Umenzi OPHEZULU

Amava okuvelisa eminyaka engama-30

Iindaba

  • I-China ibeke imiqathango kunye nolawulo kwiimveliso zentsimbi?

    Ngokwemigaqo-nkqubo yamva nje yokulawula, ukuthunyelwa kwemveliso yentsimbi eTshayina ngoku akuyonto ivaliweyo ngokupheleleyo, kodwa inkqubo yolawulo lwelayisenisi yokuthumela ngaphandle iya kuqaliswa ngokusesikweni ukususela nge-1 kaJanuwari 2026. Oku kuthetha ukuba iimveliso eziwela phantsi koluhlu olulawulwayo lweHarm...
    Funda ngokugqithisileyo
  • Yintoni i-SAF2205?

    I-SAF2205 ludidi oluqhelekileyo lwentsimbi engagqwaliyo ephindwe kabini eyenziwe yiSandvik, ekuqaleni ithetha iSandvik Austenite Ferrite. Iyaziwa ngamandla ayo aphezulu kunye nokumelana okuhle kakhulu nokugqwala koxinzelelo lwe-chloride, kwaye ithathwa njengesixhobo sokuphucula ukusuka kwiintsimbi eziqhelekileyo ezingagqwaliyo ...
    Funda ngokugqithisileyo
  • Kutheni kungasetyenziswa izixhobo zombhobho ezicociweyo kwiizixhobo zombhobho ezikumgangatho wokutya?

    Kutheni kungasetyenziswa izixhobo zombhobho ezicociweyo kwiizixhobo zombhobho ezikumgangatho wokutya?

    Isitshixo sokwenza izixhobo zombhobho ezipolishiweyo zibe zezodidi lokutya sikwinyani yokuba inkqubo yokupolisha ijongana neengxaki ezimbini ezibalulekileyo kukhuseleko lokutya: ukukhula kweentsholongwane kunye nokucoca intsalela. Yenza umphezulu wangaphakathi wezixhobo zombhobho ube mpuluswa kakhulu, ungashiyi ndawo yokuba iintsholongwane zifihle, ...
    Funda ngokugqithisileyo
  • Yintoni enokunceda ivalvu yomthi weKrismesi kwiqula leoyile?

    Yintoni enokunceda ivalvu yomthi weKrismesi kwiqula leoyile?

    Iivalvu ezahlukeneyo ezikwi "Christmas tree" zenza iziko lolawulo lokhuseleko lwequla leoyile. Zisebenza ngokubambisana ngokwemisebenzi efana nolawulo oluphambili, imveliso yemihla ngemihla kunye nokugcinwa okungxamisekileyo. Iivalvu zoLawulo oluPhambili (uKhuseleko oluPhambili) Iivalvu eziPhezulu eziPhambili: Ngokwesiqhelo ...
    Funda ngokugqithisileyo
  • Iyintoni inkqubo yophuhliso lwembali yobuchwepheshe bokwenza imibhobho?

    Iyintoni inkqubo yophuhliso lwembali yobuchwepheshe bokwenza imibhobho?

    Imbali yetekhnoloji yokufakela iipayipi inde kakhulu, kwaye ingcamango yayo ephambili inokulandelwa emva kwiXesha leNeolithic xa abantu baqala ukusebenzisa iintsimbi. Isigaba sokuQala: Ukwakha Ngesandla Kwamandulo Ukususela ekupheleni kweXesha leNeolithic ukuya malunga nowama-2000 BC, iTshayina yayisele isebenzise iindlela zokwakha ezibandayo ukwenza ...
    Funda ngokugqithisileyo
  • Kutheni kukho umahluko phakathi kwemigangatho yeBritane neyeMelika, kwaye kutheni le mahluko ingabalulekanga?

    Kutheni kukho umahluko phakathi kwemigangatho yeBritane neyeMelika, kwaye kutheni le mahluko ingabalulekanga?

    Zinezahluko ezininzi: 1. Okokuqala, jonga i-engile yomsonto. Eyona ndlela ichanekileyo kukulinganisa nge-thread gauge. I-60° yeyomgangatho waseMelika, kwaye i-55° yeyomgangatho waseBritane. Ukuba akukho zixhobo zifumanekayo, kwimisonto yepayipi, ungajonga indlela yokutywina: I-NP esemgangathweni waseMelika...
    Funda ngokugqithisileyo
  • Kutheni ishishini lemibhobho lisabalulekile?

