標準解讀
《GB/T 4213-2024 氣動控制閥》相較于《GB/T 4213-2008 氣動調節(jié)閥》在內容上進行了多方面的更新與完善,以適應技術進步和市場需求的變化。主要變化包括但不限于以下幾點:
- 標準名稱由“氣動調節(jié)閥”變更為“氣動控制閥”,這一改動反映了標準適用范圍的擴展,從單純的調節(jié)功能擴展到了更廣泛的控制領域。
- 增加了對新材料、新技術的應用要求,比如對于智能材料、環(huán)保材料等新型材料在氣動控制閥中的使用條件及性能測試方法進行了規(guī)定。
- 對產品的安全性能提出了更高要求,增加了更多關于防爆、防火等方面的具體指標,并明確了相應的檢測方法。
- 強化了對產品可靠性的考量,引入了更加嚴格的老化試驗、疲勞壽命評估等內容,旨在提高產品的長期穩(wěn)定運行能力。
- 考慮到數(shù)字化轉型的趨勢,在新版標準中加入了關于智能化、網絡化方面的要求,如支持遠程監(jiān)控、故障診斷等功能的標準接口規(guī)范。
- 更新和完善了部分術語定義和技術參數(shù),使得標準表述更加準確清晰,易于理解和執(zhí)行。
這些調整體現(xiàn)了行業(yè)發(fā)展的最新趨勢和技術進步,有助于提升我國氣動控制閥的整體技術水平和國際競爭力。
如需獲取更多詳盡信息,請直接參考下方經官方授權發(fā)布的權威標準文檔。
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- 現(xiàn)行
- 正在執(zhí)行有效
- 2024-12-31 頒布
- 2025-07-01 實施
文檔簡介
ICS23.060.01
CCSN16
中華人民共和國國家標準
GB/T4213—2024
代替GB/T4213—2008
氣動控制閥
Pneumaticcontrolvalves
2024?12?31發(fā)布2025?07?01實施
國家市場監(jiān)督管理總局
國家標準化管理委員會發(fā)布
GB/T4213—2024
目次
前言··························································································································Ⅲ
1范圍·······················································································································1
2規(guī)范性引用文件········································································································1
3術語和定義··············································································································1
4產品分類及通用要求··································································································1
4.1按控制閥使用功能分類·························································································1
4.2按控制閥動作方式分類·························································································1
4.3按控制閥作用方式分類·························································································2
4.4按控制閥執(zhí)行機構型式分類···················································································2
4.5公稱通徑(DN或NPS)·························································································2
4.6公稱壓力(PN系列)或壓力等級(Class系列)······························································2
4.7輸入信號···········································································································2
4.8氣源·················································································································2
4.9正常工作條件·····································································································3
4.10信號接管螺紋····································································································3
4.11連接端型式和尺寸······························································································3
5技術要求·················································································································3
5.1耐壓強度···········································································································3
5.2填料函及其他連接處的密封性················································································3
5.3泄漏量··············································································································4
5.4氣室的密封性·····································································································6
5.5基本誤差···········································································································6
5.6回差·················································································································6
5.7始終點偏差········································································································6
5.8死區(qū)·················································································································6
5.9額定行程偏差·····································································································7
5.10額定流量系數(shù)····································································································7
5.11固有流量特性····································································································7
5.12耐工作振動性能·································································································9
5.13動作壽命··········································································································9
5.14閥體壁厚··········································································································9
5.15閥體與閥蓋化學成分···························································································9
5.16表面質量··········································································································9
Ⅰ
GB/T4213—2024
5.17其他················································································································9
6試驗方法·················································································································9
6.1試驗條件及說明··································································································9
6.2耐壓強度··········································································································10
