Izinsimbi zensimbi engagqwali zingezinye zezinto ezisebenza kakhulu futhi ezisetshenziswa kabanzi ezindaweni zezimboni zesimanje nezokwakha ngoba zinikeza inhlanganisela ehlukile yamandla, ukuqina, nokumelana nokugqwala. Le mikhiqizo eyisicaba eyenziwe ngamatshe ayenziwa ngenqubo eqondile yokugoqa okushisayo noma yokugoqa okubandayo eqinisa i-microstructure yensimbi, okuholela kuplate eyigugu, eyenziwe ngendlela efanayo engamelana nezindawo ezinzima ngaphandle kokubola. Okubalulekile ekusebenzeni kwayo okumangalisayo kutholakala ekuqukethe i-chromium, ngokuvamile kusuka ku-10.5% kuye ngaphezu kuka-30% kuye ngezinga, okwakha ungqimba olungapheli lwe-chromium oxide ebusweni oluzilungisa lapho lubhekene nomoya-mpilo. Le filimu engabonakali ivimbela ngempumelelo umswakama, amakhemikhali, kanye nezinto ezingcolisa umoya ukuthi zingafinyeleli ensimbi engaphansi, yingakho izinsimbi zensimbi engagqwali zithandwa emikhakheni lapho inhlanzeko, ukuphepha, nokuphila isikhathi eside kuyimpoqo. Ngaphezu kwe-chromium, izinto zokuhlanganisa njenge-nickel, i-molybdenum, ne-titanium zivame ukwengezwa ukuze kuthuthukiswe izimfanelo ezithile njengokumelana nokubola, amandla okudonsa, nokuhlanganiswa, okwenza kube nokwenzeka ukwenza izinsimbi zensimbi engagqwali zisebenze cishe kunoma yikuphi ukusetshenziswa okudingayo. Lapho uthenga lezi zinto, amabhizinisi avame ukubheka abahlinzeki abasungulwe kahle bezinsimbi zensimbi engagqwali ukuze baqinisekise ikhwalithi eqhubekayo, imibiko yokuhlola yomshini eqinisekisiwe, kanye nezimiso zokulethwa ezithembekile zemikhiqizo yabo.

Ukwenziwa kwamapuleti ensimbi engagqwali kuhilela izindlela ezithuthukisiwe zokuhlanganisa insimbi ezibandakanya ukuncibilikisa okulawulwa ngokucophelela eziko lomlilo kagesi, okulandelwa ukusakazwa okuqhubekayo kube ama-slab ashintshwa ngokushisisa ukuze kutholwe ubukhulu obufunwayo. Ngesikhathi sokushisisa, insimbi idluliswa ngamaqembu ama-roller ezingeni lokushisa elidlula iphuzu lokubuyiselwa kwayo, okuhlanza ukwakheka kwamagranule futhi kuthuthukise izici zemishini ezifana namandla okushayeka nokunwebeka. Ngemuva kokushisisa, amapuleti amaningi adlula ezinye izinqubo ezifaka ukubilisa, ukukhipha ukhilimu, nokugoqa isikhumba ukuze kuthuthukiswe ukuqedwa kwezindawo, ukunemba kobukhulu, nokumelana nokugqwala. Ukubilisa kushisa insimbi ibe izinga lokushisa elithile bese ipholiswa kancane, kukhulula ingcindezi yangaphakathi futhi kubuyiselwe ungqimba lwe-chromium oxide olungase luphazamiseke ngesikhathi sokugoqa. Ukukhipha ukhilimu kusebenzisa izindunduma zamakhemikhali ukususa isikali somshini nanoma yikuphi ukungcola kwezindawo, kushiya ukuqedwa okuhlanzekile, okufanayo okufanele ukwenziwa kokuqhubeka noma ukusetshenziswa ngqo ezindaweni ezibucayi njengezindawo zokucubungula ukudla. Ukuqonda lezi zinyathelo zokukhiqiza kusiza onjiniyela nabathengi ukuthi bakhethe amapuleti ensimbi engagqwali afanele izidingo zabo ezithile, noma ngabe badinga amapuleti ashisiwe ezakhiweni ezakhiwayo noma amapuleti abandayo izingxenye ezinembayo.

