Xov xwm

  • Dub ERW steel yeeb nkab

    Dub ERW steel yeeb nkab

    Dub ERW steel yeeb nkab ERW steel yeeb nkab nrog bevelled kawg & yas hau Hunan Great Steel Yeeb Nkab Co., Ltd tuaj yeem muab rau koj nrog Hluav Taws Xob Hluav Taws Xob Welded (ERW) yeeb nkab haum rau koj qhov project xav tau.ERW yeeb nkab txias tsim los ntawm ib tug ribbon ntawm hlau rub los ntawm ib tug series ntawm chais thiab tsim rau hauv ib tug tub ...
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  • Hom Hlau Yeeb Nkab siv rau kev thauj roj

    Hom Hlau Yeeb Nkab siv rau kev thauj roj

    Kev ua, kev thauj mus los thiab cia cov roj yog qhov nyuaj heev nrog kev kub siab thiab corrosion.Cov roj av hauv av muaj cov tshuaj xws li sulfur thiab hydrogen sulfide uas tuaj yeem oxidize lub kav dej.Qhov no yog ib qho teeb meem tseem ceeb thaum lub sij hawm thauj roj.Yog li ntawd, cov khoom ...
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  • Thick phab ntsa steel yeeb nkab

    Thick phab ntsa steel yeeb nkab

    Thick phab ntsa steel yeeb nkab yog hais txog cov yeeb nkab txoj kab uas hla thiab phab ntsa thickness piv tsawg dua 20. Qhov loj tshaj qhov sib txawv ntawm tuab phab ntsa steel yeeb nkab thiab nyias phab ntsa steel yeeb nkab yog cov yeeb nkab phab ntsa thickness, feem ntau, yog kos nyias-walled steel technology, thiab dav. siv cov kub dov tuab-walled stee ...
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  • Qhov txawv ntawm ut thiab x-ray yeeb nkab yog dab tsi

    Qhov txawv ntawm ut thiab x-ray yeeb nkab yog dab tsi

    Kev siv cov txheej txheem kuaj ultrasonic yog txhawm rau ntsuas ntsuas hu ua ultrasonic flaw detector.Nws lub hauv paus ntsiab lus yog: ultrasonic nthwv dej propagation nyob rau hauv cov khoom yog kuaj pom, lub acoustic zog ntawm cov khoom thiab lub internal lub koom haum hloov muaj ib co cuam tshuam rau propagation ntawm ul ...
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  • Zinc txheej

    Zinc txheej

    Zinc yog cov txheej txheem metallurgical cov tshuaj tiv thaiv.Los ntawm qhov pom ntawm microscopic, cov txheej txheem ntawm kub dip galvanizing yog ob qho tib si dynamic tshuav nyiaj li cas, sib npaug kub thiab zinc hlau sib npaug.Thaum lub steel workpiece raus nyob rau hauv txog 450 ℃ molten zinc kua, chav tsev kub kua zinc nqus nws ...
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  • API 5L

    API 5L

    Feem ntau hais lus, API 5L yog hais txog API 5L kab yeeb nkab, uas yog tawm hauv av cov roj, roj, dej, thauj los ntawm cov raj xa mus rau cov kav dej thiab cov tuam txhab kev lag luam roj.Raws li cov txheej txheem tsim khoom thiab lub raj tawg siv cov duab sib txawv, api 5l tuaj yeem muab faib ua api 5l seamless steel pip ...
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