GB/T 44841-2024非合金及低合金鑄鐵焊接工藝評定試驗(yàn)

ICS

25.160.10

CCS

J33

中華人民共和國國家標(biāo)準(zhǔn)

GB/T44841—2024

非合金及低合金鑄鐵焊接工藝評定試驗(yàn)

Weldingprocedurequalificationtestfornon-alloyedandlow-alloyedcastirons

（ISO15614-3：2008Specificationandqualificationofweldingproceduresfor

metallicmaterials—Weldingproceduretest—Part3:Fusionweldingof

non-alloyedandlow-alloyedcastirons，MOD）

2024-10-26發(fā)布2025-05-01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

GB/T44841—2024

目次

前言

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Ⅲ

1

范圍

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1

2

規(guī)范性引用文件

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1

3

術(shù)語和定義

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4

焊接方法

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5

預(yù)焊接工藝規(guī)程(pWPS)

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2

6

焊接工藝評定試驗(yàn)

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2

7

試件

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2

7.1

通則

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2

7.2

試件的形狀和尺寸

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2

7.3

試件的焊接

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3

8

試驗(yàn)和檢驗(yàn)

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3

8.1

試驗(yàn)內(nèi)容

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3

8.2

試樣的取樣位置

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4

8.3

無損檢測

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5

8.4

破壞檢驗(yàn)

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5

8.5

焊接質(zhì)量驗(yàn)收準(zhǔn)則

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6

8.6

復(fù)試

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9

評定范圍

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6

9.1

通則

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6

9.2

與制造商有關(guān)的條件

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6

9.3

與材料有關(guān)的條件

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6

9.4

焊接工藝通用規(guī)則

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9.5

不同焊接方法的具體要求

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10

焊接工藝評定報告

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10

附錄A（資料性）本文件與ISO15614?3:2008的技術(shù)差異及其原因

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11

附錄B（資料性）鑄鐵件的焊接工藝

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13

附錄C（規(guī)范性）質(zhì)量要求

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16

附錄D（資料性）焊接工藝評定報告

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18

參考文獻(xiàn)

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22

Ⅰ

GB/T44841—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。

本文件修改采用ISO15614?3：2008《金屬材料焊接工藝的規(guī)范和評定焊接工藝評定試驗(yàn)

第3

部分：非合金和低合金鑄鐵的熔焊》。

本文件與ISO15614?3：2008相比做了下述結(jié)構(gòu)調(diào)整：

—增加了資料性附錄A、附錄B以及規(guī)范性附錄C，將ISO15614?3：2008的附錄A調(diào)整至

附錄D。

本文件與ISO15614?3：2008相比存在技術(shù)差異，這些差異的條款已通過在其外側(cè)頁邊空白位置的

垂直單線(|)進(jìn)行了標(biāo)示，附錄A給出了相應(yīng)技術(shù)差異及其原因一覽表。

本文件做了下列編輯性修改：

—修改文件名稱為《非合金及底合金鑄鐵焊接工藝評定試驗(yàn)》

—增加了資料性附錄A、附錄B；

—修改了ISO15641?3：2008中資料性附錄A的格式，增加了報告內(nèi)容（見附錄D）；

—增加了圖3的標(biāo)引符號說明。

請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)識別專利的責(zé)任。

本文件由全國焊接標(biāo)準(zhǔn)化技術(shù)委員會（SAC/TC55）提出并歸口。

本文件起草單位：中國機(jī)械總院集團(tuán)哈爾濱焊接研究所有限公司、深圳市昊擎科技有限公司、寧波市

勞動安全技術(shù)服務(wù)有限公司、浙江永旺焊材制造有限公司、哈爾濱工業(yè)大學(xué)、中車唐山機(jī)車車輛有限公

司、撫順市特種設(shè)備監(jiān)督檢驗(yàn)所、機(jī)械工業(yè)上海藍(lán)亞石化設(shè)備檢測所有限公司、江蘇科技大學(xué)。

本文件主要起草人：姜英龍、鈕旭晶、鐘軍平、徐玄、張赫、盛永旺、郭梟、何鵬、曹宇堃、

郭優(yōu)、付文俊、王陸釗、張鵬、張小龍、孫祥廣、蘇金花、賈雅妮、胡慶賢。

Ⅲ

GB/T44841—2024

非合金及低合金鑄鐵焊接工藝評定試驗(yàn)

1范圍

本文件規(guī)定了非合金及低合金鑄鐵熔化焊的焊接工藝評定試驗(yàn)方法和要求。

本文件適用于非合金及低合金鑄鐵與鋼，或與其他非合金及低合金鑄鐵材料的焊接工藝評定試驗(yàn)。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(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。

GB/T228.1金屬材料拉伸試驗(yàn)第1部分：室溫試驗(yàn)方法（GB/T228.2—2021，ISO6892?1：2019，

MOD）

GB/T1348球墨鑄鐵件（GB/T1348—2019,ISO1083：2018,MOD）

GB/T2651金屬材料焊縫破壞性試驗(yàn)橫向拉伸試驗(yàn)（GB/T2651—2023,ISO4136：2022，

MOD）

GB/T3375焊接術(shù)語

GB/T5185焊接及相關(guān)工藝方法代號（GB/T5185—2005，ISO4063：1998，IDT）

GB/T9439灰鑄鐵件（GB/T9439—2023，ISO185：2020，NEQ）

GB/T9440可鍛鑄鐵件（GB/T9440—2010，ISO5922：2005，MOD）

GB/T16672焊縫─工作位置─傾角和轉(zhuǎn)角的定義（GB/T16672—1996，idt

ISO6947：

1990）

GB/T18851.1無損檢測滲透檢測第1部分：總則（GB/T18851.1—2012，ISO3452?1：2008，

IDT）

GB/T19866焊接工藝規(guī)程及評定的一般原則（GB/T19866—2005，ISO15607：2003，IDT）

GB/T19867