◉Kuluntu lwanamhlanje, intsimbi engenasicanza iye yaba yinto eqhelekileyo kwaye ibaluleke kakhulu ekwakhiweni, ukuvelisa kunye nobomi bemihla ngemihla. Zininzi iindlela ezahlukeneyo zensimbi engenasibala, kubandakanya iimodeli eziqhelekileyo ezifana no-201, 304 kunye316.
Nangona kunjalo, kwabo bangaziqondi iipropathi zento leyo, kulula ukudideka ngumahluko phakathi kwezi modeli. Eli nqaku liza kucacisa iinkcukacha phakathi kwentsimbi engenasimo sika-2014, 304 ne-306 ukunceda abafundi baqonde ngcono iimodeli ezahlukeneyo zezixhobo ezingenasitali kwaye zinike ezinye iingcebiso ezingenasiseko.
◉Okokuqala, umahluko kubume bemichiza
Ukuqulunqwa kwekhemikhali yentsimbi engenasimo yinto ebalulekileyo ekuqinisekiseni ukusebenza kunye neempawu zalo.Intsimbi ye-2010, 304 no-316 kukho umahluko ocacileyo kubume bemichiza. Intsimbi engapheliyo iqulethe i-7.5% ye-9% ye-chromium, i-3.5% -5.5% ye-nickel, i-0.1% -0 -0.5% initrogen, kodwa i-molybdenum.
Intsimbi engenasitali 304, kwelinye icala, iqulethe i-18% -20% ye-chromium, i-8% -10.5% ye-nickel, kwaye i-nitrogen okanye i-molybdenum. Ngokwahlukileyo, intsimbi engaqhelekanga i-166 iqulethe i-16% -18% ye-chromium, i-10% -14% ye-Nickel, kunye ne-2% -3% ye-molybdenum. Ukusuka kubume bemichiza, intsimbi engenasitali 316 inesikhwama esiphakamileyo se-scodision kunye nokuchasana kwe-asidi, kufanelekile ukusetyenziswa kwiindawo ezithile ezikhethekileyo kunentsimbi engenasitali ngo-201 kunye ne-304.
◉Okwesibini, umahluko ekuxhathisweni kwe-corrosion
Ukuchasana nokuchasana sisibonisi esibalulekileyo sokusebenza kwentsimbi engenasibala. Intsimbi engenasitali ngo-201 inomchasi ofanelekileyo kwii-acids ze-acids, i-Inorganic Acids kunye nezisombululo zetyuwa kubushushu begumbi, kodwa ziya kudityaniswa kwindawo eyomeleleyo ye-alkaline. Intsimbi engenasitali 304 inomchasi ofanelekileyo kwaye ilungele indawo ngokubanzi.
Intsimbi engama-316, kwelinye icala, egqwesileyo ekuxhaphazweni kwe-acidic, ngakumbi kwiindawo ezine-acidic kunye neemeko zobushushu obuphezulu, zihlala zisetyenziswa kwimichiza, eselwandle kunye nezinye iinkqubo. Ke ngoko, xa uyokuthenga izinto ezingenazinqwanqwa ezingenasitali, kubalulekile ukukhetha imodeli elungileyo ngokwendlela yokusetyenziswa kwezinye iindawo.
◉Okwesithathu, umahluko kwiipropathi zoomatshini
Iipropati zoomatshini zensimbi engenazibala zibandakanya izikhombisi njengamandla, i-decilility kunye nobunzima. Ngokubanzi, amandla entsimbi engapheliyo i-201 ingaphezulu kuneso sentsimbi engenasimo samabanga angama-304, kodwa iphantsi kwentsimbi ye-316.Akwe kwi-2013 i-steeling elungileyo ngo-2013.
Amandla aphezulu entsimbi engenasibala 316, kodwa unesifo sokunganyangeki kunye nokuchasana nokuxhathisa, kufanelekile ukumelana namandla aphezulu kunye nendawo yobushushu obungalunganga. Ke ngoko, xa ukhetha izixhobo zentsimbi ezingenasitali, kuya kufuneka wenze ukhetho olufanelekileyo ngokweemfuno ezithile zoomatshini kunye nokusetyenziswa kwendalo.
◉Okwesine, umahluko wamaxabiso
Kukwakhona umahluko othile kwixabiso lentsimbi engenasitali ngo-2014 nowama-306. Ngokubanzi, ixabiso lensizi elingenasitali ngo-201 liphantsi kakhulu, lifikeleleke. Ixabiso lentsimbi engenasimo i-304 liphezulu, kodwa ngenxa yoluhlu lwayo lwezicelo kunye nokusebenza okungcono, sesonye yezonamodeli zentsimbi ziqhelekileyo kwintengiso.
◉ Intsimbi engenasitali 316 ibiza kakhulu ngenxa yokunganyangeki kwe-corosions yayo elungileyo kunye neepropathi zoomatshini, kwaye ilungele amacandelo athile afuna iipropathi eziphakamileyo. Ke ngoko, xa uthenga izixhobo zentsimbi ezingenangqondo, kufuneka uqwalasele izinto ezinje ngentsebenzo kunye nohlahlo-lwabiwo mali.
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Lo mzi-mveliso wamiselwa ngo-2014, kwaye emva kweminyaka yophuhliso, iye yaba yinkampani edibanisa ukuthengiswa kweepleyiti, iityhubhu kunye neeprofayili.
Ukubambelela kumgaqo womthengi kuqala,Finkaiuzibophelele ekuboneleleni abathengi abanezixhobo zentsimbi eziphezulu zentsimbi kunye nenkonzo ebalaseleyo!
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