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JCOE Yeeb Nkab Yog Dab Tsi?
Cov yeeb nkab ncaj nraim ob sab uas muab tso rau hauv qab dej arc welded yog JCOE yeeb nkab. Cov yeeb nkab hlau ncaj nraim muab faib ua ob hom raws li cov txheej txheem tsim khoom: cov yeeb nkab hlau ncaj nraim zaus siab thiab cov yeeb nkab hlau ncaj nraim uas muab tso rau hauv qab dej arc welded JCOE yeeb nkab. Cov yeeb nkab uas muab tso rau hauv qab dej arc...Nyeem ntxiv -
Txhawb kom pib ua haujlwm loj thaum ntxov
Thaum kawg ntawm lub xyoo, kev tsim kho cov haujlwm loj tau suab zoo li "lub suab nrov" ntawm lub hom phiaj ntawm lub xyoo. Tom qab qhov kev hais txog "ua kom nrawm dua kev tsim kho cov haujlwm loj" ntawm lub rooj sib tham ntawm Pawg Sab Laj ntawm Lub Xeev thaum Lub Kaum Ib Hlis 22, Lub Tebchaws Kev Txhim Kho thiab ...Nyeem ntxiv -
Tianjin Yuantai Derun Group yeej qhov kev lag luam tsim khoom ib qho kev ua qauv qhia nrog nws cov khoom tseem ceeb square raj!
Tsis ntev los no, Ministry of Industry thiab Information Technology thiab Tuam Tshoj Federation of Industrial Economics tau teeb tsa kev cog qoob loo thiab kev xaiv ntawm pawg xya ntawm cov tuam txhab tsim khoom ib leeg (khoom) thiab kev tshuaj xyuas ntawm thawj thiab thib plaub batc ...Nyeem ntxiv -
Cov lus qhia txog kev lag luam square tube
Lub raj plaub fab yog ib hom raj hlau uas muaj cov duab plaub fab, tseem hu ua lub raj plaub fab, lub raj plaub fab. Nws cov lus qhia yog qhia hauv hli ntawm txoj kab uas hla sab nraud * phab ntsa tuab. Nws yog ua los ntawm cov hlau kub dov los ntawm kev dov txias lossis txias ...Nyeem ntxiv -
Cov txheej txheem txiav tseem ceeb rau cov raj plaub fab yog dab tsi?
Tsib txoj kev txiav cov raj plaub fab hauv qab no tau qhia: （1） Tshuab txiav yeeb nkab Lub tshuab txiav yeeb nkab muaj cov khoom siv yooj yim, kev nqis peev tsawg dua, thiab siv dav. Qee qhov ntawm lawv kuj muaj kev ua haujlwm ntawm chamfering thiab tsis siv neeg thauj khoom thiab tshem tawm ib qho ...Nyeem ntxiv -
Qatar Ntiaj Teb Khob Chaw Tsim Khoom Yeeb Nkab - Tianjin Yuantai Derun Steel Pipe Manufacturing Group
Thaum nruab nrab lub Kaum Ob Hlis 2021, Tianjin Yuantai Derun Steel Pipe Manufacturing Group tau txais kev sab laj txog qhov project, uas tau lees paub ntau zaus tias yog qhov project nto moo hauv Qatar World Cup. Thaum qhov project tuaj txog ntawm Yuantai, pawg neeg sawv cev ntawm Yuantai tau zoo siab heev...Nyeem ntxiv -
Dab tsi yog qhov ua rau lub raj square tawg?
1. Nws yog qhov teeb meem tseem ceeb ntawm cov hlau puag. 2. Cov kav hlau tsis muaj qhov sib txuas tsis yog cov kav hlau plaub fab uas tau annealed, uas yog tawv thiab mos. Nws tsis yooj yim rau deform vim extrusion thiab yog qhov cuam tshuam resistant. Kev ntseeg siab ntawm kev teeb tsa, tsis muaj embrittlement nyob rau hauv roj thiab tshav ntuj....Nyeem ntxiv -
Yam dab tsi yuav cuam tshuam rau qhov tseeb ntawm kev pub mis ntawm lub raj plaub fab?
Thaum lub sijhawm tsim cov raj plaub fab thiab plaub fab, qhov tseeb ntawm kev pub mis ncaj qha cuam tshuam rau qhov tseeb thiab zoo ntawm cov khoom tsim. Niaj hnub no peb yuav qhia xya yam uas cuam tshuam rau qhov tseeb ntawm kev pub mis ntawm cov raj plaub fab: （1） Txoj kab nruab nrab ntawm kev pub mis ...Nyeem ntxiv -
Yuantai Derun yeej lub npe ntawm "Tus Neeg Them Se Credit Class A Taxpayer" hauv Suav teb
Thaum Lub Kaum Ib Hlis 21, 2022, Tianjin Yuantai Derun Steel Pipe Manufacturing Group yeej lub npe ntawm "Class A Taxpayer of Tax Credit", "National Champion Enterprise" thiab "Gazelle Enterprise" hauv ntau yam kev xaiv kev lag luam hauv tebchaws xws li Credit China, dhau los ua ib qho zoo tshaj plaws ...Nyeem ntxiv -
Dn, De, D, d, Φ Yuav ua li cas thiaj paub qhov txawv?
Txoj kab uas hla ntawm cov yeeb nkab De, DN, d ф Lub ntsiab lus De, DN, d, ф Qhov ntau ntawm cov sawv cev ntawm De -- txoj kab uas hla sab nraud ntawm PPR, PE yeeb nkab thiab polypropylene yeeb nkab DN -- Txoj kab uas hla ntawm polyethylene (PVC) yeeb nkab, yeeb nkab hlau cam khwb cia, hlau yas sib xyaw p...Nyeem ntxiv -
Cov txiaj ntsig ntawm cov raj xa dej seamless square yog dab tsi?
Cov raj xa dej square thiab rectangular uas tsis muaj qhov sib txuas muaj lub zog zoo, tawv, yas, vuam thiab lwm yam khoom siv thev naus laus zis, thiab ductility zoo. Nws cov txheej alloy yog txuas ruaj khov rau lub hauv paus hlau. Yog li ntawd, cov raj xa dej square thiab rectangular uas tsis muaj qhov sib txuas...Nyeem ntxiv -
Tianjin: Tsom ntsoov rau kev txhim kho qhov zoo thiab kev ua haujlwm kom ntseeg tau tias ntsuab thiab kev txhim kho zoo
Peb cog lus tias yuav tsim kom muaj kev txhim kho zoo. Tianjin yuav tsis sib tw nrog lwm tus los ntawm cov lej. Peb yuav tsom mus rau qhov zoo, kev ua haujlwm zoo, kev teeb tsa thiab ntsuab. Peb yuav ua kom cov txiaj ntsig tshiab sai dua, nthuav dav qhov chaw tshiab, txhawb kev hloov pauv kev lag luam ...Nyeem ntxiv
TUS thawj coj ntawm HOLLOW SECTION HAUV SUAV TEB
