
I-Dacromet galvanized Grade 8.8 kanye ne-10.9 high – tensile B7 hex head bolts namantongomane asebenzisa kakhulu insimbi ye-alloy enamandla njengesisekelo.
I-Dacromet galvanized Grade 8.8 kanye ne-10.9 high - tensile B7 hex bolt head bolts namantongomane asebenzisa kakhulu insimbi yealloy yamandla aphezulu njengesisekelo. Ukuqokwa kwe-B7 kukhombisa ukuthi okokusebenza kuhlangabezana namazinga athile e-ASTM A193, aqashelwa kabanzi ngezakhiwo zawo zemishini kanye nezidingo zokwakheka kwamakhemikhali ezinhlelweni zokusebenza zengcindezi ephezulu.
Kumabhawudi namantongomane eBanga lesi-8.8, insimbi ye-alloy ngokuvamile iqukethe izakhi ezifana nekhabhoni, i-manganese, ne-silicon. Ngemuva kokwelashwa okufanele kokushisa, lezi zingxenye zisebenza ndawonye ukuze kuzuzwe amandla amancane we-800 MPa kanye namandla okukhiqiza angu-640 MPa. Lokhu kubenza bafanelekele izinhlelo zokusebenza ezijwayelekile - ukuya kweziphakathi - ezinzima - lapho ukuqiniswa okuthembekile ngaphansi kwemithwalo ebalulekile kuyadingeka.
Ngakolunye uhlangothi, izinhlobo zeBanga le-10.9 eziqinile, zenziwe ngensimbi ye-alloy enokulawula okunembe kakhudlwana phezu kokwakheka kwamakhemikhali kanye nenqubo yokwelapha yokushisa eqinile. Bangakwazi ukuthola amandla amancane okuqinile we-MPa ayi-1000 namandla okukhiqiza angama-900 MPa, okubenza bakwazi ukumelana nemithwalo ephezulu kakhulu, ukudlidliza, kanye nezingcindezi zemishini. Leli banga lamandla aphezulu livame ukusetshenziswa ekuxhumekeni kwesakhiwo esibucayi lapho ukwehluleka kungeyona inketho.
Isici esichazayo sale mikhiqizo yi-Dacromet galvanization. I-Dacromet coating iwukwelashwa kokusebenza okuphezulu kokulwa nokugqwala okuhlanganiswe ikakhulukazi ama-zinc flakes, ama-aluminium flakes, ama-chromates, nama-organic binders. Uma isetshenziswa phezu kwamabhawudi ensimbi ye-alloy namantongomane, yakha ifilimu eliminyene, iyunifomu, nenamathelayo elinikeza ukumelana nokugqwala okuphakeme uma kuqhathaniswa nezindlela zendabuko zokugalela.
Ulayini womkhiqizo we-Dacromet galvanized Grade 8.8 kanye no-10.9 high - tensile B7 hex head bolts namantongomane uhlanganisa amamodeli ahlukene ahlukaniswe ngosayizi, ubude, kanye nezidingo ezithile zohlelo lokusebenza:
Amamodeli ajwayelekile we-Metric kanye ne-Imperial: Itholakala ngebanga eliphelele losayizi wemethrikhi nowe-imperial. Kuhlelo lwemethrikhi, amadayamitha ebhawodi ngokuvamile asukela ku-M6 kuya ku-M36, kuyilapho ohlelweni lombuso, amboza ukusuka ku-1/4" ukuya ku-1 - 1/2". Ubude be-bolts bungahluka kusuka ku-20mm (noma 3/4") kuya ku-300mm (noma 12") noma ngaphezulu, kuye ngezidingo zangempela zamaphrojekthi ahlukene. Amamodeli ajwayelekile alandela izindinganiso ezifanele zamazwe ngamazwe nezikazwelonke zamabhawodi ekhanda le-hex namantongomane, aqinisekisa ukuhambisana nama-wrenches ajwayelekile, amasokhethi, namanye amathuluzi okubopha.
High - Load - Umthamo Amamodeli Akhethekile: Ngezicelo zezimboni ezisindayo, amaphrojekthi wokwakha amakhulu, nokufakwa kwengqalasizinda ebalulekile, kunikezwa amamodeli akhethekile womthamo omkhulu. Lawa mabhawodi namantongomane avamise ukuba namadayamitha amakhudlwana namakhanda e-hex aminyene ukuze abambe amandla amakhulu okuqina nawokugunda. Aklanyelwe ngokukhethekile ukusetshenziswa ezinhlelweni ezifana nokuhlanganisa imishini esindayo, ukwakhiwa kwebhuloho, nezinhlaka zokwakha eziphakeme kakhulu, lapho ikhono lokumelana nemithwalo enzima libalulekile.