Ezokwakhiwa kwezakhiwo zesimanje, amapuleti ensimbi engagqwali (stainless steel) asekuwumateyikhalisa elihlukanisayo ezindongeni zangaphandle zezakhiwo, izindonga zekhethini, uphahla, nokugqokisa ingaphakathi, ngoba ahlanganisa ukubukeka okuhle nokumelana okungajwayelekile nesimo sezulu kanye nokuqina komklamo. Abakhi bezakhiwo bayakwazisa ikhono lale matemu lokubonisa ukukhanya ngezindlela ezihlukahlukene, ukutholakala kwawo ngezinhlobonhlobo zezindawo ezisuka kokungacwebezelisi kuya kokucwebezela njengesibuko, kanye nokuhambisana kwawo neglasi, itshe, nokhuni emihlanganweni eyinhlanganisela. Izakhiwo ezidumile emhlabeni wonke, kusukela ezindaweni eziphakeme zaseDubai kuya eminyuziyamu yaseYurophu, zisebenzisa amapuleti ensimbi engagqwali ukugcina ukucwebezela kwazo okuhle iminyaka eminingi ngaphandle kokudweba, ukuvalwa, noma ukunakekelwa okuningi. Isilinganiso samandla sayo kuye ngesisindo sikasayizi sayo sikwavumela amaphaneli amancane, alula okugqokisa anciphisa umthwalo ongenamvuzo esakhiweni, okungaholela ekongeni ezindlekweni zokwakha isisekelo nensimbi yesakhiwo. Ngaphezu kwalokho, amapuleti ensimbi engagqwali ahlinzeka ngezici ezinhle kakhulu zokumelana nomlilo ngoba awashisi, akukhiphi umusi onobuthi, noma alahlekelwe amandla omklamo emazingeni okushisa aphezulu, okwenza kube ukukhetha okuphephile kwezakhiwo zomphakathi nokwakhiwa kwezakhiwo eziphakeme. Ezicini zokwakhiwa kwezakhiwo ezenziwe ngendlela efanele, abenzi bavame ukusebenza namaphayipi ensimbi engagqwali (sst tubing) kanye namapuleti ukudala izinduku zokubamba, izitebhisi, nemidwebo eyenziwe ngendlela efanele ezimelana nezimo njengoba zinhle.

Izimboni zokudla nezemithi zincikile kakhulu kumapuleti ensimbi engagqwali emishini yokucubungula, amathangi okugcina, izindawo zokusebenza, nezinhlelo zemibhobho ngoba indawo yayo engangeni manzi ivimbela ukukhula kwamagciwane futhi ingahlanzwa ngamandla ngamanzi ashisayo, umusi, nezibulala-magciwane zamakhemikhali. Ezitolo zokucubungula ukudla, amapuleti ensimbi engagqwali asetshenziselwa yonke into kusuka kumabhande okudlulisa nezitsha zokuxuba kuya emakamelweni okugcina abandisiwe neziteshi zokudonsa amanzi, lapho kufanele zimelane nokuchayeka njalo kumakhemikhali, usawoti, nezinto eziphilayo ngaphandle kokugqwala noma ukudlulisa izinto eziyingozi emkhiqizweni. Umkhakha wezemithi ubeka izidingo eziqinile nakakhulu, ufuna izindawo ezihlanzeke kakhulu ezihlangabezana namazinga e-Good Manufacturing Practice, yingakho amapuleti anokuqedwa kwe-2B noma okukhanyisiwe acaciswa ezicindezelini zamaphilisi, ama-fermenter, namaphaneli we-cleanroom. Ngokungafani nensimbi yekhabhoni noma i-aluminium, amapuleti ensimbi engagqwali akadingi izendlalelo zokuzivikela ezingakhipha, zikhune, noma zilimaze imikhiqizo ebucayi, futhi angahlanganiswa, agaywe, futhi acushwe ukuze kwakhiwe izindawo ezingenawo imifantu ezisusa izindawo zokufihla amagciwane. Lokhu kuhlanzeka okuyisisekelo yikho izinhlangano ezilawulayo njenge-FDA ne-EFSA zincoma ngokusobala insimbi engagqwali ezindaweni ezithinta ukudla nemishini yokukhiqiza imithi. Lapho izinkampani zidinga izinto eziqinisekisiwe zokudla, ukubambisana nabahlinzeki abathembekile bamapuleti ensimbi engagqwali kuqinisekisa ukuthi ipuleti ngalinye lihambisana nemibhalo elandelwayo kanye nokuhambisana namazinga omhlaba njenge-ASME BPE noma i-3-A Sanitary Standards.

