鋼結(jié)構(gòu)焊接施工工藝

1、1目錄1.1.前言前言............................................................錯誤!未定義書簽。2.2.焊接工藝流程焊接工藝流程............................................................................23.3.焊接施工焊接施工工藝及技術(shù)措施藝及技術(shù)措施......................

2、..................................33.1焊前準(zhǔn)備.......................................33.2焊接材料的選擇.................................33.3焊接預(yù)熱.......................................43.4焊接環(huán)境.......................................5

3、3.5焊接工藝措施...................................53.6厚板焊接工藝要點(diǎn)..............................93.7焊接應(yīng)力控制..................................123.8焊接質(zhì)量檢查..................................124.4.焊接質(zhì)量控制措施焊接質(zhì)量控制措施.......................

4、...........................................14145.5.鋼結(jié)構(gòu)焊接注意事項(xiàng)鋼結(jié)構(gòu)焊接注意事項(xiàng)..............................................................17175.1防風(fēng)措施......................................175.2防雨措施...............................

5、.......1733.3.焊接施工工藝及技術(shù)措施焊接施工工藝及技術(shù)措施3.1焊前準(zhǔn)備焊接區(qū)操作腳手平臺搭設(shè)良好，平臺高度及寬度應(yīng)有利于焊工操作舒適、方便，并應(yīng)有防風(fēng)措施。由于CO2氣體保護(hù)焊焊槍線較短，考慮將焊機(jī)及送絲機(jī)置于操作平臺上。操作平臺是針對節(jié)點(diǎn)焊接而專門設(shè)計(jì)，具體詳見安全設(shè)施一節(jié)。焊工配置一些必要的工具，比如：鑿子、焊工專用榔頭、刷子以及砂輪機(jī)等。焊把線應(yīng)絕緣良好，如有破損處要用絕緣布包裹好，以免拖拉焊把線時與母材打火。焊接