Lapho kufunwa amapayipi asebenza kahle kakhulu ezimweni ezidinga ukucindezela okukhulu, ukukhetha umlingani onokwethenjelwa kubaluleke njengokukhetha imininingwane efanele yezinto zokwakha. I-Wuxi Hengzhihui Metal Materials Co., Ltd. isungule ukuthi ingumhlinzeki onokwethenjelwa wamapayipi ensimbi angenamthungo we-EN 10216, isebenzela amakhasimende emikhakheni yamandla, amakhemikhali, ukukhiqizwa kwamabhoyela, kanye nezinhlaka zobunjiniyela ezijwayelekile. Ngeminyaka eminingi yolwazi olunqwabelene embonini yamapayipi ensimbi, inkampani ihlanganisa ulwazi olujulile lobuchwepheshe nendlela egxile kumakhasimende ukuletha imikhiqizo ehlangabezana noma eyeqa amazinga omhlaba wonke njalo. Wonke amapayipi e-EN 10216 ahlinzekwa yi-Wuxi Hengzhihui enza izinhlolovo eziqinile zekhwalithi, kusukela ekukhetheni izinto zokusetshenziswa kuze kufike ekuqinisekisweni kokugcina kobukhulu. Ukuzibophezela kwenkampani ekwenzeni okuhle kubonakala ezitifiketini zayo ze-ISO 9001, API, ne-PED, eziboniswa ngokuziqhenya.Isitifiketi ikhasi. Ngokubambisana ne-Wuxi Hengzhihui, amakhasimende athola ukufinyelela hhayi nje kuphela kumkhiqizo osezingeni eliphezulu kodwa nokusekelwa kwezobuchwepheshe okuphendulayo, ukuthuthwa kwezimpahla okuguquguqukayo, kanye nethimba eliqonda izidingo zangempela zezindawo ezinengcindezi ephezulu.

Izinga le-EN 10216 liwumthetho waseYurophu olawula amashubhu ensimbi angenamthungo ahloselwe izinjongo zokucindezela, ngokugcizelela okukhethekile ezakhiweni emazingeni okushisa aphakeme. Ngokungafani nezinye izindlela ezinamathunga, amashubhu angenamthungo akhiqizwa ngokwe-EN 10216 anikeza ukwakheka kodonga olufanayo olungenamathunga avundlile, okwenza abe namandla ngokwemvelo futhi athembeke kakhulu ngaphansi kwengcindezi ejikelezayo yokushisa nemishini. Izinga lichaza izimfuneko zokwakheka kwamakhemikhali, izakhiwo zemishini, izinqubo zokukhiqiza, izimo zokwelashwa ngokushisa, ukulinganiswa kobukhulu, kanye nohlu oluphelele lwezinqubo zokuhlola. Amashubhu akhiqizwa ngokwe-EN 10216 avame ukusetshenziswa kuma-boiler, ama-superheater, ama-heat exchanger, ama-condenser, kanye nezinhlelo zokucindezela zamapayipi ezijwayelekile lapho amazinga okushisa okusebenza engadlula khona u-400 °C. Ezinkampanini ezisebenza kule mikhakha edingekayo, ukucacisa amashubhu ensimbi angenamthungo we-EN 10216 kuqinisekisa ukuthotshelwa kwemithethonqubo eqinile yokuphepha yaseYurophu futhi kunikeza uchungechunge lokulandeleka olungaqinisekiswa kusukela embonini kuya ekufakweni. I-Wuxi Hengzhihui igcina uhlu olubanzi lwamashubhu e-EN 10216 ngobukhulu obuningi namazinga ahlukahlukene, okuvumela amakhasimende ukuthi athole lokho okudingwa iphrojekthi yawo ngaphandle kwesikhathi sokulinda esingadingekile.

