標(biāo)準(zhǔn)解讀

GB/T 2423.17-2024是一項(xiàng)中國國家標(biāo)準(zhǔn),屬于環(huán)境試驗(yàn)領(lǐng)域的一部分,專注于試驗(yàn)方法的描述。這一特定標(biāo)準(zhǔn)主要關(guān)注“試驗(yàn)Ka:鹽霧”測試,這是一種用于評(píng)估產(chǎn)品或材料在含鹽大氣環(huán)境中抗腐蝕能力的常見試驗(yàn)方法。

標(biāo)準(zhǔn)內(nèi)容概覽:

  1. 范圍:該標(biāo)準(zhǔn)規(guī)定了使用鹽霧試驗(yàn)來模擬設(shè)備或材料在海洋環(huán)境或其他含鹽氣氛中可能遇到的腐蝕條件的方法。適用于評(píng)估電子電工產(chǎn)品、金屬材料、涂層等的耐鹽霧腐蝕性能。

  2. 規(guī)范性引用文件:列出了實(shí)施本試驗(yàn)所依據(jù)或參考的其他標(biāo)準(zhǔn)和文件,確保試驗(yàn)過程的一致性和可比性。

  3. 術(shù)語和定義:清晰界定了試驗(yàn)中涉及的關(guān)鍵術(shù)語,如鹽霧、試驗(yàn)周期、鹽霧沉降率等,以便讀者準(zhǔn)確理解試驗(yàn)要求。

  4. 試驗(yàn)設(shè)備與設(shè)施:詳細(xì)說明了進(jìn)行鹽霧試驗(yàn)所需的設(shè)備類型、結(jié)構(gòu)、操作原理及必要的校準(zhǔn)與維護(hù)要求,包括鹽霧箱的構(gòu)造、噴霧系統(tǒng)、溶液制備與控制等。

  5. 試驗(yàn)條件與程序:規(guī)定了試驗(yàn)的具體條件,如試驗(yàn)溫度、相對(duì)濕度、鹽溶液的濃度與pH值、試驗(yàn)周期長度以及樣品的放置方式等。此外,還提供了試驗(yàn)前的樣品處理指導(dǎo)和試驗(yàn)期間的檢查要點(diǎn)。

  6. 評(píng)價(jià)準(zhǔn)則:闡述了如何根據(jù)試驗(yàn)后樣品的外觀變化、功能影響等指標(biāo)來評(píng)價(jià)其耐腐蝕性能,可能包括評(píng)級(jí)系統(tǒng)、腐蝕數(shù)據(jù)記錄和分析方法。

  7. 試驗(yàn)報(bào)告:要求記錄并報(bào)告試驗(yàn)的所有關(guān)鍵信息,包括試驗(yàn)條件、樣品描述、觀察到的現(xiàn)象、測試結(jié)果及任何異常情況,以確保試驗(yàn)的可追溯性和透明度。


如需獲取更多詳盡信息,請(qǐng)直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。

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文檔簡介

ICS

19.040

CCS

K04

中華人民共和國國家標(biāo)準(zhǔn)

GB/T2423.17—2024/IEC60068?2?11:2021

代替GB/T2423.17—2008

環(huán)境試驗(yàn)第2部分:試驗(yàn)方法

試驗(yàn)Ka:鹽霧

Environmentaltesting—Part2:Testmethods—TestKa:Saltmist

(IEC60068-2-11:2021,Environmentaltesting—Part2?11:Testmethods—Test

Ka:Saltmist,IDT)

2024-08-23發(fā)布2025-03-01實(shí)施

國家市場監(jiān)督管理總局發(fā)布

國家標(biāo)準(zhǔn)化管理委員會(huì)

GB/T2423.17—2024/IEC60068?2?11:2021

目次

前言

·····································································································

引言

·····································································································

1

范圍

··································································································

1

2

規(guī)范性引用文件

······················································································

1

3

術(shù)語和定義

···························································································

1

4

概述

··································································································

1

5

鹽溶液

································································································

1

5.1

鹽溶液的配置

····················································································

1

5.2

pH值調(diào)整

························································································

2

5.3

過濾

······························································································

2

5.4

重復(fù)使用

·························································································

