Dacromet Hexagonal Bolts | Chidule chaukadaulo 

1. Mawu Oyamba

Maboti a hexagonal, omwe amadziwika kuti ma hex bolt, ndi ena mwa zomangira zomwe zimagwiritsidwa ntchito kwambiri mu engineering ndi zomangamanga. Akalimbikitsidwa ndi ukadaulo wa zokutira wa Dacromet, ma bolts awa amapereka kukana kwa dzimbiri, kukhulupirika kwamakina, komanso kudalirika kwanthawi yayitali ngakhale m'malo ovuta kwambiri. Nkhaniyi ikupereka tsatanetsatane wa ma bolts a Dacromet hexagonal, kuphimba mapangidwe awo, ubwino, njira zopangira, ndondomeko zamakono, ndi ntchito za mafakitale.

Dacromet ndi makina opangira zinc-flake omwe adapangidwira makampani amagalimoto. Amakhala ndi zinki ndi ma aluminium flakes olumikizidwa ndi inorganic chromate matrix. Mosiyana ndi electroplating yachikhalidwe kapena galvanizing yotentha, njira ya Dacromet si electrolytic, zomwe zimapangitsa kuti pakhale chiwopsezo chochepa kwambiri koma choteteza kwambiri chomwe sichimapangitsa kuti hydrogen imbrittlement - mwayi wofunikira kwa zomangira zamphamvu kwambiri.

Kodi Dacromet Coating ndi chiyani?

Dacromet (yomwe imatchedwanso kuti zinc-flake coating) ndi madzi opangira madzi, opangidwa kuchokera ku zinc ufa, aluminiyamu ufa, ndi chromate binders. Amagwiritsidwa ntchito pogwiritsa ntchito dip-spin kapena kupopera mbewu mankhwalawa motsatiridwa ndi kuchiritsa kwa kutentha kwambiri (pafupifupi 300 ° C), zokutira zimapanga chotchinga chamitundu yambiri chomwe chimapereka chitetezo cha cathodic, chitetezo chotchinga, komanso mawonekedwe odzichiritsa.

Kuchuluka kwa filimu yowuma kumayambira pa 4 mpaka 12 micrometer, kuonda kwambiri kuposa galvanizing wamba wotentha (50-80 μm). Ngakhale kuti ndi yowonda kwambiri, malo ophimbidwa ndi Dacromet nthawi zonse amapirira maola oposa 1,000 akuyesa kupopera mchere popanda kuoneka ngati dzimbiri lofiira.

2. Ubwino waukulu wa Dacromet Hex Bolts

Maboti a Dacromet hexagonal amapereka kuphatikiza kwapadera kwazinthu zomwe zimaposa mankhwala azikhalidwe ambiri apamtunda:

• Superior Corrosion Resistance: Kugwiritsa ntchito kupopera mchere kumaposa maola 1,000-1,200 (ISO 9227 / ASTM B117), pafupifupi kuwirikiza ka 7-10 kuposa kutulutsa mphamvu kwamagetsi.
• Palibe Hydrogen Embrittlement: Njira yopanda electrolytic imachotsa kuyamwa kwa haidrojeni, kupangitsa Dacromet kukhala yabwino kwa ma bolts apamwamba kwambiri (Giredi 8.8, 10.9, 12.9 ndi ASTM A490).
• Kukhazikika kwa Kutentha Kwambiri: Kutentha kwautumiki kosalekeza mpaka 300 ° C popanda kuwonongeka kwa filimu yotetezera-pamwamba kwambiri kuposa zokutira wamba zinki.
• Kukhazikika Kwabwino Kwambiri & Dimensional Stability: Kupaka kopyapyala kumateteza ulusi wa geometry ndikulola kusonkhana kosalala ndi mtedza wamba.
• Paintability Yabwino & Recoatability: Kumamatira mwamphamvu ku ma organic topcoats kumathandizira kukongoletsa kwina kapena kumaliza ntchito.
• Kugwirizana kwa Bimetallic: Imagwira bwino pokhudzana ndi aluminiyamu ndi zitsulo zina zosiyana, kuchepetsa chiopsezo cha galvanic corrosion.

Tsatanetsatane Woyerekeza Table

3. Njira Yopangira

Dongosolo la zokutira la Dacromet la ma bolt a hexagonal ndikutsatizana koyendetsedwa bwino komwe kumatsimikizira kuphimba kofanana ndikuchita bwino kwambiri:

1. Kukonzekera Pamwamba: Maboti amatsukidwa bwino ndikutsuka kuti achotse mafuta, ma oxides, ndi zowononga. Palibe pickling ya asidi yomwe imafunikira, kumachepetsanso chiopsezo cha haidrojeni.
2. Ntchito ya Dip-Spin: Magawo amamizidwa mu kuyimitsidwa kwamadzi kwa Dacromet ndiyeno amapota pa liwiro lolamulidwa kuti akwaniritse makulidwe a filimu yofananira ndikuchotsa zokutira mowonjezera.
3. Pre-Curing & Final Curing: Kuwotcha kotentha kumapangitsa madzi kukhala nthunzi, kutsatiridwa ndi kutentha kwambiri (~ 300 ° C) komwe kumalumikiza zinki-aluminium flakes kukhala zokutira wandiweyani, zomata.
4. Kuyang'ana Ubwino: Makulidwe a zokutira, adhesion (mayeso odulidwa), mawonekedwe, ndi zitsanzo zopopera mchere zimachitidwa kuti zitsimikizire kusasinthika kwa batch.

4. Mafotokozedwe Aukadaulo & Miyezo

Maboti a Dacromet hexagonal amapangidwa mosiyanasiyana malinga ndi miyezo yapadziko lonse lapansi ndipo amapezeka m'magulu angapo a katundu.

5. Ntchito Zamakampani

Chifukwa cha kuphatikiza kwawo kwamphamvu komanso kukana dzimbiri, ma bolts a Dacromet hexagonal amafotokozedwa m'magawo ambiri ovuta:

6. Mapeto

Dacromet hexagonal bolts imayimira njira yokhwima, yokhazikika kwambiri yomwe imatsekereza kusiyana pakati pa zokutira wamba za zinki ndi njira zina zodula monga chitsulo chosapanga dzimbiri kapena makina apadera a aloyi. Ukadaulo wawo wamakanema opyapyala umateteza kwambiri dzimbiri, umachepetsa nkhawa za hydrogen, umakhalabe ndi mphamvu zololera, komanso umapirira kutentha kwambiri, zomwe zimawapangitsa kukhala ofunikira kwambiri pantchito zamakono zauinjiniya.

Pamene mafakitale akupitirizabe kufuna moyo wautali wautumiki, kuchepetsa kukonza, ndi kudalirika kwakukulu pansi pa zovuta zachilengedwe, kukhazikitsidwa kwa zomangira za Dacromet zikuyembekezeka kukulirakulira. Posankha giredi yoyenera, kukula kwake, ndi makulidwe ake, opanga ndi akatswiri ogula zinthu amatha kukwaniritsa luso laukadaulo komanso magwiridwe antchito otsika mtengo.

Kuti mupeze malingaliro okhudzana ndi projekiti kapena mapepala aukadaulo, funsani ogulitsa zomangira oyenerera komanso akatswiri opaka utoto.