Ukugqwala - Amamodeli Athuthukisiwe Angazweli: Ngaphandle kwe-Dacromet galvanization evamile, amanye amamodeli angase enziwe ukwelashwa okwengeziwe kokubola noma asebenzise ukwakheka okuthuthukisiwe kwe-Dacromet coating. Lawa mamodeli athuthukisiwe amelana nokugqwala athuthukiswa ukuze abhekane nezimo ezinzima kakhulu, njengezinkundla ezingasogwini lolwandle, izitshalo zamakhemikhali, nezindawo ezinezinga eliphezulu lokungcoliswa komoya kanye nomswakama. Banganikeza ukuvikeleka okunwetshiwe ekulimaleni okukhulu, okuqinisekisa ukwethembeka kwesikhathi eside kwesistimu yokubopha.
Ukukhiqizwa kwe-Dacromet galvanized Grade 8.8 kanye ne-10.9 high - tensile B7 head bolts namantongomane kuhilela izinyathelo ezinembayo eziningi kanye nekhwalithi eqinile - izinyathelo zokulawula:
Ukulungiselela Material: Izinto zokusetshenziswa kwensimbi yensimbi yekhwalithi ephezulu zitholakala ngokucophelela ukuze zihlangabezane nezidingo ze-ASTM A193 B7 kanye nebanga lamandla athile (iBanga lesi-8.8 noma i-10.9). Ukuhlolwa okuqinile kwenziwa ekubunjweni kwamakhemikhali, izakhiwo zemishini, kanye nekhwalithi yangaphezulu yensimbi. Imigoqo yensimbi noma izinduku zibe sezisikwa zibe ubude obufanele ngokuvumelana nobukhulu obucacisiwe bamabhawodi namantongomane.
Ukubumba: Insimbi ye-alloy yakheka ibe yisici sekhanda le-hex kanye ne-shank (kumabhawudi) noma umumo we-hex nut ngezinqubo ezibandayo - zesihloko noma ezishisayo. Okubandayo - isihloko sivame ukusetshenziselwa amabhawodi namantongomane anosayizi amancane, asebenza kahle ekukhiqizeni ngobuningi futhi angenza umumo ngokunembile kuyilapho kugcinwa ukunemba kobukhulu. I-Hot - forging isetshenziswa kumabhawodi amakhulu - ububanzi noma ama-high - amandla namantongomane, lapho insimbi ishiswa ukuze ibe nesimo esithambile bese ibunjwa ngaphansi kwengcindezi ephezulu ukuze kuzuzwe amandla adingekayo kanye nobukhulu obunembile.
Uchungechunge: Ngemva kokwakhiwa, amabhawodi enza imisebenzi yokuthungatha. Ukugoqa intambo kuyindlela ekhethwayo njengoba kwakha intambo enamandla ngokubanda - ukusebenza kwensimbi, ukuthuthukisa ukumelana nokukhathala kwamabhawodi. Amadayi akhethekile asetshenziselwa ukuqinisekisa ukuthi ukuphakama kwentambo, iphrofayili, nobukhulu kuhlangabezana nezindinganiso ezifanele, okuqinisekisa ukufana okufanele namantongomane. Ngamantongomane, izintambo zangaphakathi zisikwa ngokucophelela noma zakhiwe ukuze kuqinisekiswe ukuhambisana okunembile namabholithi ahambisanayo.
Ukwelashwa Kokushisa: Ukuze kuzuzwe iBanga lesi-8.8 elifunwayo noma i-10.9 izakhiwo zemishini, ama-bolts akhiwe namantongomane angaphansi kochungechunge lwezinqubo zokushisa - ukwelashwa. Lokhu ngokuvamile kufaka phakathi ukuthambisa ukuze kuthambise insimbi futhi kuqedwe ingcindezi yangaphakathi, ukucisha ukuze kwandiswe ubulukhuni namandla, nokuthambisa ukulungisa ubulukhuni nokuqina kube sezingeni elifanele. Inqubo yokwelapha ukushisa ilawulwa ngokunembile ukuze kuqinisekiswe ukuthi amabhawodi namantongomane ahlangabezana namandla aqinile kanye nezidingo zokusebenza zamamaki awo afanele.