6.3填料函及其他連接處的密封性···············································································11
6.4泄漏量·············································································································11
6.5氣室密封性·······································································································12
6.6基本誤差··········································································································12
6.7回差················································································································12
6.8始終點偏差·······································································································12
6.9死區(qū)················································································································12
6.10額定行程偏差··································································································13
6.11額定流量系數(shù)和固有流量特性·············································································13
6.12耐工作振動性能試驗·························································································15
6.13動作壽命試驗··································································································16
6.14閥體壁厚········································································································16
6.15閥體與閥蓋化學成分·························································································16
6.16表面質量········································································································16
7檢驗規(guī)則···············································································································16
7.1出廠試驗··········································································································16
7.2型式試驗··········································································································16
8標志、包裝和貯存·····································································································17
8.1標志················································································································17
8.2包裝················································································································18
8.3貯存················································································································18
附錄A(資料性)公稱通徑對照關系················································································19
附錄B(資料性)閥座泄漏量計算實例·············································································20
B.1概述···············································································································20
B.2閥的信息·········································································································20
B.3試驗壓差·········································································································20
B.4閥額定容量的計算·····························································································20
B.5計算閥最大允許泄漏量·······················································································22
Ⅱ
GB/T4213—2024
前言
本文件按照GB/T1.1—2020《標準化工作導則第1部分:標準化文件的結構和起草規(guī)則》的規(guī)
定起草。
本文件代替GB/T4213—2008《氣動調節(jié)閥》,與GB/T4213—2008相比,除結構調整和編輯性改
動外,主要技術變化如下:
a)補充了范圍內容(見第1章,2008年版的第1章);
b)更改了術語和定義的適用標準(見第3章,2008年版的第3章);
c)更改并增加了產品分類及通用要求的內容(見4.2、4.4、4.5、4.6,2008年版的第4章);
d)更改了氣源壓力最大值、氣源質量要求(見4.8.1、4.8.3,2008年版的4.8.1、4.8.3);
e)更改了正常工作條件的溫度上限、信號接管螺紋尺寸(見4.9、4.10,2008年版的4.9、4.10);
f)增加了耐壓強度試驗中對承壓件單獨試驗的技術要求(見5.1);
g)增加了填料函及其他連接處密封性試驗中程序B氣體介質試驗的技術要求(見5.2);
h)增加了泄漏等級的適用性說明(見5.3.2);
i)增加了泄漏等級為V的氣體泄漏要求并補充了特殊試驗條件下的修正公式(見表1);
j)更改了泄漏率系數(shù)的表述(見表2,2008年版的表3);
k)更改了基本誤差、回差、死區(qū)、始終點偏差、額定行程偏差的要求(見表4,2008年版的表1);
l)增加了流量特性的斜率偏差計算公式參數(shù)說明(見5.11.1、5.11.2);
m)增加了閥體壁厚、閥體與閥蓋化學成分的技術要求(見5.14、5.15);
n)更改“外觀”為“表面質量”并增加了行程標尺和指針的要求(見5.16,2008年版的5.14);
o)增加了推薦的試驗順序(見6.1.3);
p)增加了耐壓強度試驗中承壓件單獨試驗的試驗方法,更改了試驗時間的要求(見6.2,2008年
版的6.10);
q)增加了填料函及其他連接處密封性試驗中氣體介質試驗方法:程序B(見6.3);
r)更改了基本誤差、回差、始終點偏差、死區(qū)、額定行程偏差的試驗方法描述(見6.6、6.7、6.8、
6.9、6.10,2008年版的6.4、6.5、6.6、6.7、6.8);
s)增加了流量試驗裝置的要求和基本試驗程序(見6.11.5);
t)增加了閥體壁厚、閥體與閥蓋材質化學成分和表面質量的試驗方法(見6.14、6.15、6.16);
u)增加了出廠試驗或型式試驗項目表的內容(見表11);
v)更改了閥體標志的要求(見8.1.1,2008年版的8.1.1)。
請注意本文件中的某些內容可能涉及專利。本文件的發(fā)布機構不承擔識別專利的責任。
本文件由中國機械工業(yè)聯(lián)合會提出。
本文件由全國工業(yè)過程測量控制和自動化標準化技術委員會(SAC/TC124)歸口。
本文件起草單位:上海儀器儀表自控系統(tǒng)檢驗測試所有限公司、浙江中控流體技術有限公司、上海
工業(yè)自動化儀表研究院有限公司、杭州良盛電氣有限公司、浙江派沃自控儀表有限公司、重慶川儀調節(jié)
閥有限公司、重慶世壯儀器儀表有限公司、吳忠儀表有限責任公司、中環(huán)天儀股份有限公司、浙江永盛
科技股份有限公司、浙江省泵閥產品質量檢驗中心、上海自動化儀表有限公司自動化儀表七廠、艾坦姆
流體控制技術(山東)有限公司、鞍山拜爾自控有限公司、上海閥特流體控制閥門有限公司、艾默生過程
管理(天津)閥門有限公司、浙江中德自控科技股份有限公司、浙江三方控制閥股份有限公司、江蘇橫河
自控閥門有限公司、江蘇進典控制閥有限公司、無錫凱爾克儀表閥門有限公司、無錫斯考爾自動控制設
Ⅲ
GB/T4213—2024
備有限公司、成都大正海威爾控制閥有限公司、杭州富陽南方閥業(yè)有限公司、重慶嘉凱捷儀器儀表有限
公司、無錫智能自控工程股份有限公司、江蘇遠洋閥門智控股份有限公司、深圳萬訊自控股份有限公
司、上海核工程研究設計院股份有限公司、浙江新歐自控儀表有限公司、浙江中孚流體機械有限公司、
江蘇高凱精密流體技術股份有限公司、上海一核閥門股份有限公司、重慶海王儀器儀表有限公司、上海
發(fā)電設備成套設計研究院有限責任公司。
本文件主要起草人:蔣培雷、譚文治、張磊、李芃、王嘉寧、蔡加潮、王漢克、蔣永兵、左兵、王學朋、
張耀輝、張永亮、張少明、陳敬秒、宋輝、馮嵐、白宏偉、廖建民、沈惟、粟飛、孫健、張典、王勇星、郁
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