Izitshalo zamakhemikhali nezama-petrochemical zimelela ezinye zezindawo ezinolaka kakhulu kunoma iyiphi impahla, kodwa-ke amapuleti ensimbi engagqwali ahlala ekhethwa kakhulu kuma-reactors, ama-heat exchangers, izigaba zokuhlanganisa, amathangi okugcina, nezingxenye zemishayo ezithwala uketshezi olubolayo ezingeni lokushisa eliphezulu kanye nengcindezi. Izinhlobo ezine-molybdenum njenge-316 kanye ne-316L zinikeza ukumelana okungajwayelekile kuma-chlorides, i-sulfuric acid, kanye nezixazululo ezibabayo ezivame ukutholakala ekucubunguleni amakhemikhali, ezitshalweni zokukhipha usawoti emanzini, kanye nezinkundla zamafutha negesi zasolwandle. Eziqinisweni, amapuleti ensimbi engagqwali asetshenziselwa ukugqoka iziqu ezisebenza ezingeni lokushisa elidlula u-500°C lapho ukumelana nokugcwalisa kanye nokuzinza kwe-oxidation kubalulekile ukuvimbela ukwehluleka okukhulu. Amandla ezinto zokubhekana nokushintsha kwezinga lokushisa ngaphandle kokuqhekeka noma ukugobeka kwenza kube kuhle kakhulu ezintweni ezihamba ngezikhathi zokufudumala nokupholisa njalo, njengama-ammonia converters kanye ne-hydrocracking units. Ngaphezu kwalokho, amapuleti ensimbi engagqwali angagqokwa ezindaweni zensimbi carbon ukuze anikeze ukuvikelwa okonga izindleko ekuboleni kwemishayo emikhulu enemishayo kanye neziqu zengcindezi ezisebenzisa igesi emuncu. Ezicelo ezikhethekile ezidinga ukumelana okukhulu nokubola, onjiniyela bangacacisa amapuleti ensimbi engagqwali ye-duplex njenge-S31803 noma izinhlobo ze-super duplex njenge-S32750, ezinikeza amandla okuphuma aphindwe kabili kunezinhlobo ze-austenitic nokumelana okungcono kokuqhekeka kokucindezeleka okubolayo ezindaweni ezicebile nge-chloride.