Izinga le-EN 10216 lihlanganisa zombili izinhlobo zensimbi ezingezona ezengxubevange kanye nalezo ezi-alloy ezifanele ukusetshenziswa emazingeni okushisa aphansi, avamile, naphakeme. Izinto ezijwayelekile zokusetshenziswa ekugcineni zihlanganisa ama-boiler omusi, imijikelezo yamanzi anengcindezi, ama-reactor amakhemikhali, kanye nama-heat exchanger endawo yokuhluza uphethiloli lapho ubuqotho bamashubhu buthinta ngqo ukuphepha kokusebenza. Ngenxa yokuthi lawa mashubhu kumele amelane nengcindezi yangaphakathi ebalulekile kanye nokushintshashintsha kokushisa, izinga libeka izilawuli eziqinile ezingeni lokukhiqiza njengokuhlanzeka kwensimbi, usayizi wokusanhlamvu, kanye namazinga okucindezeleka okusele. I-Wuxi Hengzhihui isebenza eduze nezigayo ezilandela lezi zinqubo ngokugcwele, iqinisekisa ukuthi wonke umshubhu olethwayo uhlangabezana nezigaba zokuhlola ezidingekayo ezibekwe yizinga. Noma ngabe isidingo siyibhetshu elincane lezilinganiso ezikhethekile noma i-oda elikhulu lephrojekthi, amandla okuthola izinto kanye nohlaka lokuqinisekisa ikhwalithi yale nkampani kunikeza imiphumela engaguquki.

Ukukhiqizwa kwamashubhu ensimbi angenamthungo e-EN 10216 kuqala ngensimbi ekhishwe ngokugcwele, elashwa ukuze kususwe amagesi ancibilikile futhi kuncishiswe ukungapheleli kwangaphakathi. Lensiimbi ehlanzekile ibese icutshungulwa ngomshini wokugingqika ongenamthungo, kungaba ngendlela yokushisa noma yokupholisa, kuye ngezidingo zokunemba kobukhulu nokuphela kwendawo. Amashubhu acutshungulwa ngokushisa akhiwa emazingeni okushisa aphezulu ngqo kusukela ensimbi eqinile, kuyilapho amashubhu acutshungulwa ngokupholisa enza ukudonswa okubandayo noma ukugingqika okubandayo ukuze athole ukunemba okuqinile nendawo ethuthukisiwe. Ngemva kokwakheka, wonke amashubhu kumele athole ukwelashwa ngokushisa okufanele — njengokujwayelekisa, ukujwayelekisa nokuthambisa, noma ukucisha nokuthambisa — ukuze kuthuthukiswe isakhiwo esincane futhi kuqinisekiswe izakhiwo zemishini ezishiwo emazingeni okushisa ajwayelekile naphakeme. I-Wuxi Hengzhihui iqinisekisa ukuthi yonke imijikelezo yokwelashwa ngokushisa iyabhalwa futhi iyaqinisekiswa, inikeza amakhasimende izitifiketi zokuhlola zasefektri ezirekhoda amanani angempela atholakele. Lobu buqiniso bokukhiqiza yibo obunikeza ishubhu lensimbi elingena mthungo le-EN 10216 idumela lokuthembeka ezinhlelweni ezibucayi zokucindezela, futhi kuyizinga lenkampani eliligcina ngaphandle kokuphambuka.

Insimbi ebulawa ngokuphelele ibalulekile ekukhiqizeni amashubhu angathathi cala ngoba inciphisa ukwakheka kwemigodi yomoya kanye nokufakwa kwezinto ezingezona ezensimbi okungase kube yizici ezikhulisa ingcindezi ngesikhathi sokusebenza. Isigaba sokugoqwa ngokushisa sinciphisa ubukhulu be-billet futhi sakha igobolondo elingaphakathi elingumgodi, elibe selinwetshwa libe ishubhu ngokusebenzisa uchungechunge lwe-mandrel mills noma i-plug mills. Ukulawulwa kwezinga lokushisa kuyo yonke inqubo yokugoqa kubalulekile ukuze kugwenywe ukukhubazeka ebusweni nokuqinisekisa ubukhulu bodonga obufanayo. Izimboni zozakwethu zase-Wuxi Hengzhihui zisebenzisa izinhlelo ezithuthukile zokulawula inqubo eziqapha izinga lokushisa, isivinini sokugoqa, kanye nezilinganiso zokunciphisa ngesikhathi sangempela, zikhiqiza amashubhu anezakhiwo zensimbi ezihambisanayo kulo lonke ubude.

