鋼結(jié)構(gòu)焊接施工工藝

1、1目錄1.1.前言前言............................................................................................22.2.焊接工藝流程焊接工藝流程............................................................................33.3.焊接施工焊接施工工藝及技術(shù)措施藝及技術(shù)

2、措施........................................................43.1焊前準(zhǔn)備.......................................43.2焊接材料的選擇.................................43.3焊接預(yù)熱.......................................53.4焊接環(huán)境................

3、.......................53.5焊接工藝措施...................................63.6厚板焊接工藝要點(diǎn).............................103.7焊接應(yīng)力控制..................................133.8焊接質(zhì)量檢查..................................134.4.焊接質(zhì)量控制措施焊接質(zhì)量控制措

4、施..................................................................15155.5.鋼結(jié)構(gòu)焊接注意事項(xiàng)鋼結(jié)構(gòu)焊接注意事項(xiàng)..............................................................18185.1防風(fēng)措施......................................185.2防雨措施.......

5、...............................1833.3.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(tái)搭設(shè)良好，平臺(tái)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(tái)上。操作平臺(tái)是針對(duì)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