Emhlabeni oyinkimbinkimbi wokusingatha uketshezi ezimbonini, ubuqotho nokwethembeka kwezingxenye zokudonsa amavalvu kuyisisekelo esibalulekile sokusebenza kahle. I-HEBEI UNNA METAL TECHNOLOGY CO., LTD. izibeke njengomkhiqizi ohamba phambili, inikezela ngeminyaka yobuchwepheshe be-metallurgical ekukhiqizeni izingxenye eziyilelwe ngokunemba ezihlangabezana namazinga aphezulu omhlaba. Izingxenye zokudonsa amavalvu azizona nje izingxenye zemishini; yizinto ezibalulekile ezichaza ukuphepha, ukusebenza kahle, nokuphila isikhathi eside kwezinhlelo zokupompa zonke. Lapho lezi zingxenye zokudonsa zenziwa ngezinto ezisezingeni eliphezulu kanye namatolerances acacile, zinikeza ukuvalwa okungavuzi, ukumelana nezingcindezi eziphakeme, nokuqina ngokumelana nezinto ezonakalisayo. Ukukhetha umlingani wokudonsa kuthinta ngqo izikhathi zokulungisa, izindleko zokuyeka ukusebenza, nokwethembeka kwesistimu jikelele. Indlela yethu ephelele yokudonsa amavalvu ihlanganisa i-metallurgy ethuthukisiwe ne-quality control eqinile, iqinisekisa ukuthi ingxenye ngayinye iletha ukusebenza okuzinzile ezimeni ezahlukahlukene zokusebenza. Leli qiniso eliyisisekelo liqhubela phambili ukuzibophezela kwethu ekukhiqizeni izingxenye zokudonsa amavalvu ezidlula okulindelekile embonini futhi zinikeze inani elibonakalayo kumakhasimende ethu emhlabeni wonke.

Imisebenzi yezimboni ithembele ngokuphelele ekusebenzeni okungenasici kwezingxenye zamavalvu, lapho ngisho nephutha elincane lokubumba lingaholela ekwehlulekeni okukhulu kohlelo. Izingxenye zamavalvu ezisezingeni eliphezulu zenzelwe ukubekezelela ingcindezi enkulu yemishini, ukushintsha kokushisa, kanye nezindawo ezonakalisayo ngenkathi zigcina ukuzinza kobukhulu ezikhathini ezide zokusebenza. Ubuhlobo phakathi kwekhwalithi yokubumba nokuphepha kokusebenza abukwazi ukugcizelelwa ngokweqile — ukubumba okunezimpondo noma ukuhlanganiswa okungalungile kwezinto kungaholela ekophulweni okuyingozi, ukuvalwa okungalindelekile, kanye nokulahlekelwa okukhulu kwezimali. Ukubumba okuseqhulwini nakho kunomthelela ngqo ekusebenzeni kahle kwamandla ngokunciphisa ukungqubuzana nokuqinisekisa izici zokubopha ezifanele. Lapho kuhlolwa izingxenye zamavalvu, izinto ezifana nokuhlanganiswa kwamakhemikhali, ukufana kwe-microstructure, kanye nezakhiwo zemishini kuthonya ikhono lengxenye lokusebenza ezimeni eziyinselele. I-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. isebenzisa izinqubo eziqinile zokuhlola ezihlanganisa ukuhlolwa kwe-ultrasonic, ukuhlolwa kwe-radiographic, kanye nokuhlolwa kwengcindezi ukuqinisekisa ukuthi ukubumba ngakunye kuhlangabezana noma kudlula izidingo ezichaziwe. Lokhu kuzibophezela kwekhwalithi kuguqulela ekuphumeleleni isikhathi eside kwemishini nokunciphisa izindleko zokuba nazo zizonke kubasebenzisi bezimboni abaqaphela ukuthi ukutshala imali ekubumbeni okungcono ukutshala imali ekuqhubekeni kokusebenza.