2

6

試驗(yàn)設(shè)備

······························································································

2

6.1

試驗(yàn)箱

···························································································

2

6.2

噴霧裝置

·························································································

3

6.3

空氣供給

·························································································

3

6.4

收集裝置

·························································································

3

6.5

評(píng)估試驗(yàn)箱腐蝕性的方法

········································································

3

7

試樣

··································································································

3

8

初始檢測

······························································································

3

9

預(yù)處理

································································································

4

10

試樣的安置

··························································································

4

11

運(yùn)行條件

····························································································

4

12

試驗(yàn)持續(xù)時(shí)間

·······················································································

5

13

恢復(fù)(試驗(yàn)結(jié)束后)

················································································

5

14

最終檢測

····························································································

5

15

相關(guān)規(guī)范應(yīng)給出的信息

··············································································

5

16

試驗(yàn)報(bào)告

····························································································

5

附錄A(資料性)

鹽霧試驗(yàn)的試驗(yàn)設(shè)備示例

·························································

7

附錄B(資料性)

評(píng)估設(shè)備腐蝕性的方法

····························································

9

B.1

概述

·····························································································

9

B.2

參考試樣

························································································

9

B.3

參考試樣的安置

·················································································

9

B.4

試驗(yàn)持續(xù)時(shí)間

···················································································

9

B.5

質(zhì)量損失的測定(單位面積質(zhì)量)

·····························································

9

GB/T2423.17—2024/IEC60068?2?11:2021

B.6

設(shè)備的有效性

··················································································

10

附錄NA(資料性)

GB/T2423的組成部分

························································

11

參考文獻(xiàn)

································································································

14

GB/T2423.17—2024/IEC60068?2?11:2021

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。

本文件是GB/T2423的第17部分。GB/T2423已經(jīng)發(fā)布的部分見附錄NA。

本文件代替GB/T2423.17—2008《電工電子產(chǎn)品環(huán)境試驗(yàn)第2部分:試驗(yàn)方法試驗(yàn)Ka:鹽

霧》,與GB/T2423.17—2008相比,除結(jié)構(gòu)調(diào)整和編輯性改動(dòng)外,主要技術(shù)變化如下:

a)更改了“范圍”內(nèi)容(見第1章,2008年版的第1章);

b)增加了“概述”(見第4章);

c)“鹽霧”更改為“鹽溶液”,并更改了內(nèi)容(見第5章,2008年版的第3章);

d)更改了“試驗(yàn)設(shè)備”內(nèi)容(見第6章,2008年版的第2章);

e)增加了“試樣”一章(見第7章);

f)在“預(yù)處理”一章中將“注”的內(nèi)容調(diào)整為正文內(nèi)容(見第9章,2008年版的第5章);

g)增加了“試樣的安置”一章(見第10章);

h)“條件試驗(yàn)”更改為“運(yùn)行條件”,并更改了內(nèi)容(見第11章,2008年版的第6章);

i)增加了“試驗(yàn)持續(xù)時(shí)間”一章(見第12章);

j)“相關(guān)規(guī)范中應(yīng)給出的細(xì)節(jié)”更改為“相關(guān)規(guī)范應(yīng)給出的信息”,并更改了內(nèi)容(見第15章,

2008年版的第10章);

k)更改了“試驗(yàn)報(bào)告”內(nèi)容(見第16章,2008年版的第9章)。

本文件等同采用IEC60068?2?11:2021《環(huán)境試驗(yàn)第2?11部分:試驗(yàn)方法試驗(yàn)Ka:鹽霧》。

本文件做了下列最小限度的編輯性改動(dòng):

—為與現(xiàn)有標(biāo)準(zhǔn)協(xié)調(diào),將標(biāo)準(zhǔn)名稱改為《環(huán)境試驗(yàn)第2部分:試驗(yàn)方法試驗(yàn)Ka:鹽霧》;

—增加了附錄NA(資料性)“GB/T2423的組成部分”。

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。

本文件由全國電工電子產(chǎn)品環(huán)境條件與環(huán)境試驗(yàn)標(biāo)準(zhǔn)化技術(shù)委員會(huì)(SAC/TC8)提出并歸口。