Izinsimbi ezibucayi ezibizwa nge-Austenitic stainless steel plates yizo ezivame kakhulu ukucaciswa, ezakha cishe u-70% wokudliwa kwensimbi engagqwali emhlabeni jikelele, futhi zihlanganisa izigaba ezisebenzayo njenge-304, 304L, 304H, 316, 316L, 316H, 316Ti, 321, kanye ne-321H ezaziwa ngokuba lula ukuzibumba, ukuzihlanganisa, nokumelana nokugqwala okujwayelekile. I-Grade 304 iyinsimbi evamile engu-18/8 stainless steel equkethe u-18% we-chromium no-8% we-nickel, enikeza ukusebenza okuhle ezindaweni zomoya, amanzi ahlanzekile, kanye nezindawo zamakhemikhali ezithambile ngentengo engabizi, okwenza ilungele izinto zasekhishini, izinto zokuhlobisa ezakhiweni, kanye nezingxenye zezimoto. Izinhlobo ezine-carbon ephansi i-304L ne-316L zinciphisa ukubeka amakhabhoni ngesikhathi sokuhlanganisa, zigcina ukumelana nokugqwala endaweni ethinteke ukushisa, okubalulekile emihlanganweni emikhulu esetshenziswa ezitsheni zamakhemikhali kanye nezakhiwo ezakhiwayo. Izinhlobo ze-H njenge-304H ne-316H zine-carbon ephezulu ukuze zigcine amandla ezingeni lokushisa eliphezulu ngaphezu kuka-500°C, okwenza zilungele amabhoyila, ama-superheater, kanye nama-heat exchanger ekukhiqizeni amandla kanye nezinsizakalo zokuhlanzwa. Izinhlobo ezizinzile njenge-321 (ene-titanium) ne-316Ti (ene-titanium noma i-niobium) zivimbela ukugqwala phakathi kwamagranule ngemuva kokuhlanganisa noma ukuchayeka ekushiseni, futhi zisetshenziswa kabanzi ezinhlelweni zokukhipha umoya ezindizeni, izindawo zokunweba, kanye nezinto zokucubungula amakhemikhali ezisebenza ezingeni lokushisa lokuzwela elingu-425-900°C. Kwezicelo ezidinga ukumelana okuphezulu nokugqwala kwe-pitting ne-crevice ezindaweni ezinama-chloride, njengezinhlelo zokupholisa ngamanzi olwandle kanye namagumbi ahlanzekile emitholampilo, izinsimbi ze-316 ne-316L ezinama-molybdenum angu-2-3% zinikeza ukusebenza okuthuthukisiwe kakhulu kune-304 evamile.

Amapuleti ensimbi engagqwali ye-duplex ne-super duplex amele isigaba esiyinkimbinkimbi sezinto ezihlanganisa amandla aphezulu ezinsimbi ze-ferritic nokumelana nokugqwala nokuba namandla ezinsimbi ze-austenitic, okufezekiswa ngokusebenzisa i-microstructure elinganiselayo ye-ferrite cishe engu-50% ne-austenite engu-50%. I-Grade S31803 (UNS S31803) iyinsimbi engagqwali ye-duplex esetshenziswa kakhulu, equkethe i-chromium engu-22%, i-nickel engu-5%, kanye ne-molybdenum engu-3%, enikeza cishe amandla okuvuna aphindwe kabili kune-316L ngenkathi igcina ukumelana okuhle kakhulu nokugqwala kwe-chloride stress corrosion cracking kanye ne-pitting. Izinhlobo ze-super duplex S32750 kanye ne-S32760 zikhuphula ukusebenza kakhudlwana nge-chromium engu-25%, okuqukethwe okuphezulu kwe-molybdenum ne-nitrogen, kanye nenombolo elingana nokumelana ne-pitting engaphezu kuka-40, okwenza zibe yinto ekhethwayo yezingxenye ezibalulekile zamafutha negesi olwandle, izinhlelo zokuphatha amanzi olwandle, kanye nemishini yokucubungula amakhemikhali ephatha ama-chlorides ashisa kakhulu. Lawa mapuleti aphezulu okusebenza abaluleke kakhulu ezinhlelweni ezibucayi ngesisindo njengokwakhiwa kwemikhumbi, ukwakhiwa kweziqukathi ezingaphansi kwengcindezi, kanye nama-manifold angaphansi kolwandle lapho amandla aphezulu avumela izigaba ezincane ezinciphisa isisindo sonke kanye nezindleko zokushisela. Ukwakhiwa kwamapuleti ensimbi engagqwali ye-duplex kufuna ukulawulwa ngokucophelela kokufakwa kokushisa ngesikhathi sokushisela ukuze kugcinwe ibhalansi efanele yezigaba, kodwa izindlela zokushisela zesimanje kanye nezinto zokugcwalisa senze lokhu kwaba yinto evamile kubakhi abaqinisekisiwe. Lapho uthenga lezi zinto ezithuthukisiwe, kuyalulekwa ukusebenza nabahlinzeki abanolwazi bamapuleti ensimbi engagqwali abangahlinzeka ngezinto ezinemiphumela yobuchwepheshe eqinisekisiwe, ukuhlolwa kokugqwala kwe-intergranular, kanye nezilinganiso zokuqukethwe kwe-ferrite ukuze kuqinisekiswe ukuhambisana nemininingwane yephrojekthi.

