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Q345B槽钢焊接特点

文章来源:http://maika521.com  更新时间:2020/5/26

  Q345B槽钢焊接特点

  Q345B槽钢焊接的-般形式主要有三种:手工焊、气体保护半自动焊和自动焊、埋弧自动焊。不同焊接方法对接头类型,焊接位置的适应能力是不同的。手工电弧焊对各种接头和焊接位置都能适应;埋弧焊对各类接头能适应,但不能用于立焊和仰焊;CO2气体保护焊熔滴采用短路过渡适用于各种接头和各种焊位。

  DUIBIQIANLIANGZHONGHANJIEXINGSHI,MAIHUHANCHANGYONGDEJIETOUXINGSHIYOUDUIJIEJIETOU,DAJIEJIETOU,JIAOJIEJIETOUHETXINGJIETOU。DUIJIEJIETOUYOUYUJUYOUSHOULIJUNYUN,YINGLIJIZHONGXISHUXIAO,KANGPILAO,JIESHENGCAILIAODENGYOUDIAN,YINGYOUXIANXUANYONG。CONGHANCAIBIAOZHUNSHANG,-BANYAOQIU-45℃CHONGJIXISHOUNENGLIANG≥28JHUO36J,HANCAIBIAOZHUNDIYUCHANPINHANFENGLIXUEXINGNENGYAOQIU。LINGWAI,ZAIYAOQIUGAORENXINGDETONGSHI,HAIYAOQIUHANFENGJINSHUDEQIANGDUBUNENGCHAOGUOMUCAIQIANGDUGUODUO,JICHAOQIANGSHOUXIAN,DUIJIEHANFENGBUCHAOGUOMUCAISHIJIZHI100MPa,JIAOHANFENGBUCHAOGUOMUCAISHIJIZHI120MPa。

  ZAIQ345BCAOGANGDEMAIHUHANZHONG,HANJIDUIHANFENGDEZHILIANGHELIXUEXINGNENGQIZHEJUEDINGDEZUOYONG,GUHANJIDEXINGNENGYINGMANZUDUOFANGMIANDEYAOQIU。BAOZHENGQ345BCAOGANGJUYOUFUHEYAOQIUDEHUAXUECHENGFENHELIXUEXINGNENG;DIANHUWENDINGRANSHAO,HANJIEYEJINFANYINGCHONGFEN;HANFENGJINSHUNEIBUCHANSHENGLIEWENHEQIKONG;HANFENGCHENGXINGLIANGHAO;RONGZHATUOZHAXINGNENGLIANGHAO;HANJIEGUOCHENGYOUHAIQITIXICHUSHAODENG。

  ZAIZHENGQUEXUANZEHANJIECANSHUDEQIANTIXIA,YEYAOCAIQU-DINGYANGEDEGONGYECUOSHI,CAINENGHUODEFUHEYAOQIUDEHANJIEJIETOUJIHANJIEJIEGOU。ZAIQ345BCAOGANGDEHANJIESHIGONGZHONG,JINGCHANGCAIQUDEGONGYICUOSHIYOUYURE、HOURE、HANHOURECHULI、DUOCENGHAN、KONGZHIHANJIEBIANXINGJIHANJIEYINGLIDENG,YIXIANDUBAOZHENGHANJIEZHILIANG。XUYAOZHUYIDESHI:HANHOUXIAOCHUYINGLIRECHULIYEHUIDAILAI-XIEWENTI。MUCAIHEHANFENGJINSHUXINGNENGEHUA,MOUXIECAILIAOZAIRECHULIGUOCHENGZHONGZHANGSHIJIANDEJIARE,HUISHIQILIXUEXINGNENGBIANCHA。ZAIRELIEWENQINGXIANG。ZAIXIAOCHUYINGLIRECHULISHIREYINGXIANGQUDOUFASHENGZAIRELIEWENDEWEIXIAN。ZAIRELIEWENZHUYAOCHUXIANZAI380-550℃QUJIAN,RECHULISHIZAIJIAREGUOCHENGZHONGYINGJINKUAITONGGUOZHEI-WENDUFANWEI。

  SHIYONGQIANAN270-350°C(572-662°F)BAOWEN60FENZHONGHONGBEIHANJI。HANQIANWUBIQINGCHUQ345BCAOGANGBIAOMIANDEXIUBAN、SHUIGOU、DIQIDENGZAZHI,YIHUODEYOULIANGDEHANJIERONGFUJINSHU。DUOCENGHANSHI,POKOUHANJIEDEDADIHANYAOQIUXIAODEDIANLIUHEHANSU。