Isicelo se-Dacromet Coating: Okokuqala, amabhawodi namantongomane ahlanzwa kahle ukuze asuse noma yikuphi ukungcola, uwoyela, noma isikali esingaphezulu. Ngemuva kwalokho, bacwiliswa kusixazululo se-Dacromet noma bambozwe ngokufafaza, esabalalisa ngokulinganayo isisombululo esiqukethe ama-zinc flakes, ama-aluminium flakes, ama-chromates, nama-binders endaweni yawo. Ngemuva kokumboza, izingxenye zelashwa ekushiseni okuphezulu (ngokuvamile cishe ku-300 ° C). Ngesikhathi senqubo yokuphulukisa, izingxenye zesisombululo se-Dacromet zisabela ukuze zenze i-dense, i-corrosion - ukumelana nokunamathela ngokunamathela okuhle kakhulu ku-substrate yensimbi ye-alloy.
Umhlangano kanye Nokuhlolwa Kwekhwalithi: Amabhawudi abhangqwe namantongomane ahambisanayo. Yonke iqoqo lemikhiqizo ingaphansi kokuhlolwa kwekhwalithi okuqinile. Ukuhlolwa kwe-Dimensional kwenziwa ukuze kuqinisekiswe ukuthi ububanzi, ubude, ukucaciswa kwentambo, nosayizi wekhanda wamabhawodi namantongomane kuyahlangabezana nezindinganiso. Ukuhlolwa kwemishini, okufana namandla aqinile, umthwalo wokuqinisekisa, kanye nokuhlolwa kwe-torque - ukuqina, kwenziwa ukuze kuqinisekiswe umthwalo - umthamo wokuthwala nokusebenza kwamapheya ebhawodi - amantongomane. Ukuhlolwa okubonakalayo kuyenziwa futhi ukuze kuhlolwe ukonakala kwendawo, ukumbozwa okufanele kwe-Dacromet coating, nanoma yikuphi ukungahambisani nezidingo zokubukeka. Imikhiqizo ephase zonke izivivinyo zekhwalithi kuphela egunyazwe ukupakishwa nokulethwa.
Ukwelashwa kwe-Dacromet galvanization surface kuyisici esibalulekile ekusebenzeni okuphezulu kwala mabhawodi namantongomane:
Ukwelashwa kwangaphambili: Ngaphambi kokugqoka i-Dacromet, ama-bolts namantongomane aphathwa ngaphambili ukuze kuqinisekiswe ukunamathela okuhle kokugqoka. Le nqubo yangaphambi kokwelashwa iqala ngokususa amafutha, lapho izakhi zihlanzwa ngezincibilikisi noma izixazululo ze-alkaline ukuze kukhishwe uwoyela, amafutha, nokunye ukungcola kwemvelo. Ngemuva kwalokho, ukuchotshozwa kwenziwa kusetshenziswa isisombululo se-asidi ukususa ukugqwala, isikali, nokungcola okungaphili ebusweni. Ngemuva kokukhetha, ama-bolts namantongomane ahlanjululwa kahle ukuze aqede i-asidi esele, futhi ekugcineni, ayomiswa ukuze alungiselele ukumbozwa kwe-Dacromet.
Inqubo ye-Dacromet Coating: Kunezindlela ezimbili zokusebenzisa i-Dacromet coating: ukucwiliswa kanye nokufafaza. Endleleni yokucwiliswa, ama-bolts aphethwe ngaphambili namantongomane acwiliswa ngokuphelele kusixazululo se-Dacromet, okuvumela isisombululo ukumboza ngokugcwele indawo. Ngendlela yokufafaza, isixazululo se-Dacromet sifafazwa ngokulinganayo phezulu kusetshenziswa imishini yokufafaza. Ngemuva kokumboza, izingxenye zifakwa kuhhavini ukuze ziphulukiswe. Ngesikhathi senqubo yokwelapha, amanzi esixazululo se-Dacromet ayahwamuka, futhi ama-zinc flakes, ama-aluminium flakes, ama-chromates, nama-binders asabela ngokwamakhemikhali ukuze akhe uqweqwe oluqhubekayo, oluminyene, noluzinzile olunogqinsi olulinganiselwa ku-5 - 15 microns.