Ukuqedwa kobuso bepuleti lensimbi engagqwali kudlala indima ebalulekile ekusebenzeni kwayo, ukuhlanzeka, nokubukeka, kanti iziqedelo ezivamile zihlanganisa i-2B (eqotshwe abandayo, ephathwe ngokushisa, i-pickled, futhi eqotshwe kancane ngebuso obumnyama obumnyama), i-BA (eqotshwe ngokukhanyayo ngebuso obubonakalayo njengesibuko obutholwa ngokushisa emoyeni olawulwayo), i-No. 4 (eqotshwe noma i-satin finish eqondile eyenziwe ngokupholisha ngomshini nge-120-180 grit abrasives), kanye ne-mirror finish (ubuso obubonakalayo kakhulu obupoliswe kuze kube yilapho bubukeka njengesibuko kusetshenziswa ama-abrasives acolisisiwe ngokwengeziwe). I-2B finish iyisiqedelo sezimboni esijwayelekile sokwakhiwa okujwayelekile, imishini yamakhemikhali, kanye nezitsha zenqubo lapho ukubukeka kobuso kungabalulekile njengokusebenza, kanti i-BA finish ikhethwa kakhulu kumaphaneli ezakhiwo, izindawo zokulungisa ukudla, namadivayisi ezokwelapha adinga ukubukeka okubushelelezi, okulula ukuhlanzwa. I-No. 4 finish ichazwa kabanzi kumakhabethe asekhishini, ingaphakathi lezindiza, nezindawo zokusebenzela zokudlela ngoba okusanhlamvu kwayo okuqondile kufihla iminwe nemihuzuko emincane kangcono kune-mirror finish, igcina ukubukeka okuhle eminyakeni yokusetshenziswa kakhulu. Amaloli ensimbi engagqwali apoliswe njengesibuko agcinelwe izici zokuhlobisa izakhiwo, izinto zikanokusho, kanye nezicelo ezikhethekile lapho kufunwa khona ukubonakala okuphezulu nomthelela obonakalayo, yize zidinga ukunakekelwa okwengeziwe ukuze kugcinwe ukubukeka kwazo. Isiqedelo ngasinye sinamavelu athile e-Ra (roughness average) okumele achazwe emibhalweni yenkontileka ukuze kuqinisekiswe ukufana kwamaloli amaningi, futhi abahlinzeki abahlonishwayo bangahlinzeka ngamasampula okuqedela ukuze kuvunywe ngaphambi kokuba umsebenzi uqale. Kwezinye izicelo, njengezingxenye zensimbi engagqwali eziboshwe ngogesi ezisetshenziswa emihlobiso yezimoto noma izinto zokuhlobisa, ipuleti eliyisisekelo kumele lilungiswe nge-roughness yobuso eyi-uniform kakhulu ukuze kuqinisekiswe ukubambelela kahle kwesendlalelo esiboshiwe kanye nokubukeka kokugcina okungenasici.