Ubuchwepheshe bokubumba ama-valve busebenzisa izicelo zawo eziyinselele kakhulu emikhakheni lapho ukusebenza nokwethembeka kungadingi ukubuyekezwa. Imboni kawoyela negesi ithembele kakhulu ekubumbeni okuqinile ekuhloleni, ekukhiqizeni, ekuthuthweni, nasekuqiniseni imisebenzi. Lapha, i-api 600 gate valve standard imele isilinganiso sekhwalithi, ichaza izidingo eziqinile zezinto, umklamo, nokuhlolwa kwama-steel gate valve ahlose ukusebenza ngomfutho ophezulu nokushisa okuphezulu. Lawa ma-valve kumele aphathe ama-hydrocarbon anolaka, izinhlayiya ezihlikihlayo, nemifutho eguquguqukayo ngenkathi kugcinwa ukuboshwa okuphelele. Ngokufanayo, izindawo zokwelapha amanzi zincike ezingxenyeni zokubumba ama-valve ekusabalalisweni kwamanzi okuphuzwayo kanye nezinhlelo zokuphatha amanzi amdaka, lapho ukumelana nokugqwala nokuqina kwesikhathi eside kubalulekile. I-ci foot valve iyibumba elikhethekile elisetshenziswa kabanzi ezicelo zokumpompa ukugcina i-prime nokuvimbela ukubuyela emuva, okudinga izindlela zokubumba eziqondile ukuqinisekisa ukuhlala kahle nokusebenza okuthembekile. Izitshalo zokukhiqiza amandla zisebenzisa ama-iron valve castings ezinhlelweni zokupholisa, imijikelezo yomusi, nezicelo zokuphatha uphethiloli, lapho ukuzinza kwe-thermal nokugcinwa komfutho kubalulekile. Ukuguquguquka kobuchwepheshe besimanje bokubumba ama-valve kuvumela lezi zingxenye ukuthi zisebenze ekucubunguleni amakhemikhali, ezimayini, ubunjiniyela basolwandle, nezinye izindawo eziningi zezimboni lapho ukuhamba kwezinto okuhlosiwe kudingeka ukuze kusebenze ngokuphepha nangempumelelo.

Iphothifoliyo yethu yokuphumelela ibonisa izinzuzo ezibonakalayo zokukhetha izingxenye zokubumba amavalvu ezisezingeni eliphezulu ezimweni zezimboni ezidingayo. Kwenye iphrojekthi evelele, isikhungo esikhulu sezimboni zamakhemikhali sasidinga ukufakwa kwezingxenye ezindala zamavalvu ukuze kuxazululwe izinkinga zokuqhaqha njalo kanye nezindleko eziphezulu zokugcinwa. I-HEBEI UNNA METAL TECHNOLOGY CO., LTD. yanikezela ngezingxenye eziphelele zokubumba eziklanyelwe ukuhlangabezana nezimo ezithile zenqubo, okuhlanganisa izinga lokushisa eliphezulu kanye nokuchayeka kumakhemikhali anolaka. Izinto ezintsha zokubumba zibonise ukuthuthuka okusheshayo ekusebenzeni kokubopha kanye nokwethembeka kokusebenza. Kwenye indawo, igunya lamanzi kamasipala lalidinga ukuthuthukisa iziteshi zalo zokumpompa ngezingxenye zamavalvu ezihlala njalo ezingamelana nokusebenza okuqhubekayo ezimweni zamanzi ezihlikihlayo. Isixazululo sethu sahlanganisa izindlela zokubumba ezithuthukisiwe ezathuthukisa ukumelana nokuguga futhi zandisa izikhathi zesevisi ngamaphesenti angaphezu kuka-300 uma kuqhathaniswa nezingxenye zangaphambili. Indaba yesithathu yayihlanganisa isikhungo sokukhiqiza amandla esifuna ukunciphisa isikhathi sokungasebenzi esingahlosiwe ngokufaka izingxenye zamavalvu ezinganele ngezipho zethu ezisezingeni eliphezulu. Umphumela wawukuncipha okukhulu kwezinyathelo zokugcinwa kanye nokuthuthukiswa kokusebenza kahle kwezinga lokushisa ezinhlelweni zazo zamaggesi. Lezi zibonelo zangempela zigcizelela ukuthi ukunakwa okucophelelekile kwekhwalithi yokubumba kuguqulela ngqo ekuthuthukisweni okulinganisekayo kokusebenza, ukuncishiswa kwezindleko zokujikeleza kwempilo, kanye nokuthuthukiswa kwezinga lokuphepha ezikhungweni zezimboni.

