I-Dacromet-Coated Hex Socket Head Cap Screws DIN 912 Standard

2026-08-17

Uhlolojikelele Olubanzi Lobuchwepheshe Lokwelashwa Kwe-Dacromet Surface kanye Nezicaciso ze-Socket Head Cap Screw

1. Isingeniso

Izikulufu zekhanda lekhanda lesokhethi ye-hex ehlanganiswe ne-Dacromet ezihambisana nezinga le-DIN 912 zimelela isisombululo sokubopha esisebenza kahle esihlanganisa ubuhle bomshini bezikulufa zekhanda lesokhethi ezenziwe ngokunemba ezinokumelana nokugqwala okuphakeme kokwelashwa kwendawo ye-Dacromet. Lezi zibophelelo zisetshenziswa kakhulu ezinhlelweni zezimoto, zokwakha, zasolwandle, zamandla omoya, nemishini yezimboni lapho kokubili ubuqotho besakhiwo kanye nokuvikela ukugqwala kwesikhathi eside kubalulekile.

Lesi sihloko sinikeza uhlolojikelele oluningiliziwe lwezobuchwepheshe oluvela emibonweni emibili: inqubo yokumboza i-Dacromet, enikeza lezi zibophelelo izakhiwo zazo ezihlukile zokunqanda ukugqwala, kanye ne-DIN 912 socket head cap screw geometry, echaza ukwakheka kwazo komshini kanye nezindinganiso zobukhulu.

Umfanekiso 1. I-Dacromet-Coated DIN 912 Socket Head Cap Screws

2. I-Dacromet Coating Technology

I-Dacromet iwubuchwepheshe bokunamathela obusezingeni eliphezulu, obusekelwe emanzini, obunobungani bemvelo obuthuthukisiwe njengenye indlela yokwenziwa kwe-electroplating yendabuko. Iwuhlelo lokuhlanganisa i-non-electrolytic dip spin coating olwakhiwe amaflaki e-zinc acwebezelayo, ama-aluminium flakes, izinhlanganisela ze-chromic acid, kanye nezibophezelo zemvelo ezikhethekile. Uma zelashwa emazingeni okushisa aphakeme, lezi zingxenye zakha ukujiya, okunezendlalelo eziningi zensimbi ezibophela nge-metallurgical ku-substrate yensimbi.

Ngokungafani ne-electroplating evamile, encike ekufakweni kwe-electrolytic, i-Dacromet isebenzisa inqubo ye-dip-spin noma i-dip-drain. Ama-fasteners acwiliswa ku-Dacromet liquid coating, bese efakwa phakathi ukuze asuse izinto eziningi, futhi ekugcineni abhakwe cishe ku-300 degrees Celsius. Le nqubo yokwelapha ibangela ukuthi ama-zinc flakes ne-aluminium acwebezele futhi acwilise ndawonye, enze ungqimba oluyisiliva olumpunga, olunamathela kakhulu oluyisivikelo.

Inqubo yokumboza i-Dacromet iqukethe izigaba eziningana ezilawulwa ngokucophelela:

Isinyathelo	Inqubo	Incazelo
1	Ukwehlisa amafutha	Ukususwa kwamafutha, izinto zokuthambisa, nezingcolisi ezingaphezulu kusetshenziswa izinto zokuhlanza i-alkaline
2	I-Shot Blasting	Ukuhlanza ngomshini ukuze kukhishwe izingqimba zesikali, ukugqwala, ne-oxide endaweni yokubopha
3	I-Dip-Spin Coating	Ukucwiliswa ku-Dacromet liquid coating kulandelwa ukuphotha okumaphakathi ukuze kulawuleke ukujiya kokunamathela
4	Ukwelapha Okokuqala	Bhaka ku-80-120 degrees Celsius ukuze uhwamuke umswakama futhi wenze ifilimu yokuqala
5	I-Dip-Spin yesibili	Isendlalelo sokumboza sesibili esingakhethwa sokuvikela ukugqwala okuthuthukisiwe
6	Ukwelashwa Kokugcina	Bhaka ku-280-320 degrees Celsius kuya ku-sinter zinc/aluminium flakes bese wenza isendlalelo sokugcina sokuvikela
7	Ukupholisa nokuhlola	Ukupholisa okulawulwayo okulandelwa ukuhlolwa kwekhwalithi ukujiya kwe-coat, ukunamathela, nokubukeka

3. I-DIN 912 Izikulufo Zekhanda Lekhanda Lesokhethi

I-DIN 912 iyi-German Industrial Standard ecacisa ubukhulu, ukubekezelelana, kanye nezakhiwo zokusebenza zezikulufu ze-hex socket head cap, ezaziwa nangokuthi ama-Allen bolts noma izikulufu ze-socket head cap. Lezi zibophelelo zifaka ikhanda eliyisilinda elinesokhethi eyi-hexagonal drive, eklanyelwe ukushayelwa isikrufu sika-Allen (ukhiye we-hex). Izinga le-DIN 912 lamukelwe kabanzi emhlabeni wonke futhi lisebenza ngokulingana ne-ISO 4762.