Amapuleti ensimbi engagqwali ayatholakala ngokuhlukahlukana kobukhulu, ububanzi, nobude ukuze ahambisane nezidingo ezahlukahlukene zokukhiqiza, ngokuvamile ubukhulu obujwayelekile buqala ku-3 mm kuya ngaphezu kuka-100 mm kumapuleti ashisiwe kanye no-0.5 mm kuya ku-6.35 mm emashitini abandayo, ngenkathi ububanzi bungafinyelela ku-3000 mm nobude bufinyelele ku-12000 mm noma ngaphezulu kuye ngamandla omshini wokukhiqiza. Ukubekezelelana kobukhulu ngokuphathelene nokugudla, ukushintsha kobukhulu, nokugoba kulawulwa izindinganiso zamazwe ngamazwe njenge-ASTM A240, EN 10088, ne-JIS G4304, ezichaza imingcele eyamukelekayo yezimo ezahlukahlukene zomkhiqizo nezinhlobonhlobo zobukhulu. Kumaphrojekthi adinga ubukhulu obukhethekile, abahlinzeki abaningi banikeza izinsizakalo zokusika ngaphakathi endlini besebenzisa ubuchwepheshe be-plasma, i-laser, noma i-waterjet ukuze bakhiqize amapuleti asikwe ngokunembayo ezicacisweni zamakhasimende, kunciphisa ukuchitha futhi kuqede isidingo sokucubungula okwesibili. Ukukhetha phakathi kwamapuleti ensimbi engagqwali ashisiwe noma abandayo kuncike ezidingweni zokuqedwa kobuso zohlelo lokusebenza, ubukhulu obudingekayo, kanye nezidingo zezimfanelo zemishini, lapho amapuleti ashisiwe enza kube nenzuzo kakhulu ezindaweni ezinkulu futhi amapuleti abandayo enikeza ukubekezelelana okuqinile kanye nekhwalithi engcono yobuso. Ngaphezu kwamapuleti ayisicaba, amaphrojekthi amaningi adinga nezinye izimo ezihambisanayo njengamathubhu ensimbi engagqwali, ama-angles, iziteshi, namabha ukuze kuqedwe ukuhlanganiswa, ngakho-ke ukusebenza nomhlinzeki onenqwaba ephelele kungenza lula ukuthenga futhi kuqinisekise ukuhambisana kwezinto. Amaqembu ezobunjini kufanele ahlale eqinisekisa ukuthi ubukhulu bepuleti elikhethiwe buvumela ukubekezelelana okwanele kokugqwala futhi buhlangabezana nezidingo zekhodi yokuklama imishini yokucindezela ezimweni zayo ezithile zokusebenza ngaphambi kokuqeda ukucaciswa kwezinto.

I-Shandong Baiyi Steel Co., Ltd. igcina isitokwe esibanzi samapuleti ensimbi engagqwali ezindaweni eziningi, ubukhulu, kanye nokuqedwa, iqinisekisa ukuthi amakhasimende angathola impahla ayidingayo ngaphandle kwezikhathi ezinde zokulinda ezihlotshaniswa ngokuqondile neziyalezo ezivela embonini. Njengomphakeli ohamba phambili owaziwa phakathi kwabaphakeli bamapuleti ensimbi engagqwali emhlabeni wonke, inkampani igcina izinhlobo ezithandwayo ze-austenitic njenge-304, 304L, 316, kanye ne-316L ezinhlobonhlobo ezibanzi zobukhulu kusuka ku-3 mm kuye ku-50 mm, kanye nezinhlobo ze-duplex S31803 kanye ne-super duplex S32750/S32760 zezicelo ezikhethekile. Izindawo zabo zokugcina izimpahla zihlomele izindawo zokugcina ezilawulwa isimo sezulu kanye nezinhlelo zokuhlukanisa ezifanele ukuvimbela ukungcola okungahlangani phakathi kwezinhlobo ezahlukene, futhi yonke impahla engenayo iyahlolwa futhi imakwe