gb50661-2011鋼結構焊接規(guī)范（正式版）

1、小才中華人民共和國國家標準中華人民共和國國家標準PGB506612011鋼結構焊接規(guī)范CodefWeldingofSteelStructures20111205發(fā)布20120801實施中華人民共和國住房與城鄉(xiāng)建設部發(fā)布UDCUDCIII1總則.........................................................................12術語符號....................

2、.................................................22.1術語....................................................................22.2符號....................................................................33基本規(guī)定.................

3、....................................................44材料.........................................................................85焊接連接構造設計............................................................155.1一般規(guī)定............

4、....................................................155.2焊縫坡口形狀和尺寸......................................................185.3焊縫的計算厚度..........................................................195.4組焊構件焊接節(jié)點.................

5、.......................................295.5防止板材產(chǎn)生層狀撕裂的的節(jié)點、選材和工藝措施............................325.6構件制作與工地安裝焊接構造設計..........................................355.7承受動載與抗震的焊接構造設計............................................4

6、26焊接工藝評定................................................................466.1一般規(guī)定................................................................466.2焊接工藝評定替代規(guī)則....................................................506.3重新進

7、行工藝評定的規(guī)定..................................................516.4試件和檢驗試樣的制備....................................................536.5試件和試樣的試驗與檢驗..................................................616.6關于免予焊接工藝評定的規(guī)定...........

8、...................................657焊接工藝....................................................................687.1母材準備................................................................687.2焊接材料要求..........................

9、..................................697.3焊接接頭的裝配要求......................................................727.4定位焊..................................................................727.5焊接環(huán)境...................................

10、.............................737.6預熱和道間溫度控制......................................................737.7焊后消除應力處理........................................................757.8引弧板、引出板和襯墊.......................................

11、.............767.9焊接工藝技術要求........................................................777.10焊接變形的控制.........................................................797.11返修焊...........................................................

12、......807.12焊件矯正...............................................................817.13焊縫清根...............................................................817.14臨時焊縫..........................................................

13、....827.15引弧和熄弧.............................................................827.16電渣焊和氣電立焊.......................................................828焊接質(zhì)量控制................................................................84