Izikulufu ze-socket head cap zibonakala ngesilinganiso sazo esikhulu sokuqina kosayizi. Idizayini yekhanda eliyi-cylindrical ivumela amandla aphezulu okugoqa uma kuqhathaniswa nezikulufu zekhanda ze-hex ezivamile ezinobubanzi obufanayo, kuyilapho idrayivu ye-hex yangaphakathi inika amandla ukufakwa ezindaweni ezivalekile ezinokuvunyelwa okulinganiselwe. Ikhanda lihlala liguquguquke noma ngaphansi kwendawo yokukhwelana lapho lifakwe embotsheni ephikisayo, linikeza ukubukeka okuhlanzekile, okuphansi.

Umfanekiso 3. I-Dimensional Schematic ye-DIN 912 Socket Head Cap Screw

3.3 Izakhiwo zikaMechanical

Izikulufu ze-DIN 912 zekhanda lesokhethi zekhanda zenziwa ngezinto ezihlukahlukene futhi zitholakala kumakilasi ezakhiwo eziningi. Izigaba ezivame kakhulu zezakhiwo zezikulufu ze-socket head cap ngu-8.8, 10.9, kanye no-12.9, okubonisa ukukhuphuka kwamazinga wamandla okudonsa.

Ikilasi Lempahla	Okubalulekile	Okuncane. Amandla Okuqina (MPa)	Okuncane. I-Yield Strength (MPa)	Ukuqina (HRC)
8.8	Insimbi Yekhabhoni	800	640	22-32
10.9	I-alloy Steel	1000	900	32-39
12.9	I-alloy Steel	1200	1080	39-44
A2-70	Insimbi Engagqwali 304	700	450	-
I-A4-80	Insimbi Engagqwali 316	800	600	-

4. Izinzuzo ze-Synergistic: I-Dacromet + DIN 912

Uma i-Dacromet coating isetshenziswa kuzikulufu ze-head cap yesokhethi ye-DIN 912, umphumela uba isibambiso esihlanganisa ukusebenza komshini okukhethekile nokuvikela ukugqwala okuvelele. Lokhu kuhlangana kwenza izikulufi zekhanda lesokhethi elihlanganiswe ne-Dacromet kube ukukhetha okukhethwa kukho ezindaweni ezinzima.

5. Isiphetho

Izikulufu zekhanda lesokhethi ye-DAcromet ye-DIN 912 zimelela ukuphambana kobunjiniyela obusezingeni eliphezulu kanye nedizayini yesibambiso esinembayo. Inqubo yokumboza i-Dacromet ihlinzeka ngomgoqo wokugqwala oqinile, obhekele imvelo odlula i-electroplating evamile ngomphetho obalulekile, kuyilapho i-DIN 912 geometry iqinisekisa amandla okubamba okuphezulu, ukusebenzelana okuhle kakhulu kokushayela, kanye nokufakwa okusebenza kahle kwesikhala.

Ngokuhlangene, lobu buchwepheshe bukhiqiza isiqiniseko esikwazi ukusebenza ngokuthembekile ezindaweni ezidingeka kakhulu zezimboni. Njengoba izimboni ziqhubeka nokufuna impilo ende yesevisi, ukugcinwa okuncishisiwe, kanye nezinqubo zokukhiqiza ezihambisana nemvelo, izikulufu zekhanda le-socket head cap ehlanganiswe ne-Dacromet zizohlala ziyingxenye ebalulekile kwezobunjiniyela nokwakha emhlabeni wonke.

Emaqenjini okuthenga nawokunjiniyela, ukucacisa izikulufu zesokhethi yesokhethi ye-DAcromet ye-DIN 912 ziqinisekisa ukuthobelana nezindinganiso zamazwe ngamazwe zokuvikela ukugqwala kuyilapho kugcinwa ukusebenza kwemishini okudingekayo ezinhlelweni ezibucayi zokuphepha.

Anginayo. Okulandelayo.

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