江苏快3

平达塑料防腐管材

江苏快3ZHUANYEFRPPGUAN,PPGUAN,PPHGUAN,PVDFGUAN,PEGUANSHENGCHANQIYE

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PPH管道的施工规定及对焊检验

PPH管道的施工规定及对焊检验

YIBANGUIDING

  1. PPH管道接焊检验主要手段为目测即外观检查,用于施工现场的质量控制和操作人员的自检;

  2. WULUNCAIYONGSHIDIANRONGLIANJIEHAISHIRERONGLIANJIE,MEIYIDAOHANKOUDOUYINGJINXINGWAIGUANJIANYAN;

  3. DANGDUIHANJIEGONGYIHEHANJIEZHILIANGYOUZHENGYISHI,KEDUIHANKOUJINXINGPOHUAIXINGSHIYAN,ZHONGXINJINXINGHANJIEGONGYIPINGDINGHOUFANGKEJIXUJINXINGSHIGONG。

RERONGDUIJIEHANDESHIGONGJIANYAN

RERONGDUIJIEHANJIEWANCHENGHOU,DUIWAIGUANJINXINGJIANCHA。HANKOUYINGDANGFUHEYIXIAYAOQIU:

  1. 江苏快3JIHEXINGZHUANG:JUANBIANYINGYANZHENGGEWAIYUANZHOUPINGHUADUICHENG,CHICUNJUNYUN、BAOMAN、YUANRUN、FANBIANBUDEYOUQIEKOUHUOZHEQUEKOUZHUANGQUEXIAN。BUDEYOUMINGXIANDEHAIMIANZHUANGFUZHACHUXIAN,WUMINGXIANDEQIKONG;

  2. 江苏快3JUANBIANDEZHONGXINGAODUZHIBIXUDAYULING;

  3. 焊接处的错边值不得超过PPH管材壁厚的10%;

  4. HANKOUBUYUNXUFANBIANFENLI,XINGCHENGVXING。

SHIYONGWAIJUANBIANQIECHUDAOQIECHUJUANBIAN,JUANBIANQIECHUHOU,DUIWAIGUANJINXINGJIANCHA,WAIGUANYINGDANGFUHEYIXIAYAOQIU:

  1. 江苏快3JUANBIANYINGDANGZHISHIXINYUANHUADE,GENBUJIAOKUAN。JUANBIANDIMIANBUDEYOUWURAN、KONGDONGDENG。RUOFAXIANZAZHI、XIAOKONG、PIANYIHUOZHESUNHUAISHI,ZEPANDINGWEIBUHEGE。

  2. 卷边进行背弯试验,将卷边每隔几厘米进180°的背弯试验,进行检查。当有开裂、裂缝缺陷时,则判定为不合格PPH管道。