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假冒偽劣厚壁無縫管的鑒別方法

文章出處:精密管人氣:責任編輯:精密鋼管發表時間:2011-08-13【

中国体育竞猜网       1.WEILIEHOUBIWUFENGGANGGUANYICHUXIANZHEDIE。ZHEDIESHIHOUBIWUFENGGANGGUANBIAOMIANXINGCHENGDEGEZHONGZHEXIAN,ZHEZHONGQUEXIANWANGWANGGUANCHUANZHENGGECHANPINDEZONGXIANG。CHANSHENGZHEDIEDEYUANYINSHIYOUYUWEILIECHANGJIAZHUIQIUGAOXIAOLV,YAXIALIANGPIANDA,CHANSHENGERZI,XIAYIDAOYAZHISHIJIUCHANSHENGZHEDIE,ZHEDIEDECHANPINZHEWANHOUJIUHUIKAILIE,HOUBIWUFENGGANGGUANDEQIANGDUDAXIAJIANG。

中国体育竞猜网   2.WEILIEHOUBIWUFENGGANGGUANWAIBIAOJINGCHANGYOUMAMIANXIANXIANG。MAMIANSHIYOUYUYACAOMOSUNYANZHONGYINQIHOUBIWUFENGGANGGUANBIAOMIANBUGUIZEDEAOTUBUPINGDEQUEXIAN。YOUYUWEILIEHOUBIWUFENGGANGGUANCHANGJIAYAOZHUIQIULIRUN,JINGCHANGCHUXIANYACAOYAZHIZUICHAOBIAO。  

   3.偽劣厚壁無縫鋼管表面易產生結疤。原因有兩點:1.偽劣厚壁無縫鋼管材質不均勻,雜質多。2。偽劣材廠家導衛設備簡陋,容易粘鋼,這些雜質咬人軋輥后易產生結疤。
 
中国体育竞猜网    4.偽劣材表面易產生裂紋,原因是它的坯料是土坯,土坯氣孔多,土坯在冷卻的過程中由于受到熱應力的作用,產生裂痕,經過軋制后就有裂紋。  

   5.WEILIEHOUBIWUFENGGANGGUANRONGYIGUASHANG,YUANYINSHIWEILIECAICHANGJIASHEBEIJIANLOU,YICHANSHENGMAOCI,GUASHANGHOUBIWUFENGGANGGUANBIAOMIAN。SHENDUGUASHANGJIANGDIHOUBIWUFENGGANGGUANDEQIANGDU。   

   6.WEILIEHOUBIWUFENGGANGGUANWUJINSHUGUANGZE,CHENGDANHONGSEHUOLEISISHENGTIEDEYANSE,YUANYINYOULIANGDIANER、TADEPILIAOSHITUPI。2、WEILIECAIYAZHIDEWENDUBUBIAOZHUN,TAMENDEGANGWENSHITONGGUOMUCEDE,ZHEYANGWUFAANGUIDINGDEAOSHITIQUYUJINXINGYAZHI,HOUBIWUFENGGANGGUANDEXINGNENGZIRANJIUWUFADABIAO。   

   7.WEILIEHOUBIWUFENGGANGGUANDEHENGJINXIERDI,JINGCHANGCHUXIANCHONGBUMANDEXIANXIANG,YUANYINSHICHANGJIAWEIDADAODADEFUGONGCHA,CHENGPINQIANJIDAODEYAXIALIANGPIANDA,TIEXINGPIANXIAO,KONGXINGCHONGBUMAN。   

   8.WEILIEHOUBIWUFENGGANGGUANDEHENGJIEMIANCHENGTUOYUANXING,YUANYINSHICHANGJIAWEILEJIEYUECAILIAO,CHENGPINGUNQIANERDAODEYAXIALIANGPIANDA,ZHEZHONGLUOWENGANGDEQIANGDUDADADIXIAJIANG,ERQIEYEBUFUHELUOWENGANGWAIXINGCHICUNDEBIAOZHUN。   

中国体育竞猜网   9.YOUZHIHOUBIWUFENGGANGGUANDECHENGFENJUNYUN,LENGJIANJIDEDUNWEIGAO,QIETOUDUANMIANPINGHUAERZHENGQI,ERWEILIECAIYOUYUCAIZHICHA,QIETOUDUANMIANCHANGCHANGHUIYOUDIAOROUDEXIANXIANG,JIAOTUBUPING,BINGQIEWUJINSHUGUANGZE。ERQIEYOUYUWEILIECAICHANGJIACHANPINQIETOUSHAO,TOUWEIHUICHUXIANDAERZI。   

   10.WEILIEHOUBIWUFENGGANGGUANCAIZHIHANZAZHIDUO,GANGDEMIDUPIANXIAO,ERQIECHICUNCHAOCHAYANZHONG,SUOYIZAIMEIYOUYOUBIAOKACHIDEQINGKUANGXIA,KEYIDUITAJINXINGCHENGLIANGHEDUI。BIRUDUIYULUOWENGANG 20,GUOJIABIAOZHUNZHONGGUIDINGZUIDAFUGONGCHAWEI 5%,DINGCHI9MSHITADEDANGENLILUNZHONGLIANGWEI 120GONGJIN,TADEZUIXIAODEZHONGLIANGYINGGAISHI:120 X(l-5%)=114GONGJIN,CHENGLIANGCHULAIDANGENDESHIJIZHONGLIANGBI114GONGJINXIAO,ZESHIWEILIEHOUBIWUFENGGANGGUAN,YUANYINSHITAFUGONGCHACHAOGUOLE5%。YIBANLAISHUOZHENGXIANGCHENGLIANGXIAOGUOHUIGENGHAO,ZHUYAOKAOLVDAOLEIJIWUCHAHEGAILVLUNZHEGEWENTI。   

中国体育竞猜网   11.WEILIEHOUBIWUFENGGANGGUANDENEIJINGCHICUNBODONGJIAODA,YUANYINSHI;l、GANGWENBUWENDINGYOUYINYANGMIAN。2、GANGDECHENGFENBUJUNYUN。3、YOUYUSHEBEIJIANLOU,DIJIQIANGDUDI,YAJIDEDANTIAODA。HUICHUXIANYOUTONGYIZHOUNEINEIJINGBIANHUAJIAODA,ZHEYANGDEGANGJINSHOULIBUJUNYUNYICHANSHENGDUANLIE。   

   12.YOUZHICAIDESHANGBIAOHEYINZIDOUBIJIAOGUIFAN。   

中国体育竞猜网   13.SANHOUBIWUFENGGANGGUANZHIJING16YISHANGDEDALUOWEN,LIANGSHANGBIAOZHIJIANDEJIANJUDOUZAIIMYISHANG。   

   14.WEILIEHOUBIWUFENGGANGGUANLUOWENGANGDEZONGJINJINGCHANGCHENGBOLANGXING。   

中国体育竞猜网   15.WEILIEHOUBIWUFENGGANGGUANCHANGJIAYOUYUMEIYOUXINGCHE,SUOYIDABAOBIJIAOSONGSAN。CEMIANCHENGTUOYUANXING

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