本文件起草單位:中國電器科學(xué)研究院股份有限公司、深圳市計(jì)量質(zhì)量檢測研究院、廣東粵電科試

驗(yàn)檢測技術(shù)有限公司、江蘇拓米洛高端裝備股份有限公司、中航長城計(jì)量測試(天津)有限公司、美的

集團(tuán)股份有限公司、國網(wǎng)江西省電力有限公司電力科學(xué)研究院、工業(yè)和信息化部電子第五研究所、重慶

銀河試驗(yàn)儀器有限公司、無錫索亞特試驗(yàn)設(shè)備有限公司、重慶虹瑞試驗(yàn)儀器有限公司、華為技術(shù)有限公

司、航天科工防御技術(shù)研究試驗(yàn)中心、海檢檢測有限公司、中國信息通信研究院、中國特種飛行器研究

所、廣東華南家電研究院。

本文件主要起草人:符永高、呂天一、張華、李欣、施子誠、劉淼然、呂國義、王俊、李唐兵、

張博、李書山、許雪冬、周中明、吳斌、陳耀、王青松、夏麗嬌、慕仙蓮、賴靜、徐碧川、鐘飛、

官志堅(jiān)、余建宏、宋月、趙飛。

本文件及其所代替文件的歷次版本發(fā)布情況為:

—1981年首次發(fā)布為GB2423.17—1981,1993年第一次修訂并轉(zhuǎn)為推薦性國家標(biāo)準(zhǔn),2008年第二

次修訂;

—本次為第三次修訂。

GB/T2423.17—2024/IEC60068?2?11:2021

引言

GB/T2423系列標(biāo)準(zhǔn)包括了環(huán)境試驗(yàn)及其嚴(yán)酷等級(jí)的基礎(chǔ)信息,用于評(píng)定試樣在預(yù)期的貯存、運(yùn)輸

以及各種使用環(huán)境下的環(huán)境適應(yīng)性。在該系列標(biāo)準(zhǔn)中,每個(gè)文件分別介紹了一組試驗(yàn)和應(yīng)用。

GB/T2423系列標(biāo)準(zhǔn)旨在為產(chǎn)品規(guī)范制定者和產(chǎn)品試驗(yàn)者提供一系列統(tǒng)一且可重復(fù)的氣候、機(jī)械和綜合

等環(huán)境試驗(yàn),并包含了測量和試驗(yàn)用標(biāo)準(zhǔn)大氣條件。

1981年以來,GB/T2423系列標(biāo)準(zhǔn)先后有50余項(xiàng)文件發(fā)布實(shí)施,現(xiàn)行GB/T2423標(biāo)準(zhǔn)48項(xiàng),其中

40項(xiàng)采用IEC60068?2系列標(biāo)準(zhǔn)?,F(xiàn)行GB/T2423系列標(biāo)準(zhǔn)組成部分詳見附錄NA。

本文件規(guī)定的試驗(yàn)?zāi)康脑谟诒容^電工設(shè)備、部件和材料抗鹽霧腐蝕的能力。

本試驗(yàn)?zāi)苡糜谠u(píng)價(jià)防護(hù)涂層的質(zhì)量和均勻性。

本試驗(yàn)引起的劣化與電工設(shè)備、部件和材料長期暴露于含鹽環(huán)境之間的關(guān)系難以確定,不是用于量

化電工設(shè)備、部件和材料的長期老化的可靠方式。本試驗(yàn)通常會(huì)因鹽霧引起加速劣化,為比較電工設(shè)

備、部件和材料在含鹽環(huán)境中的抗腐蝕能力提供了有效方法。

GB/T2423.17—2024/IEC60068?2?11:2021

環(huán)境試驗(yàn)第2部分:試驗(yàn)方法

試驗(yàn)Ka:鹽霧

1范圍

本文件描述了評(píng)估在鹽霧環(huán)境中電工產(chǎn)品部件、設(shè)備和材料抗腐蝕能力的試驗(yàn)方法。

本試驗(yàn)方法旨在對(duì)有腐蝕防護(hù)和沒有腐蝕防護(hù)的某金屬材料在暴露于鹽霧后所維持的狀態(tài)進(jìn)行質(zhì)量

比較驗(yàn)證。

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