Ezinhlelweni ezidinga ukunemba okuphezulu kobukhulu noma indawo ebushelelezi, ukwenziwa ngendlela ebandayo kunikeza isixazululo. Amashubhu adonswa ebandayo noma agingqikwa ebandayo angafinyelela ukubekezelela kobubanzi obungaphandle okungafika ku-±0.10 mm kanye namanani okushuba kwendawo angaphansi kuka-1.6 μm. Nokho, ukwenziwa ngendlela ebandayo kwethula ukuqina okubangelwa ukucindezelwa, ngakho-ke ukwelashwa ngokushisa okulandelayo — ngokuvamile ukujwayela (normalizing) — kuyadingeka ukuze kubuyiselwe inhlanganisela efiselekayo yamandla nokuvumelana. Ipharamitha yokwelashwa ngokushisa ikhethwa ngokucophelela ngokusekelwe ezingeni lensimbi kanye nezinhloso zokugcina zezakhiwo zemishini. I-Wuxi Hengzhihui ihlinzeka ngemibhalo ecacile yalowo nalowo wokuphathwa ngokushisa, okunika onjiniyela ithuba lokuqinisekisa ukuthi ishubhu lensimbi elingena-umthungo le-EN 10216 elihlinzekiwe lihlangabezana nokucaciswa kwephrojekthi ngaphambi kokuba lifinyelele esitolo sokukhiqiza.

I-EN 10216 ihlanganisa uhla lwezinga lensimbi ezingezona ezengxubevange kanye nezingxubevange, ngayinye iklanyelwe ukuhlanganisa amandla, ukukwazi ukushisela, kanye nokusebenza kahle emazingeni okushisa aphakeme. Izinga elivame kakhulu elingelona elengxubevange lifaka phakathi i-P195GH, i-P235GH, ne-P265GH, lapho inombolo ikhombisa amandla amancane okukhipha amandla ngama-megapascal ezingeni lokushisa elijwayelekile. Lawa mazinga afaneleka kahle ezicelweni ezijwayelekile zemikhumbi yokucindezela kanye nezimbiza lapho izimo zokusebenza zingagqwali kakhulu noma zingashisi kakhulu. Ezindaweni ezidinga kakhulu, izinga lifaka phakathi amazinga engxubevange afana ne-16Mo3 (equkethe i-molybdenum ukuze ithuthukise ukumelana nokukhasa), i-13CrMo4-5 (insimbi ye-chromium-molybdenum yamandla emazingeni okushisa aphakeme), ne-10CrMo9-10 (okuqukethwe okuphezulu kwe-chromium ne-molybdenum ukuze isebenze ezimweni ezinzima). Imikhawulo yokwakheka kwamakhemikhali ilawulwa ngokuqinile: i-carbon ivamise ukukhawulelwa ebangeni elinganisa amandla nokukwazi ukushisela, kuyilapho izinto ezifana ne-silicon, i-manganese, i-phosphorus, ne-sulfur zigcinwa ezingxenyeni ezincane ukuze kuqinisekiswe ukusebenza okungaguquki kwemishini nokugwema ukuphuka. I-Wuxi Hengzhihui igcina amazinga angengowengxubevange kanye nawengxubevange futhi ingakwazi ukweluleka ngokukhethwa kwezinto ezisetshenziswayo ngokusekelwe ezingeni lokushisa lokuklama, ukucindezela, nezimo zemvelo, isebenzisa ulwazi lwayo olubanzi njengenkampani ezinikele.Imikhiqizo umhlinzeki.

P195GH, P235GH, kanye ne-P265GH ziyinsimbi ye-carbon-manganese enikeza ukusebenza kahle kokushisela kanye namandla aphakeme nendawo yokushisa ephakathi. Zisetshenziswa kakhulu ekwakhiweni kwamabhoyila, ama-superheater, namapayipi okucindezela asebenza emazingeni okushisa afinyelela ku-400 °C. Amanani aphansi e-carbon equivalent alawa mazinga anciphisa ubungozi bokuqhekeka okubangelwa i-hydrogen ngesikhathi sokushisela, okwenza afanelekele ukwenziwa ngezinqubo ezijwayelekile ze-arc welding ngaphandle kokushisisa kuqala ezimweni eziningi. I-Wuxi Hengzhihui ihlinzeka njalo ngalawa mazinga ngosayizi abasuka kumapayipi amancane e-tubes ezintanjeni zokulinganisa kuya kumapayipi amakhulu e-tubes wokuhambisa umusi oyinhloko, njalo ngokulandeleka okugcwele kanye nemibiko yokuhlola imishini.

