
2026-10-20
Dacromet bolts zvigadziriso zvemhando yepamusoro zvakavharwa ne zinc-flake system inopa hukuru hwekurarisa, kazhinji inodarika maawa e1,000 mumayedzo ekupfapfaidza munyu. Kusiyana nechinyakare electroplating, iyi coating haina chromium (mumagadzirirwo emazuva ano), inoenderana nenharaunda, uye inopa yakanakisa kupisa kupisa kusvika 300°C. Kune vatengi veB2B, kutsvaga kubva kumugadziri ane ruzivo kunovimbisa hukama hwe torque-tension uye kuomerera kumazinga epasi rese seDIN, ISO, uye ASTM.
A dacromet bolt inoreva chisungo chesimbi chinobatwa nechaiyo zinc-aluminium flake coating process. Yakagadzirwa sezita rechiratidzo, "Dacromet" rave izwi reindasitiri rinozivikanwa remhando yepamusoro zinc flake coatings izvo zvisingasanganisire hydrogen embrittlement njodzi ine hukama neyakajairwa electroplating.
Iyo yekupfekedza ine microscopic zinc uye aruminiyamu flakes akasungwa pamwechete neinorganic binder. Ichi chimiro chinogadzira chidziviriro chekudzivirira panguva imwe chete ichipa chibayiro (cathodic) chengetedzo. Kana iyo yekuputira yakakweshwa, zinc inozvipira kudzivirira iyo yepasi pasi pesimbi substrate kubva mukuora.
Mumaindasitiri ekushandisa, kusarudzwa kwekurapwa kwepamusoro kunobata zvakananga hupenyu uye kuchengetedzwa kwegungano. Nepo electro-zinc plating yakajairika kune yakaderera-mutengo, indoor application, inokundikana nekukurumidza munzvimbo dzakaoma. Dacromet tekinoroji inogadzirisa izvi zvisingakwanisi kuburikidza nesainzi yemhando yepamusoro.
Kune mainjiniya nenyanzvi dzekutenga zvinhu, kunzwisisa zvakanakira kuenzanisa kwakakosha pakusarudza chisungo chakakodzera chezvirongwa zvinosanganisira kuratidzwa kwekunze, kubata kemikari, kana kudengenyeka kukuru.
| Feature | Dacromet (Zinc Flake) | Electro-Zinc Plating | Hot-Dip Galvanizing |
|---|---|---|---|
| Corrosion Resistance (NSS) | High (500 - 1000+ maawa) | Pazasi (24 - 96 maawa) | Yakanyanya Kunyanya (1000+ maawa) |
| Hydrogen Embrittlement Ngozi | Hapana | Yakakwirira (yesimbi yakasimba) | Low |
| Coating Ukobvu | Mutete (8-12 µm) | Mutete (5-15 µm) | Kukora (50-100+ µm) |
| Dimensional Kururama | Yakanakisa (inokodzera standard nzungu) | Excellent | Hurombo (tambo dzinowanzoda kudzvanywazve) |
| Heat Resistance | Kusvikira ku300°C | Yakaderera (mablisters pa>100°C) | Pakati nepakati |
| Environmental Compliance | RoHS/REACH Inoenderana (Cr-Yemahara) | Inosiyana (kazhinji ine Cr6+) | Kazhinji zvinoenderana |
Sezvinoratidzwa patafura, dacromet bolts ipa yakasarudzika chiyero chepamusoro corrosion resistance uye dimensional chaiyo. Kusiyana nekupisa-dip galvanizing, iyo inowedzera kukora uye inogona kukanganisa kubata kwetambo, Dacromet inochengetedza kushivirira kwekutanga kwebhaudhi. Izvi zvinoita kuti ive sarudzo inosarudzika yeinjiniya chaiyo, magungano emotokari, uye muchina unorema uko kukwana kwakakosha.
Kugadzirwa kwemhando yepamusoro dacromet bolts kunoda kwakasimba kudzora maitiro. PaHebei Fujinrui Metal Products Co., Ltd., yakavambwa muna 2004 muHandan City, Hebei Province, iyo yekugadzira mafambiro ekufambisa inosanganisa kugadzirwa kwefastener neyepamusoro simbi pamusoro pekudzivirira ngura. Neanopfuura makore makumi maviri echiitiko uye vashandi vanopfuura mazana maviri vanhu, nzvimbo iyi inovimbisa kuti batch yega yega inosangana neyakaomesesa miitiro yepasirese.
Iyi nzira yakabatanidzwa inobvumira vagadziri vakaita seHebei Fujinrui kuti vagadzire masikuru ekuzviboorera, mabhaudhi ane hexagonal, mabhaudhi eflange, uye mawachi ane hutsika hunoenderana. Iyo kambani 10,000-square-mita nzvimbo inotsigira kugadzirwa kwegore rose kweAmerican, Germany, uye nyika chiyero fasteners, kutumira kunze kwakavimbika kuEurope, America, uye Middle East.