ngezinombolo ezilandelwayo zezishisa kanye nezitifiketi zemboni. Kumakhasimende aphesheya kwezilwandle, i-Shandong Baiyi Steel inikeza izinsizakalo ezibanzi zomhlaba wonke zokuthumela ezihlanganisa ukupakisha okuphephile kwezimpahla zasolwandle kanye nezimpahla zomoya, ngemibhalo egcwele njengezibambiso zokulayisha, izitifiketi zomsuka, kanye nezitifiketi zokubulala amagciwane ezimpahleni zamapulangwe. Ithimba lezinto zokuhambisa lenkampani lihlanganyela nemigqa emikhulu yokuthumela ukuze lihlanganise iziyalezo futhi lenze izindleko zokuthumela zibe ngcono, linikeze amakhasimende izilinganiso zokuthumela ezincintisanayo kanye nolwazi lokulandelela ngesikhathi sangempela kuyo yonke inqubo yokuhamba. Noma ngabe ikhasimende ludinga ipuleti elilodwa lephrojekthi yesampula noma iloli eligcwele lephrojekthi enkulu yokwakha, i-Shandong Baiyi Steel inobuningi besitokwe kanye nenethiwekhi yezinto zokuhambisa ukuze igcwalise isiyalezo ngempumelelo.

Amandla okucubungula angaphakathi enkampani afaka imishini esezingeni eliphezulu yokusika nokuhlanganisa njengama-CNC plasma cutters, imishini yokusika nge-laser, nama-hydraulic shears, avumela ukuthi bahambise izimbazo ezisikwe cishe zibe umumo ofanele nezinga eliphezulu kanye nemiphetho ehlanzekile. Ukwakhiwa kwangaphakathi kwezinto kunciphisa isidingo samakhasimende sokutshala imali emishini yokusika ebiza kakhulu noma ukudlulisela kwizitolo zokucubungula ezintathu, konga isikhathi nemali ekwenzeni amaphrojekthi. I-Shandong Baiyi Steel iphinde inikeze izinsizakalo zokulungisa imiphetho okubalwa ukugudluza, ukususa imihuzukazi, nokwenza izimbobo zamapuleti alungele ukuhlanganiswa, kanye nokubhoboza nokubopha imihlangano enamabhawodi, konke kwenziwa ochwepheshe abanolwazi abalandela izinqubo eziqinile zokulawula ikhwalithi. Le nkampani ithola izimbazo zayo zensimbi engagqwali ezimbonini ezinkulu njenge-TISCO, Baosteel, ne-POSCO, iqinisekisa ukuthi yonke imbazo ihlangabezana noma idlula amazinga omhlaba wonke wokwakheka kwamakhemikhali, izakhiwo zemishini, nekhwalithi yendawo. Ukuhlolwa okuvamile kwezinkampani zangaphandle ezifana ne-SGS, BV, ne-Intertek kunikeza isiqinisekiso esengeziwe kumakhasimende afuna ukuqinisekiswa okuzimele kwekhwalithi yempahla ngaphambi kokuthunyelwa. Ngokuhlanganisa isitoko esikhulu semikhiqizo, amandla okucubungula athuthukisiwe, nendlela egxile kumakhasimende, i-Shandong Baiyi Steel izibeke njengomlingani omethembayo ezimbonini ezisukela ekucubunguleni ukudla nemithi kuya kwezamafutha nezakhiwo, ihambisa njalo izimbazo zensimbi engagqwali ezihlangabezana nezimfuneko zobuchwepheshe eziphakeme kakhulu. Ukuze uthole izibuyekezo zakamuva zemikhiqizo kanye nolwazi lwezimboni, amakhasimende ayakhuthazwa ukuthi avakashele ikhasi lezindaba, kanti imibuzo ethile ngemikhiqizo ingaqondiswa ngekhasi lokusekela ukuze uthole usizo olusheshayo.