Uma izinga lokushisa lomsebenzi lidlula amandla ezinsimbi zekhabhoni, izinhlobo ze-alloy ezifana ne-16Mo3, 13CrMo4-5, ne-10CrMo9-10 ziyasebenza. Lezi zinsimbi ziqukethe i-molybdenum ne-chromium, ezithuthukisa amandla okukhasa (creep strength), ukumelana nokugqwala (oxidation resistance), nokuzinza kwesikhathi eside emazingeni okushisa aphakeme. Isibonelo, i-13CrMo4-5 iyisinqumo esijwayelekile sezindonga zamanzi zekhabhoyila (boiler water walls) namashubhu e-superheater lapho izinga lokushisa lensimbi lingafinyelela ku-550 °C. Izakhi ze-alloy nazo zithuthukisa i-hardenability, ngakho umjikelezo wokwelapha ngokushisa kumele ulawulwe ngokunembile ukuze kutholakale i-microstructure ye-ferritic-bainitic noma ye-bainitic ngokuphelele. I-Wuxi Hengzhihui isebenza nezigayo ezinolwazi lwe-metallurgical lokukhiqiza lezi zinhlobo ezikhethekile ngokungaguquki, futhi inkampani igcina ukukhethwa kosayizi bamashubhu e-alloy EN 10216 seamless steel tube alungele ukuthunyelwa ngokushesha.

Izimfuneko zezakhiwo zomshini ze-EN 10216 zicaciswa kuzo zombili izimo zokushisa ezijwayelekile nezokuphakama, okubonisa iqiniso lokuthi iningi lalawa mashubhu lizosebenza emazingeni okushisa aphezulu kakhulu kunezinga lokushisa legumbi. Amandla amancane okukhiqiza, amandla okudonsa, kanye namanani okunwebeka achazwa ngegredi ngalinye ezingeni lokushisa legumbi, kuyilapho amandla obufakazi emazingeni okushisa aphakeme (isb., 100 °C, 200 °C, 300 °C, 400 °C, kanye no-500 °C) eqinisekiswa umkhiqizi noma anqunywa ngokuhlolwa. Amandla omthelela nawo acaciswa kwamanye amagredi nokujiya, ngokuvamile alinganiswa ngokuqondile kusetshenziswa izinhlobo ze-Charpy V-notch ezingeni lokushisa legumbi noma ezingeni lokushisa eliphansi elishiwo lohlelo lokusebenza lokushisa okuphansi. Isibonelo, i-P265GH idinga amandla omthelela amancane angu-40 J ku-20 °C, kuyilapho amagredi e-alloy engaba nezimfuneko ezengeziwe emazingeni okushisa angaphansi kweqanda. I-Wuxi Hengzhihui iqinisekisa ukuthi yonke inqwaba yokukhiqiza iyahlolwa ngokuhambisana nesigaba sokuhlola esidingekayo (isb., 1.1, 1.2, noma 2.2 njengoba kuchaziwe ezingeni), futhi imiphumela yokuhlola ibikwa esitifiketini sokusila. Lokhu kusobala kunikeza abathengi ukuzethemba ukuthi ishubhu lensimbi elingena-mthungo le-EN 10216 abalitholayo lizosebenza njengoba liklanyelwe, ngisho nangaphansi kwengcindezi yokushisa ende.

Kumklamo wemikhumbi yokucindezela, amandla okukhiqiza ezingeni lokushisa lokusebenza avame ukubaluleka kakhulu kunenani lasemazingeni okushisa ajwayelekile. I-EN 10216 ihlinzeka ngamanani abhalwe phansi we-0.2% proof strength emazingeni okushisa ahlukahlukene kuhlobo ngalunye, okunika abaklami amandla okubala izingcindezi ezivumelekile ngokuya ngamakhodi emikhumbi yokucindezela afana ne-EN 13445 noma i-PED 2014/68/EU. I-Wuxi Hengzhihui ingahlinzeka ngamashubhu anezimfanelo eziqinisekisiwe zokushisa okuphezulu, eziqinisekiswa ngokuhlolwa kwangempela lapho kudingeka, iqinisekisa ukuthi impahla ihlangabezana nokucatshangwa kokuklama okusetshenziswa ithimba lobunjiniyela.