Thumela - ukwelashwa: Kwezinye izimo, ukuthunyelwa - ukwelashwa kungenziwa ngemuva kokugcoba kwe-Dacromet. Lokhu kungabandakanya ukwelashwa kwe-passivation ngamakhemikhali akhethekile ukuze kuthuthukiswe ukumelana nokugqwala kwe-coating, noma ukusebenzisa ijazi eliphezulu ukuze kuthuthukiswe ukumelana nokuhuzuka nokubukeka kwendawo. Ukwelashwa kwe-Post kusiza ukuthuthukisa ukusebenza kwe-Dacromet - amabhawodi ahlanganiswe namantongomane futhi uwavumelanise nezidingo ezahlukahlukene zohlelo.
I-Dacromet galvanized Grade 8.8 kanye ne-10.9 high - tensile B7 hex head bolts namantongomane asetshenziswa kakhulu emikhakheni ehlukahlukene yobunjiniyela neyokwakha:
Ukwakha Nokwakha: Emaphrojekthini wokwakha amakhulu, ikakhulukazi izakhiwo eziphakeme kakhulu, amabhuloho, nezitshalo zezimboni, lawa mapheya ebhawodi - amantongomane asetshenziselwa ukuxhuma imishayo yensimbi, amakholomu, namatrusses. Amandla abo aphezulu aqinisekisa ukuzinza nomthwalo - amandla okuthwala isakhiwo sokwakha, kuyilapho i-Dacromet galvanization inikeza ukuvikelwa kwesikhathi eside ngokumelene nokugqwala, ngisho nasezindaweni zangaphandle ezivezwe emkhathini, imvula, nezinye izimo zezulu.
Imishini Enzima Nezisetshenziswa Zokukhiqiza: Ekwenziweni kwemishini esindayo, efana nemishini yokwakha, imishini yezimayini, nemishini yezolimo, lawa mabhawodi aqinile namantongomane abalulekile ekuhlanganiseni izingxenye ezibalulekile. Angakwazi ukumelana nemithwalo esindayo, ukudlidliza, nokushaqeka okukhiqizwa ngesikhathi sokusebenza kwemishini. Ukumelana nokugqwala okuhle kakhulu kwe-Dacromet coating futhi kuvikela amabhawodi namantongomane ezimeni ezinzima zokusebenza, njengokuchayeka ekungcoleni, umswakama, namakhemikhali.
I-Automotive and Aerospace Industries: Embonini yezimoto, iBanga lesi-8.8 nele-10.9 amabhawodi namantongomane aqinile asetshenziswa ekuhlanganiseni injini, ekwakhiweni kwe-chassis, nasezinhlelweni zokumiswa. Amabhawodi ebanga eliphezulu angu-10.9 abalulekile ekuvikeleni izingxenye zenjini nokuqinisekisa ukusebenza nokuphepha kwemoto ngaphansi kwezimo ezihlukahlukene zokushayela. Embonini ye-aerospace, lapho ikhwalithi eqinile nokusebenza kwezindinganiso kuyadingeka, la mabhawodi namantongomane asetshenziselwa ukuhlanganisa izingxenye zendiza. Ukukhiqiza kwazo okunembayo, amandla aphezulu, nokumelana nokugqwala okuthembekile kubalulekile ekuphepheni nasekusebenzeni kwezindiza.
Amandla kanye Nokukhiqiza Amandla: Ezikhungweni zikagesi, okuhlanganisa izikhungo zamandla ashisayo, enuzi, kanye namandla avuselelekayo, lezi zipheya zamabolt - nut zisetshenziselwa izinto zokubopha, amapayipi, nezingxenye zesakhiwo. Bangakwazi ukumelana namazinga okushisa aphezulu, izingcindezi, kanye nengcindezi yemishini ekhona ezindaweni zokukhiqiza amandla. I-Dacromet coating ivikela amabhawodi namantongomane ekugqwaleni okubangelwa isitimu, amakhemikhali, nezinye izinto, iqinisekisa ukusebenza okuthembekile kwesikhathi eside kwemishini yokuphehla amandla.
Offshore and Marine Engineering: Ezinkundla zasolwandle, imikhumbi, nokufakwa olwandle, lapho ukuchayeka emanzini anosawoti, umswakama ophezulu, nezimo zasolwandle ezinokhahlo kuhlala njalo, lawa mabhawodi namantongomane aziswa kakhulu. Inhlanganisela yensimbi ephezulu ye-alloy kanye ne-Dacromet galvanization ibenza bakwazi ukumelana nemiphumela elimazayo yamanzi olwandle, kuvimbele ukwehluleka kwesakhiwo ngenxa yokugqwala. Zisetshenziselwa ukubopha izingxenye ezihlukahlukene zasolwandle, ukuqinisekisa ukuphepha nokuqina kwezakhiwo zasogwini nezasolwandle.
