Ulwazi lomkhiqizo | - Ingxenye 3

Kungani insimbi efanayo ibizwa ngokuthi “i-A36” e-US kanye nethi “i-Q235” eShayina?
ngumlawuli ngomhlaka-25-10-27
Ukuchazwa okunembile kwamabanga ensimbi kubalulekile ekuqinisekiseni ukuhambisana nezinto kanye nokuphepha kwephrojekthi ekwakhiweni kwensimbi yesakhiwo, ekuthengweni, nasekwakheni. Ngenkathi izinhlelo zokulinganisa insimbi zamazwe womabili zabelana ngokuxhumana, nazo zibonisa umehluko ohlukile. ...

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Ungabala kanjani inani lamapayipi ensimbi esigxotsheni esinonxande?
ngumlawuli ngomhlaka-25-10-20
Uma izimboni zensimbi zikhiqiza inqwaba yamapayipi ensimbi, ziwahlanganisa abe yizimo ezilinganayo ukuze kube lula ukuthutha nokubala. Iphakheji ngayinye inamapayipi ayisithupha ohlangothini ngalunye. Mangaki amapayipi akhona kuphakheji ngayinye? Impendulo: 3n(n-1)+1, lapho u-n kuyinani lamapayipi ohlangothini olulodwa lokuphuma...

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Uyini ngempela umehluko phakathi kokusebenzisa i-zinc-flower galvanizing kanye ne-zinc-free galvanizing?
ngumlawuli ngomhlaka-25-10-05
Izimbali ze-zinc zimelela isimo sobuso se-coil ecwebezelayo e-zinc ecwebezelayo eshisayo. Lapho umugqa wensimbi udlula ebhodweni le-zinc, ubuso bawo bumbozwa nge-zinc encibilikisiwe. Ngesikhathi sokuqina kwemvelo kwalolu ngqimba lwe-zinc, i-nucleation kanye nokukhula kwekristalu ye-zinc...

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Ungayihlukanisa kanjani i-hot-dip galvanizing ne-electrogalvanizing?
ngumlawuli ngomhlaka-25-10-01
Yiziphi izembozo ezivamile ze-hot-dip? Kunezinhlobo eziningi zezembozo ze-hot-dip zamapuleti ensimbi kanye nemichilo. Imithetho yokuhlela kuzo zonke izindinganiso ezinkulu—kufaka phakathi izindinganiso zezwe zaseMelika, zaseJapan, zaseYurophu, nezaseShayina—ziyafana. Sizohlaziya sisebenzisa ...

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Uyini umehluko phakathi kwensimbi yesiteshi esingu-C kanye nensimbi yesiteshi?
ngu-admin ngomhlaka-25-09-20
Umehluko obonakalayo (umehluko ngesimo esinqamulayo): Insimbi yesiteshi ikhiqizwa ngokugoqa okushisayo, ekhiqizwa ngqo njengomkhiqizo oqediwe yimishini yensimbi. Isigaba sayo esinqamulayo sakha isimo "se-U", esinezingqimba ezihambisanayo ezinhlangothini zombili ezine-web enwebeka mpo...

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Uyini umehluko phakathi kwamapuleti aphakathi nendawo nasindayo kanye namapuleti ayisicaba?
ngu-admin ngomhlaka-25-09-14
Ukuxhumana phakathi kwamapuleti aphakathi nasindayo kanye nama-Open slabs ukuthi womabili ayizinhlobo zamapuleti ensimbi futhi angasetshenziswa emikhakheni eyahlukene yokukhiqiza yezimboni kanye nokukhiqiza. Ngakho-ke, umehluko muni? I-Open slab: Ipuleti eliyisicaba elitholakala ngokuvula ama-coil ensimbi, ...

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Uyini umehluko phakathi kwe-SECC ne-SGCC?
ngu-admin ngomhlaka-25-09-12
I-SECC ibhekisela eshidini lensimbi eliqiniswe ngogesi. Isijobelelo esithi “CC” ku-SECC, njengezinto eziyisisekelo i-SPCC (ishidi lensimbi eliqinisiwe elibandayo) ngaphambi kokufakwa ngogesi, sibonisa ukuthi liyizinto ezijwayelekile eziqinisiwe ezibandayo. Lisebenza kahle kakhulu. Ngaphezu kwalokho, ngenxa...

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Umehluko Phakathi kwe-SPCC ne-Q235
ngumlawuli ngomhlaka-25-09-07
I-SPCC ibhekisela kumashidi nemigqa yensimbi yekhabhoni egoqwe ngokubandayo esetshenziswa kakhulu, okulingana nebanga le-Q195-235A laseShayina. I-SPCC inendawo ebushelelezi, ejabulisa ngobuhle, okuqukethwe okuphansi kwekhabhoni, izakhiwo ezinhle kakhulu zokunwebeka, kanye nokushibilika okuhle. Ikhabhoni evamile ye-Q235 ...

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Umehluko Phakathi Kwepayipi Nepayipi
ngumlawuli ngomhlaka-25-09-03
Kuyini ipayipi? Ipayipi liyisigaba esingenalutho esinesigaba esiyindilinga sokuhambisa imikhiqizo, okuhlanganisa uketshezi, igesi, ama-pellet kanye nophuphu, njll. Ubukhulu obubaluleke kakhulu bepayipi ububanzi bangaphandle (OD) kanye nobukhulu bodonga (WT). I-OD minus izikhathi ezi-2 ...

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Iyini i-API 5L?
ngumlawuli ngomhlaka-25-09-01
I-API 5L ngokuvamile ibhekisela endinganisweni yokusebenzisa yamapayipi ensimbi yamapayipi, ahlanganisa izigaba ezimbili eziyinhloko: amapayipi ensimbi angenamthungo namapayipi ensimbi ahlanganisiwe. Njengamanje, izinhlobo zamapayipi ensimbi ahlanganisiwe asetshenziswa kakhulu emapayipini kawoyela amapayipi ahlanganisiwe e-spiral ac ...

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Ubukhulu bepayipi lensimbi
ngumlawuli ngomhlaka-25-08-22
Amapayipi ensimbi ahlukaniswa ngesimo esinqamulelayo abe amapayipi ayindilinga, ayisikwele, angunxande, nanobunjwa obukhethekile; ngezinto ezifakwa kumapayipi ensimbi esakhiwe ngekhabhoni, amapayipi ensimbi esakhiwe nge-alloy ephansi, amapayipi ensimbi ahlanganisiwe, namapayipi ahlanganisiwe; kanye nokusetshenziswa kumapayipi...

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Ungawashisela kanjani amapayipi e-galvanized? Yiziphi izinyathelo zokuphepha okufanele zithathwe?
ngu-admin ngomhlaka-25-08-15
Izinyathelo zokuqinisekisa ikhwalithi yokushisela zifaka: 1. Izici zabantu ziyisici esiyinhloko sokulawula ukushisela amapayipi agqitshiwe. Ngenxa yokuntuleka kwezindlela zokulawula ezidingekayo ngemuva kokushisela, kulula ukusika amakhona, okuthinta ikhwalithi; ngesikhathi esifanayo, uhlobo olukhethekile lwe-galva...

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