Nekuda kwesimba ravo rekudzivirira zvivakwa, dacromet mabhaudhi anoshandiswa kune akasiyana maindasitiri anodiwa. Kugona kwavo kumirisana nezvinonetsa kwezvakatipoteredza pasina kukanganisa kutendeseka kwechimiro kunoita kuti vakoshese muzvikamu zvakati wandei.
Motokari dzemazuva ano dzinoda mafasteners anodzivisa munyu wemumugwagwa, guruva remabhureki, uye kupisa kweinjini. Dacromet bolts anoshandiswa zvakanyanya mu:
Kusavapo kwehydrogen embrittlement kunonyanya kukosha pano, sezvo zvigadziro zvemotokari zvinowanzoshandisa simbi yakakwira (Grade 10.9 uye 12.9) kuderedza uremu uchichengetedza simba.
Kune zvimiro zvesimbi, mabhiriji, uye ma facades ekunze, kuramba kwecorrosion kwakakosha. Dacromet-coated structural bolts inopa kusimba kwenguva refu kunopesana nemvura, hunyoro, uye kusvibiswa kwemhepo. Iwo anosarurwa pane anopisa-dip galvanized mabhaudhi mune zvinongedzo zvinoda kunyatsokwana-up, senge-high-simba friction grip connections.
Maturbine emhepo anoshanda munzvimbo dziri pachena, kazhinji dziri kunze kwemahombekombe dzine hunyoro hwepamusoro uye pfapfaidzo yemunyu. Mapurazi ezuva anotarisana nematambudziko akafanana pamwe chete nekupisa bhasikoro. Dacromet mabhoti anodzivirira akakosha ekumisikidza zvimiro uye turbine zvikamu kubva mukutadza nguva isati yakwana, kuderedza mari yekugadzirisa pamusoro pehupenyu hweprojekiti.
Midziyo yekurima nemichina yekuvaka inoshanda munzvimbo dzine madhaka, abrasive, uye makemikari ane hukasha (fetereza, mishonga yezvipembenene). Iyo gobvu, yakasimba yerudzi rwezinc-flake coating inopikisa kukuvara kwemechini zviri nani pane kutetepa kwemagetsi, kuwedzera hupenyu hwesevhisi yemidziyo.
Kusarudza chisungiso chakakodzera kunosanganisira zvakawanda kupfuura kungotaura kurongedza. Mainjiniya nevatengi vanofanirwa kufunga nezve giredhi rezvinhu, mhando yeshinda, uye kutevedzera mutemo. Heino nhungamiro yekuita sarudzo ine ruzivo.
Ziva izvo mechanical mutoro zvinodiwa. Magiredhi akafanana anosanganisira:
Ita shuwa kuti mutengesi anopa RoHS uye REACH zvinyorwa zvekuteerera. Mazuva ano Dacromet magadzirirwo ndeyeChromium-6 yemahara (Cr6+), chiri chinhu chine muchetura chinorambidzwa muEU nemimwe misika. Hebei Fujinrui Metal Products Co., Ltd. inoomerera kune aya masikirwo ezvakatipoteredza, kuve nechokwadi chekuregererwa kwetsika kune kunze kwenyika kuEurope neNorth America.
Sezvo Dacromet inowedzera yakatetepa layer (kazhinji 8-12 microns), inowanzoenderana yakajairwa ISO metric nzungu. Nekudaro, kune zvakakosha maapplication, tsanangura iyo kirasi yekushivirira (semuenzaniso, 6g yekunze tambo). Gara uchiyedza-yakakodzera masampuli usati wagadzirwa misa kuti uve nechokwadi chekusangana kwakatsetseka.
Havasi vese vanogadzira vane mitsara yekupfekedza mumba. Outsourcing coating inogona kukonzera kusawirirana kwemhando. Hebei Fujinrui inobatanidza kugadzirwa kwefastener uye simbi pamusoro pekudzivirira ngura, ichibvumira kusimba kwehutongi hwemhando. Nechikwata chehunyanzvi chekugadzira tekinoroji uye anopfuura makumi maviri emakore echiitiko, ivo vanopa yakavimbika yekugovera cheni kune hexagonal mabhaudhi, flange mabhaudhi, nzungu, uye washer.
Nepo ichiwanzo shandiswa zvakasiyana, pane misiyano yehunyanzvi. Ose ari maviri zinc-flake coatings. "Dacromet" chinyakare inoreva bhachi bhachi chete, nepo "Geomet" inowanzo sanganisira topcoat (sealer) yekuwedzera lubricity uye makemikari kuramba. Nekudaro, mukushandiswa kwemazuva ano kwekutengesa, mazwi ese ari maviri anotsanangura kushanda kwepamusoro, chromium-isina zinc-alflake masisitimu. Hebei Fujinrui inogadzira akasiyana akakodzera kune ese akajairwa uye akakwira-lubricity zvinodiwa.
