Xov xwm
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Square thiab round npog
Manhole npog feem ntau muab faib ua voj voog manhole npog thiab square manhole npog hauv cov duab.Qhov chaw siv lub teeb: oasis, txoj kev hauv tsev, txoj kab tsheb kauj vab lossis txoj kev taug kev uas txwv tsis pub cov tsheb thauj mus los, txoj kev lossis chaw nres tsheb rau cov tsheb sib xyaw ua ke thiab hauv qab no;heavy-duty ib...Nyeem ntxiv -
Technology ntawm pob milling cam khwb cia hlau manhole npog
Ductile hlau yog cov khoom siv muaj zog cam khwb cia hlau, thiab nws cov khoom muaj nyob ze rau cov hlau.Raws li nws cov khoom zoo heev, nws tau ua tiav siv los nrum qee qhov chaw nrog lub zog nyuaj thiab kev xav tau siab rau lub zog, toughness thiab hnav tsis kam.Ductile hlau muaj rapi...Nyeem ntxiv -
Yog vim li cas ductile hlau manhole npog thiaj li nrov?
Nyob rau hauv niaj hnub ductile hlau manhole npog ua lub hauv paus ntsiab lus, peb muaj peev xwm forge ductile hlau los ntawm cam khwb cia hlau thiab forged hlau, uas yog tam sim no dav siv nyob rau hauv lub machinery manufacturing kev lag luam.Qhov tseeb, ductile hlau yog ua tiav los ntawm spheroidization kom tau graphite nrog tib lub cev zoo li spheroids, wh ...Nyeem ntxiv -
Kev sib piv ntawm ntau hom kev npog zoo
1. Cement manhole npog, cement manhole npog yog siv ntau dua yav dhau los, thiab feem ntau yog siv hauv thaj chaw nyob thiab qee lub sijhawm tsis pom tseeb.Qhov zoo ntawm cov cement manhole npog yog pom tseeb, tus nqi qis, nquag tiv thaiv tub sab nyiag, tsis yooj yim poob, thiab cov cement manhole npog feem ntau yog Thi...Nyeem ntxiv -
Yug ntawm pob milled cam khwb cia hlau manhole npog
Xyoo 1947, British H.Morrogh pom tias thaum cerium tau ntxiv rau hypereutectic grey cam khwb cia hlau, kom cov ntsiab lus ntawm cerium yog siab tshaj 0.02wt%, cov graphite yog kheej kheej.Xyoo 1948, APGanganebin et al.Tebchaws Asmeskas tau taw qhia tias ntxiv magnesium rau cam khwb cia hlau, ua raws li inoculation wit ...Nyeem ntxiv -
Steel rally "brake"?Tuam Tshoj tab tom txhim kho nws qhov "layout".Puas yog tus nqi ntawm cov khoom lag luam nce mus rau stalk?
Txij li xyoo 2021, nrog kev txhim kho me ntsis ntawm cov xwm txheej thoob ntiaj teb, kev lag luam thoob ntiaj teb tau pib rov zoo.Ntawm lawv, cov ntaub ntawv kev loj hlob ntawm Tuam Tshoj thiab Tebchaws Meskas, uas yog lub zog kev lag luam, tshwj xeeb tshaj yog.Hauv thawj peb lub hlis twg ntawm 2021, Tuam Tshoj tus GDP tau nce 18.3% ...Nyeem ntxiv -
Tuam Tshoj txoj kev xa tawm hauv tsev steel hauv thawj 10 lub hlis tau tshaj tawm xyoo tas los
Kev xa tawm ntim ntau tshaj xyoo tas los Lub Kaum Hli, kuv lub teb chaws cov khoom xa tawm tau pom tias poob qis hauv ntim thiab nqi.Kev xa tawm ntim txuas ntxiv poob qis los ntawm lub hli dhau los, txo qis ntawm 423,000 tons, lossis 8.6%, piv nrog lub Cuaj Hli.Lub Lange Steel Research Center tau suav cov ...Nyeem ntxiv -
Qhov txawv ntawm ductile hlau manhole npog thiab zoo tib yam cam khwb cia hlau manhole npog
Ductile cam khwb cia hlau manhole npog yog tsim los ntawm nodular cam khwb cia hlau.Qhov zoo ntawm no manhole npog muaj qhov teeb meem ntawm spheroidization tus nqi.Feem ntau siv txheej rau castings yog anti-xeb asphalt xim.Tau kawg, qhov saum npoo ntawm cov hlau nplaum manhole npog kuj tau txau nrog cov ntsaum ...Nyeem ntxiv
