Gnee Hlau (Tianjin) Co., Ltd
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tiaj hlau
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tiaj hlau

4140 steel yog ib qho nyuaj hardenability txias drawn annealed steel nrog nws cov ntsiab lus chromium muab zoo hardness nkag thiab molybdenum imparting hardness uniformity thiab siab zog. 42crmo4 steel muaj lub zog zoo thiab hnav tsis kam, zoo toughness, nrog rau zoo ductility thiab muaj peev xwm tiv taus kev ntxhov siab ntawm qhov kub thiab txias. (4140 rectified ca khoom)

Xa kev nug
  • Hauj lwm lawm

    Tsis ntev los no, qhov xwm txheej kis thoob plaws hauv lub tebchaws tau qhia txog qhov sib txawv ntawm qhov muaj zog hauv zos thiab ntau qhov kev faib tawm. Nws tau cuam tshuam rau cov khoom siv, kev xav tau, kev xa khoom, thiab kev lag luam ntawm cov khoom lag luam hauv tsev mus rau ntau qib.
    Raws li lub Plaub Hlis 8, raws li kev txheeb cais tsis tiav los ntawm Mysteel, tag nrho ntawm 21 lub xeev tau tshaj tawm cov ntaub ntawv tshiab tshaj plaws ntawm kev rov pib ua haujlwm. Ntawm lawv, 19 lub nroog (lub nroog, cheeb tsam) thiab thaj chaw txhim kho (tswj thaj chaw) hauv Tangshan tau tsim kom muaj kev sib haum xeeb.

    Tsheb thauj mus los hauv cheeb tsam Handan yog hampered, thiab nws nyuaj rau cov peev txheej txawv teb chaws nkag mus rau Handan ua lag luam, ua rau cov khoom tsis zoo tuaj txog ntawm lub hauv paus. Xuzhou muaj kev tswj xyuas nruj, thiab kev ncig ntawm cov khoom siv hlau yog cuam tshuam loj heev. Gulou thiab Quanshan koog tsev kawm ntawv yog thaj chaw tswj hwm tshaj plaws, thiab cov chaw seem hlau tau raug kaw.(4140 tiaj tus steel)

    tariff piav qhia
    tariff coding
    Kev piav qhia
    Tshooj 72
    Cam khwb cia hlau, hlau thiab hlau.
    npe 7210
    Flat-rolled khoom ntawm hlau los yog tsis-alloy steel, ntawm ib tug dav ntawm 600 mm los yog ntau tshaj, plated los yog coated.
    Subheading 7210.30
    -- Electrolytic galvanized.
    Nqe 7210.30.01
    Cov ntawv galvanized ntawm ob sab.
    Nqe 7210.30.99
    Lwm tus.
    Subheading 7210.41
    -- Cov.
    Nqe 7210.41.01
    Cov ntawv galvanized ntawm ob sab.
    Nqe 7210.41.99
    Lwm tus.
    Subheading 7210.49
    -- Lwm tus.
    Nqe 7210.49.01
    Cov ntawv galvanized ntawm ob sab, tshwj tsis yog rau cov khoom suav nrog 7210.49.02, 7210.49.03 thiab 7210.49.04.
    Nqe 7210.49.02
    Nrog cov ntsiab lus carbon ntau dua 0.4 feem pua ​​ntawm qhov hnyav.
    Nqe 7210.49.03
    Ntawm qhov tuab tsawg dua 3 hli, nws qhov txwv ntawm kev tiv thaiv rau deformation yog sib npaug los yog ntau dua 275 MPa, los yog thickness sib npaug los yog ntau tshaj 3 hli, nws txwv tsis kam rau deformation yog sib npaug los yog ntau dua 355 MPa.

    Acero Plano

    Acero Plano

    Q1: Qhov zoo li cas?
    A: Kev tshuaj xyuas thib peb yeej ib txwm txais tos, xws li tuv. Tag nrho cov khoom yuav raug tso tawm nrog MTC thiab kaw los ntawm TPI
    Nqe Lus Nug 2: Ntev npaum li cas rau kev xa khoom?
    A: Yog tias cov khoom muaj nyob hauv Tshuag, feem ntau yog li ntawm 5 - 10 hnub. Yog tias cov khoom tsis nyob hauv Tshuag, nws yog 15 - 20 hnub. Kuj nyob ntawm qhov ntau.
    Q3: Koj puas muab cov qauv? Dawb los tsis?
    A: Yog, peb tuaj yeem muab cov qauv dawb, tab sis tsis them tus nqi thauj khoom.
    Q4: Kuv puas tuaj yeem kho cov raj steel?
    A: Tau kawg, peb tuaj yeem tsim nws raws li koj qhov yuav tsum tau ua, koj tuaj yeem xa CAD lossis kos duab kos duab.
    Q5: Puas muaj cov kev pabcuam ntxiv?
    A: Hmoov zoo, peb muaj kev paub ntau hauv kev lag luam no. Peb muab lub tsev rau khoom nrog cov khoom tsim nyog rau kev pleev xim sab hauv, txheej, yeeb nkab txiav, kev sib txuas welding thiab mechanical fabrication raws li xav tau.
    Nqe Lus Nug 6: Cov nqe lus ua lag luam yog dab tsi?
    A: exw, fob, cfr, cif, lc yuav raug txais.

    Cim npe nrov: ca steel, tsum, customized, lag luam wholesale, pheej yig, luv nqi, daim ntawv teev nqi, luv nqi, Tshuag, dawb qauv

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