Ukulawula okunembile kobukhulu bezinto kuwuphawu olubalulekile lwezinga le-EN 10216. Lokhu kucaciswa kuchaza amazinga okunyamezelana (tolerances) obubanzi bangaphandle, ubukhulu bodonga, ukuqondakala, nobude, futhi kunezigaba ezahlukene ezitholakalayo kuye ngendlela yokukhiqiza. Kumashubhu aqedwa ngokubanda (cold-finished), ukunyamezelana kobubanzi bangaphandle kungaba nzima kufinyelele ku-±0.5 % noma ±0.10 mm (noma yikuphi okukhulu), kuyilapho amashubhu aqedwa ngokushisa (hot-finished) ngokuvamile evumela ±1.0 % kodwa asanikeza ukuvumelana okuhle kakhulu. Ukunyamezelana kobukhulu bodonga nakho kuqinile ngokufanayo: kobukhulu bodonga obufinyelela ku-3 mm, ukunyamezelana kungaba ngu-±0.15 mm kumashubhu aqedwa ngokubanda, kuyilapho izindonga eziwugqinsi zivumela ukuchezuka okusekelwe kuphesenti. Ukunyamezelana kokuqondakala ngokuvamile kukhawulelwe ku-0.0015 ubude beshubhu, okuqinisekisa ukuthi amashubhu angafakwa kalula emigqeni eqondile ngaphandle kwamandla amakhulu okugoba. I-Wuxi Hengzhihui isebenzisa amathuluzi okulinganisa anembile nezinqubo zokuhlola eziqinisekisiwe ukuqinisekisa ukuthi ishubhu ngalinye lihlangabezana nezigaba zokunyamezelana ezi-odiwe. Kumakhasimende anezidingo eziqinile zokufakwa, inkampani ingahlela ukuhlolwa okuphelele kwe-100 % kobukhulu bezinto futhi inikeze izilinganiso zeshubhu ngalinye. Lokhu kunaka ukunemba kobukhulu kunciphisa isikhathi sokufaka nokumosheka, okufaka isandla ekusebenzeni kahle kwephrojekthi iyonke.

I-EN 10216 idinga ukuthi ukuchezuka ekumeni kungadluli ku-0.0015 × L ubude bonke be-tube. Ngokwezimo ezingokoqobo, i-tube engamamitha ayi-12 iba nokugoba okungaphezulu kuka-18 mm, okwamukelekayo ezinhlelweni eziningi zamapayipi okucindezela. I-Wuxi Hengzhihui ingahlinzeka namashubhu ngobude obungaguquki noma ubude obungahleliwe ngobuncane nobukhulu obuchaziwe, okuvumela abahleli bamaphrojekthi ukuthi bathuthukise ukusetshenziswa kwezinto futhi banciphise imfucuza.

Ukuhlolwa okuphelele nokuhlolwa kuyingqikithi yohlelo lwekhwalithi ye-EN 10216. Izinga ligunyaza isethi encane yokuhlolwa okufanele konke ukushubhu kudlule kukho, okuhlanganisa ukuhlolwa kwe-tensile, ukuhlolwa kokuyicindezela, ukuhlolwa komthelela (lapho kucacisiwe), ukuhlolwa kwe-hydrostatic, kanye nokuhlolwa okungonakalisi (NDT) njengokuhlolwa kwe-eddy current noma i-ultrasonic. Ukuhlolwa kokuyicindezela kuqinisekisa ikhono leshubhu lokuguquka ngokomzimba ngaphandle kokuqhekeka, okuyindlela engaqondile yokuthambeka nokuqina. Ukuhlolwa kwe-hydrostatic kusebenzisa umfutho wangaphakathi ochaziwe — ngokuvamile okungenani izikhathi ezingu-1.5 zomfutho wokuklama — ukuqinisekisa ukuqina kweshubhu ekungangeni komoya noma amanzi kanye namandla okuqhuma. Izindlela ze-NDT zisetshenziselwa ukuthola ukuphazamiseka okungaphezulu nangaphansi komhlabathi njengama-laps, imifantu, noma ukufakwa okungaphakathi okungaphazamisa ukusebenza kwensiza. I-Wuxi Hengzhihui ilandela ngokuqinile isigaba sokuhlola okuvunyelwene ngaso nekhasimende, futhi yonke imiphumela yokuhlolwa iyarekhodwa futhi ilandeleke kushubhu ngalinye noma iqembu lokushisa. Uhlelo lokuphatha ikhwalithi lwenkampani, oluqinisekisiwe ngaphansi kwe-ISO 9001, luqinisekisa ukuthi izinqubo zokuhlola zisetshenziswa ngokungaguquki futhi zibhalwe phansi. Abathengi bayakhuthazwa ukuthi babuyekeze inkampaniMayelana Nathi ikhasi ukuze uqonde ububanzi obugcwele bezibopho zayo zekhwalithi.

