【正文】 ............................................................8 管系材料 .....................................................................................................................................8 墊圈. ............................................................................................................................................8 螺紋連接材料 .............................................................................................................................94 焊工及焊接程序資格/合格認(rèn)定 .................................................................................9 焊工與焊接作業(yè)人員資格認(rèn)定 .................................................................................................9 焊接程序/工藝合格認(rèn)定 .........................................................................................................105 NDT（焊接無損檢驗(yàn)） ............................................................................................10 概述 …………………………………………………………………………………………...10 無損檢驗(yàn)（NDT）人員的資格認(rèn)定 ......................................................................................11 視覺靈敏度 ...............................................................................................................................11 外觀檢驗(yàn) ...................................................................................................................................11 滲透檢驗(yàn)（PT） ......................................................................................................................11 磁粉檢驗(yàn)（MT） .....................................................................................................................12 射線檢驗(yàn)（RT） .....................................................................................................................12 超聲波檢驗(yàn)（UT） .................................................................................................................13 結(jié)構(gòu)焊縫的檢驗(yàn)內(nèi)容 ...............................................................................................................14 管道系統(tǒng)的NDT檢驗(yàn)組 ..........................................................................................................15 管道焊接的NDT檢驗(yàn)范疇 ......................................................................................................15 NDT的報(bào)告 ..............................................................................................................................16 修復(fù)檢驗(yàn) ...................................................................................................................................16 焊接修復(fù)報(bào)告 ...........................................................................................................................16ANSI/AWS 2022 鋼結(jié)構(gòu)焊接規(guī)范第2頁 共35頁6 建造要求綜述 ............................................................................................................16 概述 …………………………………………………………………………………………...16 焊縫標(biāo)識(shí) ...................................................................................................................................16 工作條件 ...................................................................................................................................17 焊接準(zhǔn)備 ...................................................................................................................................17 焊接工藝規(guī)范（WPS） ..........................................................................................................17 焊接程序 ...................................................................................................................................17 焊接消耗品 ...............................................................................................................................17 預(yù)熱和中間溫度 .......................................................................................................................18 焊后熱處理 (PWHT)...............................................................................................................18 焊前NDT ..................................................................................................................................19 預(yù)堆邊焊 ...................................................................................................................................19 組裝設(shè)備 ...................................................................................................................................19 臨時(shí)附件 ...................................................................................................................................19 修復(fù). ..........................................................................................................................................20 磨削修復(fù) ...................................................................................................................................20 焊接修復(fù) ...................................................................................................................................20 焊接修復(fù)報(bào)告 ...........................................................................................................................20 尺寸控制 ...................................................................................................................................20 重量控制 ...................................................................................................................................20 螺栓的預(yù)緊 ...............................................................................................................................217 結(jié)構(gòu)建造 ....................................................................................................................21 總則 …………………………………………………………………………………………...21 成型 …………………………………………………………………………………………...21 冷成型 .......................................................................................................................................21 熱成型 ............................................................................................................................