Ukwenziwa kwezingxenye zokubumba izivalo kwethula izinselele zobuchwepheshe eziyinkimbinkimbi ezidinga ulwazi olujulile lwe-metallurgical kanye nekhono lokulawula inqubo. Enye yezinkinga ezibaluleke kakhulu ukwakheka kwe-shrinkage porosity kanye neziphambeko zegesi ngesikhathi sokuqina, okungahle konakalise ubuqotho bokucindezela futhi kudale izindlela zokuqeda ukuvuza ekusebenzeni. Ukulawula amazinga okuqina ngokusebenzisa umklamo ofanele wokufaka kanye nokubeka izivikelo kubalulekile ukuze kufezeke ukubumba okuqinile okunempahla ezinzile yemishini. Enye inselele ejwayelekile ukuthola i-chemistry yempahla efanele kanye ne-microstructure ukuze kuhlangatshezwane nezidingo ezithile zemishini kanye nokumelana nokugqwala. Ukuhluka ekwakhekeni kwe-alloy kungaholela ekusebenzeni okungazinzile, ukwehluleka ngaphambi kwesikhathi, noma ukwehluleka ukudlula izivivinyo zokuqinisekisa. Ukunemba kobukhulu kumele enye inkinga ebalulekile, njengoba izingxenye zokubumba izivalo kufanele zihambisane kahle nezinye izakhi ukuze kuqinisekiswe ukusebenza kahle nokubopha. Ukuhluka kokunwebeka okushisayo phakathi kwezingxenye kungadala ukugoba noma ukuqhekeka uma kungalawulwa ngokucophelela ngesikhathi sokuklama kanye nezigaba zokukhiqiza. I-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. ixazulula lezi zinselele ngokusebenzisa ukulinganisa okuphelele kwenqubo, ukulawula ikhwalithi okuqinile kuyo yonke imigomo yokukhiqiza, kanye nokutshalwa kwezimali okuqhubekayo kubuchwepheshe bokubumba obuthuthukisiwe. Ithimba lethu lochwepheshe be-metallurgists kanye nonjiniyela lisebenza eduze namakhasimende ukuthuthukisa izixazululo ezilungile ezidlula lezi zinkinga ezikhona futhi zilethe ukubumba okuthembekile, okusebenza kakhulu kwezicelo ezidinga kakhulu.

Indlela yokukhiqiza ukubumba kwamavalvu iyashintshwa ubuchwepheshe obusha obuthuthukisa ikhwalithi, bufushise izikhathi zokulethwa, futhi bubavumele ukuklama okuyinkimbinkimbi kakhudlwana. Isofthiwe yokulinganisa ethuthukisiwe manje ivumela onjiniyela ukuthi babonise inqubo yonke yokubumba ngedijithali, babike izinkinga ezingenzeka futhi balungise izinhlelo zokungena ngaphambi kokuba kuthululwe noma iyiphi insimbi. Leli khono linciphisa kakhulu ukuzama nokuhluleka ekuthuthukisweni futhi liqinisekisa ukukhiqizwa okulungile kusukela ekuqaleni ngisho nezimo eziyinkimbinkimbi kakhulu. Ubuchwepheshe bokukhiqiza obungeziwe busebenzisa kakhulu ukukhiqiza amaphethini nama-cores ayinkimbinkimbi ngokungakaze ibonwe, okwenza ukudala izimo zokubumba kwamavalvu ezingazange zikwazi ukutholakala ngezindlela zakudala. Kusayensi yezinto, ukuthuthukiswa kwezinsimbi ezisebenza kakhulu ezinezinga eliphezulu lokuqina nesisindo kanye nokumelana nokugqwala okuphakeme kuyaqhubeka nokwandisa amathuba okusebenzisa izingxenye zamavalvu. Amakhono ethu okukhiqiza amavalvu ensimbi azuzwa ngalezi zithuthukisi, afaka izindlela zokufaka umuthi ezilungisiwe kanye namasu okupholisa alawulwayo ukuze kutholwe izakhiwo ezinhle kakhulu ze-graphite nezakhiwo zemishini. Izinhlelo zokuhlola ezizenzakalelayo ezisebenzisa i-computed tomography namasu aphezulu e-ultrasonic manje zithola izinkinga zangaphakathi ngokuzwela okumangalisayo, ziqinisekisa ukuthi ukubumba okuhlangabezana nezindinganiso eziphakeme kakhulu zekhwalithi kuphela okufika emakethe. Lezi zithuthukisi zobuchwepheshe zibeka i-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. phambili embonini, ikwazi ukuletha izixazululo ezintsha ezihlangabezana nezidingo zamakhasimende eziguqukayo.