    Kutheni ishishini lemibhobho lisabalulekile?

    Ishishini leepayipi zesinyithi alikasuswa kwinqanaba elithile. Ngokwahlukileyo koko, lifumene indawo engagungqiyo yokusinda nophuhliso kwixesha elitsha ngenxa yotshintsho oluqhubekayo kwiindawo eziphambili kunye nokusebenza kwalo okungafaniyo. Ngokuyintloko kungenxa yokuba iipayipi zesinyithi ziyazihlaziya ngokwazo. Undoqo wobugcisa: Th...
    Funda ngokugqithisileyo
  • Inkqubo yokuvelisa i-flange epheleleyo

    Inkqubo yokuvelisa i-flange epheleleyo

    Iiflange zethu zentsimbi yekhabhoni zisebenzisa inkqubo yemveliso ezinzileyo ngakumbi, ziqala ekukhetheni izinto ezisemgangathweni ophezulu. Ibhetshi nganye yentsimbi ivavanywa ngokungqongqo ukuqinisekisa ukuthotyelwa kwemigangatho, ibeka isiseko esizinzileyo semveliso. Itekhnoloji yethu ephambili ikwi-forging evuthiweyo kunye noomatshini...
    Funda ngokugqithisileyo
  • Yintoni i-ASME B16.5 kwaye kutheni sifanele silandele lo mgangatho?

    Yintoni i-ASME B16.5 kwaye kutheni sifanele silandele lo mgangatho?

    "I-AMSE B16.5" ibhekisa kwimigangatho yeflange yepayipi yemizi-mveliso eyenziwe kwaye igcinwa yi-American Society of Mechanical Engineers (ASME), kwaye ngumgangatho obalulekileyo omele i-"American Pipe Flange System". Ngokubanzi, i-ASME B16.5 iyasebenza...
    Funda ngokugqithisileyo
  • Kutheni ukhetha ivalvu yokujonga? Zeziphi iintlobo zeevalvu ezikhoyo?

    Kutheni ukhetha ivalvu yokujonga? Zeziphi iintlobo zeevalvu ezikhoyo?

    Iivalvu zokujonga ziye zaba zizixhobo ezibalulekileyo zemibhobho kunye neevalvu kuyilo lwangoku lwemibhobho. Zibonelela ngeziqinisekiso zokhuseleko kuyo yonke imibhobho kwaye zinciphisa ngokungathanga ngqo iingozi zokhuseleko kunye neendleko zenkqubo yonke yemibhobho. Iivalvu zokujonga zisetyenziselwa ukujonga iimeko zemveliso ...
    Funda ngokugqithisileyo
  • Ukusetyenziswa kunye neempawu zeevalvu zeflange kubomi bethu bemihla ngemihla

    Ukusetyenziswa kunye neempawu zeevalvu zeflange kubomi bethu bemihla ngemihla

    Iivalvu ezineeflange zixhaphake kakhulu kwaye zisebenza kakuhle kwiipayipi zemizi-mveliso. Ukusuka kwimigca yemveliso yemizi-mveliso ukuya kwiinethiwekhi zangaphantsi komhlaba zasezidolophini, zikhusela ngokuzolileyo iinkqubo zothutho lwamanzi ahlukeneyo afana namanzi, ioyile, kunye negesi, ziqinisekisa ukuba yonke into ihamba kakuhle. Olu hlobo lwevalvu...
    Funda ngokugqithisileyo
  • Ukusetyenziswa kunye neentlobo zee-flange gaskets

    Ukusetyenziswa kunye neentlobo zee-flange gaskets

    Iintlobo eziphambili zee-flange gaskets Ii-non-metallic gaskets Izinto eziqhelekileyo: irabha, i-polytetrafluoroethylene (PTFE), ifayibha engeyiyo i-asbestos (i-asbestos yerabha). Ukusetyenziswa kunye neempawu eziphambili: Zisetyenziswa kakhulu emanzini, emoyeni, ngomphunga, kwi-asidi nakwi-alkali media, ii-raber asbestos gaskets zazikhe zalukhetho oluqhelekileyo. Kwi-corrosion-resists...
    Funda ngokugqithisileyo
123456Okulandelayo >>> Iphepha 1 / 19

Shiya umyalezo wakho