廠檢驗(yàn)

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6.2

型式試驗(yàn)

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7

標(biāo)志

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7.1

一般要求

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7.2

閥體上的標(biāo)記

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7.3

標(biāo)牌上的標(biāo)志

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7.4

其他標(biāo)記

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8

包裝和儲(chǔ)運(yùn)

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附錄A（規(guī)范性）焊接要求焊接要求

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附錄B（資料性）閥門主要零部件金屬材料推薦牌號(hào)

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附錄C（資料性）閥體加長(zhǎng)頸推薦最小長(zhǎng)度

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附錄D（資料性）氣動(dòng)控制閥泄漏率系數(shù)

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附錄E（資料性）液氫溫度與壓力對(duì)應(yīng)表

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參考文獻(xiàn)

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Ⅰ

GB/T45027—2024

前言

本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請(qǐng)注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專利的責(zé)任。

本文件由全國(guó)氫能標(biāo)準(zhǔn)化技術(shù)委員會(huì)（SAC/TC309）和全國(guó)宇航技術(shù)及其應(yīng)用標(biāo)準(zhǔn)化技術(shù)委員會(huì)

（SAC/TC425）共同提出并歸口。

本文件起草單位：北京航天動(dòng)力研究所、北京航天石化技術(shù)裝備工程有限公司、北京航化節(jié)能環(huán)保

技術(shù)有限公司、國(guó)家市場(chǎng)監(jiān)督管理總局、中國(guó)標(biāo)準(zhǔn)化研究院、空氣化工產(chǎn)品（中國(guó)）投資有限公司、上海市

氣體工業(yè)協(xié)會(huì)、蘇州紐威閥門股份有限公司、上海瑞控閥門有限公司、北京航天雷特機(jī)電工程有限公

司、重慶市特種設(shè)備檢測(cè)研究院、雷舸流體科技（上海）有限公司、薩姆森控制設(shè)備（中國(guó)）有限公

司、特瑞斯能源裝備股份有限公司、埃邁流體技術(shù)（上海）有限公司、廣西鑫晨特種設(shè)備檢測(cè)有限公

司、四川成都空分配套閥門有限公司。

本文件主要起草人：靳偉、吳玉珍、許健、秦先勇、楊燕梅、王春景、杜利鋒、周偉明、周桂林、

周魯立、戴賢波、滕磊軍、邱勇軍、曹廣濱、吳瑛、吳幫成、王悅萍、熊運(yùn)華、陳銳。

Ⅲ

GB/T45027—2024

液氫閥門通用規(guī)范

警示：本文件不涉及與液氫閥門生產(chǎn)、應(yīng)用有關(guān)的所有安全問(wèn)題。在使用本文件前，使用者有責(zé)任

采取適當(dāng)?shù)陌踩⒔】岛捅Ｗo(hù)措施，明確其適用范圍，并保證符合國(guó)家有關(guān)法律法規(guī)、強(qiáng)制性國(guó)家標(biāo)準(zhǔn)

的規(guī)定。

1范圍

本文件規(guī)定了液氫用閥門（以下簡(jiǎn)稱“閥門”）的技術(shù)要求、試驗(yàn)方法、檢驗(yàn)規(guī)則、標(biāo)志、包裝和

儲(chǔ)運(yùn)要求。

本文件適用于公稱壓力不大于PN160，壓力等級(jí)不大于Class900，采用真空夾套絕熱措施和焊接連

接的液氫用截止閥、止回閥、球閥、氣動(dòng)控制閥和易熔切斷型緊急切斷閥。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過(guò)文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對(duì)應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單）適用

于本文件。

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