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q355d合金钢管焊接方法

产品分类: q355d合金钢管
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d88fa1faa002cd36c6a84fb2bd18dcbf_u=2755240084,1596053203&fm=15&gp=0.jpg

  q355d合金钢管焊接方法主要参数:

  ANJIHUAFANGANⅠHANJIEQIANXUKAIZHANJIARE,YIJUTto-BessyoDENGMINGQUETICHUDECESUANJIAREWENDUGONGSHIJISUAN:

  To=350√[C]-0.25(℃)SHIZHONG,To——JIAREWENDU,℃。

  [C]=[C]x[C]p[C]p=0.005S[C]x

  [C]x=C(MnCr)/9Ni/187Mo/90SHIZHONG,

  [C]x——CHENGFENTANDANGLIANG;

  [C]p——GUIGETANDANGLIANG;S——SHIYANGBOHOU(WENZHONGZHONGS=25mm);

  [C]x=C(MnCr)/97/90Mo=0.361

  [C]p=0.045ZETo=138℃

  YINERq355dHEJINGANGGUANJIAREWENDUXUANWEI150℃。XUANYONGYANG-YIGUIQITIYANDUISHIYANGKAIZHANSHENGWEN,XIANYONGWENDUCELIANGBICULVEDIFENBIANSHIYANGBIAOCENGDEDEWENDU(YIZIJISEDIAOZHUANBIANSUDUKAIZHANGUSUAN),ZHONGYONGBANDAOTICAILIAODIANWENJICELIANG,CEDIANSHAOYINGTIAOXUANSANDIAN,YIQUEBAOSHIYANGZONGTIJUNZUODAOSUOGUIDINGDEJIAREWENDU。

  q355dHEJINGANGGUANDIANHANHANJIESHI,DIYICENGXUANYONGSHOUGONGZHIZUODIANHUHANJIENEIDA,WEIFANGZHIYANGHANCHUHANJIEFANMIANZAOCHENGAOHEN,SONGSISHIXUANYONGNEITIANSIFA,JIHANTIAOGENJUZHUANYEDUIKOUKONGXICONGGUANZHONGSONGJIN。QITAGECENGXUANYONGDIANHUHANJIE,GONGHAN6CENG,MEIYIGEHANCENGYITIAOHANFENG。


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