Kwete. Mushonga wacho une zingi nearuminiyamu, izvo zvinonyunguduka pakupisa kwewelding, zvichiita kuti hutsi hune muchetura uye huchikonzera kupisa kwesimbi. Welding inofanira kuitwa isati yavhara, kana dzimwe nzira dzekubatanidza dzemagetsi dzinofanira kushandiswa. Kana welding ichidikanwa padhuze nefastener, iyo coating ichaparadzwa munharaunda, kukanganisa kuchengetedzwa kwecorrosion panzvimbo iyoyo.
Upenyu hunoenderana nenharaunda. Mumamiriro ezvinhu emukati, vanogona kugara makumi emakore. Munzvimbo dzine mwero dzekunze, dzinowanzopfuura makore gumi-15 pasina inooneka tsvuku ngura. Mumamiriro ekunze akasimba emugungwa kana maindasitiri, anokunda zvakanyanya electro-zinc plating, kunyangwe kuongorora nguva dzose kunokurudzirwa kune zvakakosha kuchengetedza zvimiro.
Iyo base Dacromet coating ine yakakwira friction coefficient. Kune maapplication anoda chaiyo torque-tension control (senge mabhuroko einjini yemotokari), topcoat kana lubricant inowanzoiswa. Vazhinji vatengesi, kusanganisira Hebei Fujinrui, vanogona kushandisa organic kana inorganic topcoats kugadzirisa iyo friction coefficient (K-factor) sekuenderana nevatengi.
Hongu. Iyo yekutanga zvinhu isimbi, iyo inonzi ferromagnetic. Iyo zinc-aluminium coating isiri-magnetic asi yakanyanya kutetepa, saka bhaudhi rinochengeta magineti ayo. Izvi zvinobatsira pakuronga otomatiki uye kubata panguva yegungano.
Paunenge uchitsvaga kubva kuChina, kusimba kwemhando ndiyo inonyanya kunetseka kune vatengi vekunze. Hebei Fujinrui Metal Products Co., Ltd. inogadzirisa izvi kuburikidza nehupamhi hwehutongi hwemhando. Iri muHandan Guta, nzvimbo huru yekugadzira fastener, kambani inokwirisa mabhenefiti enzvimbo yekugovera cheni uku ichichengeta yakasimba yemukati kudzora.
Iyo kambani inogadzira zvakasiyana-siyana zvezvigadzirwa zvinosanganisira self-drilling screws, flat and spring washers, nemhando dzakasiyana dzemabhoti dzinoenderana neAmerican (ANSI/ASME), German (DIN), uye International (ISO) zviyero. Izvi zvakasiyana-siyana zvinovabvumira kuti vashandise misika yakasiyana muEurope, America, uye Middle East zvinobudirira.
Makiyi emhando zviratidzo anosanganisira:
Nemitengo yemakwikwi uye zvigadzirwa zvemhando yepamusoro, Hebei Fujinrui inozviisa pachezvayo semubatsiri ane hunyanzvi kumabhizinesi ari kutsvaga kukwidziridza cheni yavo yekugovera pasina kukanganisa pakuita kwehunyanzvi.
Kusarudza mupi wemupikiri akakodzera isarudzo yakakosha inokanganisa kuvimbika kwechigadzirwa, kushanda kwegungano, uye mutengo wenguva refu yekugadzirisa. Dacromet bolts inomiririra mhinduro yepamusoro kune maindasitiri anoda yakakwira corrosion resistance, kupisa kugadzikana, uye rusununguko kubva kune hydrogen embrittlement. Kupfeka kwadzo kwakatetepa, chaiko kunoita kuti ive yakanaka kune yakakwirira-simba maapplication uko kurongeka kwedimensional kusingagone kutaurirana.
Kune vatengi vari kutsvaga shamwari yakavimbika, Hebei Fujinrui Metal Products Co., Ltd. inopa musanganiswa unogombedzera wechiitiko, kugona, uye hunyanzvi hwehunyanzvi. Yakavambwa muna 2004, iine makore anopfuura makumi maviri muindasitiri inomhanyisa, kambani yakanatsa maitiro ayo ekugadzira uye ekuputira kuti asangane nemazinga epasi rose. Kugona kwavo kugadzira zvakasiyana-siyana zvekusungirira — kubva kune hexagonal uye flange mabhaudhi kusvika kuzviboora screws — pasi pedenga remba inorerutsa kutenga uye inovimbisa kuenderana mhando.
Kunyangwe iwe uri kutsvaga kuungana kwemotokari, mapurojekiti ekuvaka, kana maindasitiri emuchina, kubatana nemugadziri anonzwisisa zvese simbi uye tekinoroji yekupotera kwakakosha. Kuzvipira kwaHebei Fujinrui kumhando, kutevedzera kwezvakatipoteredza, uye mitengo yemakwikwi inoita kuti vave mumiriri akasimba kune yako inotevera kutenderera kwekutenga.
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