Ngokubheka phambili, izinto eziningana ezinamandla ziguqula imakethe yezingxenye zokubumba amavalvu futhi zakha amathuba amasha okuthuthukisa nokukhula. Umzamo womhlaba wonke wokuzinza ugqugquzela isidingo sezinto ezibumbayo ezisekela ukusebenza kahle kwamandla, ukunciphisa ukukhishwa, kanye nemijikelezo yokuphila yesisetshenziswa esandisiwe. Abakhiqizi ngokwengeziwe bamukela izindlela zokukhiqiza ezibhekelela imvelo, okubandakanya izinto ezisetshenziswe kabusha, izinhlelo zokuncibilikisa ezisebenza kahle ngamandla, kanye nezinhlelo zokunciphisa udoti ezinciphisa umthelela emvelweni ngenkathi kugcinwa ikhwalithi yomkhiqizo. Ubuchwepheshe bedijithali kanye ne-Industry 4.0 buvumela izindawo zokukhiqiza ezihlakaniphile lapho ukuqapha ngesikhathi sangempela, ukugcinwa okubikezelayo, kanye nokwenza kahle kwezinqubo okusekelwe kudatha kuthathwa njengenqubo ejwayelekile. Ukugcizelelwa okukhulayo ekuthuthukisweni kwengqalasizinda emikhakheni yamanzi, amandla, kanye nezokuthutha kulindeleke ukuthi kusekele isidingo esiqinile sezinto ezisezingeni eliphezulu zokubumba amavalvu emashumini eminyaka ezayo. I-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. iyayisebenzisa ngokusebenzayo lezi zici ezibheke esikhathini esizayo, sandisa imigqa yethu yemikhiqizo ukuze sihlanganise izixazululo zamavalvu we-api 600 gate valve ezihlangabezana nezidingo eziguqukayo zemboni ngenkathi sigcina ikhwalithi nokwethembeka okuthenjwa ngamakhasimende ethu. Ukuhlanganiswa kwezinto ezithuthukisiwe, izinqubo zokukhiqiza ezihlakaniphile, kanye nezindlela ezizinzile kubeka inhlangano yethu ukuba ihola imboni ibheke esikhathini esizayo lapho izinto ezibumbayo zamavalvu zihlinzeka ngokusebenza okukhulu nakakhulu, izimpilo zesevisi ezinde, kanye nokuhambisana nemvelo okuthuthukisiwe.

Yimaphi izinto ezisetshenziswa kakhulu ezingxenyeni zokubumba izivalo? Izivalo ezibunjiweyo zenziwa ngezinto ezahlukahlukene ezihlanganisa insimbi ye-carbon, insimbi engagqwali, izinhlanganisela ze-duplex, nezinto ezisekelwe ku-iron njenge-ductile iron ne-gray iron. Ukukhethwa kwezinto ezithile kuncike ekusetshenzisweni okuhlosiwe, ingcindezi yokusebenza, ububanzi bokushisa, kanye nemvelo yoketshezi olusingathwayo. Into ngayinye inikeza izinzuzo ezihlukile ngokuya ngezici zemishini, ukumelana nokugqwala, kanye nokonga izindleko ezimweni ezithile zensizakalo.