Amandla Aphakeme Ngokukhethekile: Ngezilinganiso zamandla zeBanga lesi-8.8 nele-10.9, lawa mabhawodi namantongomane anikeza ukuqina okuvelele namandla okukhiqiza. Bangakwazi ukuxhuma ngokuqinile izingxenye zesakhiwo futhi bamelane nemithwalo esindayo, ukudlidliza, namandla okugunda, baqinisekise ukuzinza nokuphepha kwezakhiwo zobunjiniyela ezinhlelweni ezihlukahlukene ezifunayo.
I-Superior Corrosion Resistance: I-Dacromet galvanization inikeza ukumelana nokugqwala okuhle kakhulu, okudlula kude lokho kwezindlela zendabuko zokugalela. Ukwakheka okuyingqayizivele kwe-Dacromet coating kwakha ifilimu eliqinile elivikelayo elihlukanisa ngempumelelo isisekelo sensimbi endaweni egqwalayo. Ingakwazi ukumelana nokuguguleka komswakama, usawoti, amakhemikhali, nezinye izinto ezonakalisayo, okunweba kakhulu impilo yesevisi yamabhawodi namantongomane uma kuqhathaniswa nemikhiqizo evamile. Lokhu kubenza bafaneleke ikakhulukazi ukusetshenziswa ezindaweni ezinokhahlo lapho ukugqwala kuyinkinga enkulu.
Ukuqiniswa Okunokwethenjelwa Nokuvikelekile: I-hex head design yama-bolts namantongomane ahambisanayo inikeza indlela yokubopha ethembekile nevikelekile. Umumo we-hexagonal uvumela ukuqina nokukhululeka kalula ngama-wrenches noma amasokhethi, futhi idizayini yentambo enembile iqinisekisa ukulingana okuqinile, okukwazi ukumelana nezinhlobo ezahlukene zemithwalo yemishini. Inhlanganisela yezinto eziphezulu zamandla kanye nokubandakanyeka okufanele kwentambo kuqinisekisa ukuthi ukubopha kuhlala kuvikelekile ngisho nangaphansi kwezimo ezimbi kakhulu.
Ukuhambisana Okuhle Nokumaniswa: Lawa mabhawodi namantongomane athobela izindinganiso ezifanele zamazwe ngamazwe nawezwe, okuqinisekisa ukuhambisana okuhle kakhulu kuwo wonke amaphrojekthi nezimboni ezahlukene. Ubukhulu obujwayelekile kanye nokucaciswa kwentambo kuvumela ukushintshwa nokushintshashintsha kalula, ukwenza kube lula ukuthengwa kwempahla, ukufakwa, kanye nezinqubo zokulungisa. Lokhu kumiswa futhi kunciphisa ingozi yamaphutha ekuhlanganisweni futhi kuthuthukisa ukusebenza kahle kwephrojekthi iyonke.
Ukusebenza Okuzinzile Kwesikhathi Eside: Ngezinqubo eziqinile zokukhiqiza, ukwelashwa okushisa okunembile, kanye nekhwalithi ephezulu ye-Dacromet, lawa mabhawodi namantongomane agcina ukusebenza okuzinzile kwemishini nokulwa nokugqwala isikhathi eside. Angasebenza ngokwethembeka ngaphansi kwezimo ezihlukahlukene zokusebenza eziyinkimbinkimbi ngaphandle kokuwohloka okuphawulekayo kokusebenza, ukunciphisa izindleko zokunakekela kanye nokunciphisa ingozi yokwehluleka okungalindelekile. Lokhu kuzinza kwesikhathi eside kubalulekile ekuqinisekiseni ukusebenza okuqhubekayo kwengqalasizinda nemishini ebalulekile.
Ayinandaba nemvelo: Uma kuqhathaniswa nezinye izindlela zokwelapha zendabuko zokulwa nokugqwala ezingase zikhiqize izinto eziyingozi, inqubo yokumboza ye-Dacromet ihambisana nemvelo. Iqukethe insimbi encane esindayo futhi ayikhiqizi imfucuza enkulu phakathi nenqubo yokukhiqiza, ihlangabezana nezidingo zokwakhiwa kobunjiniyela besimanje ukuze kuvikelwe imvelo ngenkathi isahlinzeka ngokuvikeleka kokugqwala kokusebenza okuphezulu.