Kuzinhlelo ezidinga ubuqotho obuphezulu njengamabhoyela omusi kanye nama-chemical reactors, i-EN 10216 idinga ukuthi ishubhu ngalinye lihlolwe nge-ultrasonic noma i-eddy current testing kuyo yonke indilinga yalo nobude balo. Lezi zindlela ze-NDT zingathola ukungapheleli okuncane njengamasentimitha ambalwa ayikhulu, zinikeze ungqimba olwengeziwe lokuphepha ngale kokuhlolwa kwemishini nokuhlolwa kwamanzi. I-Wuxi Hengzhihui iqinisekisa ukuthi wonke amathuluzi e-NDT ayalinganiswa futhi abasebenzi baneziqu ezifanele ezindinganisweni ezifanele. I-mill certificate ekhishwayo — ekhishwa ngokuya nge-EN 10204 Uhlobo 3.1 noma 3.2 — inikeza irekhodi eliphelele lokuhlaziywa kwamakhemikhali, izakhiwo zemishini, imininingwane yokwelashwa ngokushisa, kanye nemiphumela yokuhlolwa, inikeze abasebenzisi bokugcina ukulandeleka okugcwele kusukela ekwenzeni insimbi kuze kube ukuhlolwa kokugcina.

Ukukhetha umlingani ofanele wokuhlinzeka ngamashubhu ensimbi angenamthungo we-EN 10216 kungaba nomthelela omkhulu ezikhathini zephrojekthi, kwisabelomali, nasezingeni lilonke. I-Wuxi Hengzhihui Metal Materials Co., Ltd. iyahlukanisa ngamandla ayo amaningi abalulekile. Okokuqala, amanani ancintisanayo afinyelelwa ngokugcina ubudlelwano obuqinile nezigayo eziningi ezigunyaziwe kanye nokuthuthukisa izindlela zokuthutha, okuvumela inkampani ukuthi inikeze amanani emakethe afanele ngaphandle kokuyekethisa ngekhwalithi. Okwesibili, ukulethwa okusheshayo kuyinto eqhutshwa njalo: inkampani igcina isitokwe esikhulu sezigayo ezidumile nosayizi ezimpahleni zayo, futhi ithimba layo elisebenza ngama-oda liqeqeshelwe ukusheshisa izicelo eziphuthumayo. Okwesithathu, ukulawulwa kwekhwalithi okuqinile kufakwe kuzo zonke izinyathelo zokuhlinzeka — kusukela ekuhlolweni kwezimboni, ekuhloleni okungenayo, ekugcinweni, nasekuthunyelweni kokugcina. Okwesine, ukunakekelwa kwamakhasimende okuhle kakhulu kusho ukuthi amakhasimende athola ukwesekwa kwezobuchwepheshe ngokushesha, ukuxhumana okucacile, kanye nezimo zokukhokha eziguquguqukayo ezihambisana nezidingo zawo. Njengoba kuzinikeleIkhaya ikhasi lichaza, inhloso yenkampani ukusebenzela amakhasimende omhlaba wonke ngobuqotho nobungcweti.

I-Wuxi Hengzhihui ithumela amashubhu e-EN 10216 ezimakethe zaseYurophu, eNingizimu-mpumalanga ye-Asia, eMpumalanga Ephakathi, naseMelika, ilungisa ukupakishwa nemibhalo ukuze ihlangabezane nezidingo zokulawula zendawo ngayinye. Onjiniyela bezokuthengisa benkampani banolwazi olujulile ngamazinga omhlaba wonke futhi bangasiza ngokuhlaziya izinto ezidingekayo, ukuhlaziya ukushintshwa, nokulungiselela izitifiketi. Noma ngabe i-oda liwushubhu owodwa wokushintsha ukulungisa noma ukuthunyelwa kwephrojekthi yamathani amaningi, wonke umakhasimende uthola izinga elifanayo eliphezulu lokunakwa nokuqinisekiswa kwekhwalithi.

Ngaphandle kokuthengiselana okukodwa, i-Wuxi Hengzhihui ifuna ukwakha ubudlelwano besikhathi eside namakhasimende ngokuletha inani ngokuqhubekayo. Inkampani inikeza izivumelwano zohlaka zonyaka, izinhlelo zokugcina impahla, kanye nokubambisana kwezobuchwepheshe ekuthuthukiseni imikhiqizo emisha. Uhlu lwayo lwamakhasimende anelisekile Uzakwethu Webhizinisi bufakazi bokwethembeka kwayo nokugxila ekukhonzeni. Ngokukhetha i-Wuxi Hengzhihui njengomhlinzeki wakho wamashubhu ensimbi angenamthungo we-EN 10216, utshala imali ebudlelwanweni obusekela izinhloso zakho zokusebenza ngemikhiqizo yekhwalithi nesevisi ethembekile.