Yiziphi izitifiketi zekhwalithi izingxenye zokubumba amavalvu okufanele zibe nazo? Abakhiqizi bamavalvu abahlonishwayo ngokuvamile banemititifiketi efana ne-ISO 9001 yezinhlelo zokuphatha ikhwalithi, kanye nezitifiketi ezithile zomkhiqizo njenge-API 6D, i-API 600, noma izindinganiso ze-ASME. Lezi zitifiketi zibonisa ukuthobela izimfuno ezamukelwe umhlaba wonke zezimfanelo zezinto, ukubekezelelana kobukhulu, izinqubo zokuhlola, nemikhuba yokubhalisa eqinisekisa ikhwalithi eqhubekayo nokulandelelwa kuyo yonke inqubo yokukhiqiza.

Umthelela onjani wokukhethwa komphakeli wokubumba ama-valve ekuthembekeni kokusebenza? Ubuchwepheshe bomphakeli ekubunjweni kwensimbi, ukulawulwa kwenqubo, nokuqinisekiswa kwekhwalithi kuthinta ngqo ukusebenza nokuphila komlando kwezingxenye zama-valve. Umkhiqizi onolwazi njenge-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. uletha ulwazi olujulile lobuchwepheshe, amakhono aphezulu okukhiqiza, nezinqubo eziqinile zokuhlola ezinciphisa ubungozi bamacala futhi ziqinisekise ukusebenza okungaguquki kuwo wonke ama-casting alethwe, ekugcineni kunciphise izidingo zokugcinwa nokwelula impilo yesevisi yezinto zokusebenza.

Yimiphi imikhawulo ejwayelekile yesikhathi sama-oda okubumba ama-valve enziwe ngokwezifiso? Imikhawulo yesikhathi iyahlukahluka kuye ngokuba yinkimbinkimbi komklamo wokubumba, ukutholakala kwezinto, izidingo zamathuluzi, kanye nenani le-oda. Imiklamo ejwayelekile ingatholakala esitokweni noma ngemikhawulo emifushane yokukhiqiza, kanti izixazululo ezenziwe ngokwezifiso ngokuvamile zidinga isikhathi esengeziwe sokuthuthukiswa kwamaphethini, ukulinganisa inqubo, kanye nokuqinisekiswa kwe-prototype. Ithimba lethu lisebenza eduze namakhasimende ukusungula izimiso zesikhathi ezicacile ezilinganisa izidingo zekhwalithi nezikhathi zephrojekthi.

Ukutshala imali ezingxenyeni zezingxenye zokubopha ezisezingeni eliphezulu kuyisinqumo samasu esiletha izinzuzo ezilinganisekayo kuzo zonke izici zemisebenzi yezimboni. Kusukela ekuthuthukisweni kokuphepha nokwethembeka kuya ekwehlisweni kwezindleko zokugcinwa kanye nokuphila isikhathi eside kwemishini, izinzuzo zezingxenye ezingcono kakhulu ziqoqa ngokuhamba kwesikhathi ukuze zakhe izinzuzo ezibalulekile zokuncintisana kubasebenzisi abahlakaniphile. I-HEBEI UNNA METAL TECHNOLOGY CO.,LTD. ihlanganisa amashumi eminyaka okuhlangenwe nakho kwe-metallurgical, amakhono akhiqizayo athuthukisiwe, nokuzibophezela okungaguquki kwekhwalithi ukuletha izixazululo zokubopha ivalvu ezedlula okulindelwe ngamakhasimende. Noma izicelo zakho zidinga izingxenye zokubopha i-api 600 gate valve zensizakalo ye-hydrocarbon enomfutho ophezulu, izingxenye zevalvu ye-ci foot valve zezinhlelo zokumpompa, noma izingxenye ezivamile zevalvu yensimbi zezicelo zezimboni ezahlukahlukene, ithimba lethu line ulwazi nezinsiza zokuhlinzeka ngezixazululo ezinhle kakhulu. Sikhuthaza ukuthi uhlole izipho zethu zemikhiqizo ebanzi ku-Imikhiqizo ikhasi futhi ufunde kabanzi ngamakhono enkampani yethu ku-Mayelana Nathi ikhasi. Ukuze uthole ulwazi olusha lwemboni nentuthuko yenkampani, vakashela i-Izindaba isigaba. Ukubambisana nathi kusho ukutshala imali ekusebenzeni kahle, ukunciphisa ubungozi, nokusebenza okuzinzile okuhola impumelelo yebhizinisi namuhla nasikhathini esizayo.