
2026-07-15
Awọn boluti flange Dacromet darapọ apẹrẹ-pinpin fifuye ti ori flange kan pẹlu aabo ipata ti o ga julọ ti ibora flake zinc-aluminiomu. Flange ti o jẹ apakan n yọkuro iwulo fun ẹrọ ifoso lọtọ, lakoko ti abọ Dacromet n pese awọn wakati 500-1,200 ti resistance sokiri iyọ laisi hydrogen embrittlement - ṣiṣe awọn fasteners wọnyi jẹ apẹrẹ fun adaṣe, ikole, ati awọn ohun elo ita gbangba.
Kini Bolt Flange kan?
Boluti flange jẹ boluti ori hex pẹlu flange ifoso ti a ṣepọ ni ipilẹ ori. Flange pin kaakiri fifuye clamping lori agbegbe ti o gbooro, idinku titẹ dada lori ohun elo ti a ti sopọ ati idilọwọ ibajẹ si rirọ tabi awọn aaye ti o ya. Eyi yọkuro iwulo fun ifoso alapin lọtọ, irọrun apejọ ati idinku kika apakan.
Key Design Awọn ẹya ara ẹrọ
Flange apapọ: Pinpin agbara clamping lori agbegbe ti o tobi ju ori hex boṣewa, idinku aapọn gbigbe ati idilọwọ ifibọ oju ilẹ.
Aṣayan serrated: Serrated flange underside geje sinu ibarasun dada, pese-itumọ ti ni egboogi-loosening resistance lai afikun titiipa irinše.
Awọn iwọn iwọn: Ti ṣelọpọ si DIN 6921, ISO 4162, tabi GB/T 5787, ni idaniloju iyipada laarin awọn ẹwọn ipese agbaye.
Awọn ipele agbara giga: Wa ni kilasi ohun-ini 8.8 ati 10.9, o dara fun igbekalẹ ati awọn ohun elo gbigbe.
Awọn pato
| Sipesifikesonu | Iye | Sipesifikesonu | Iye |
| Standard | DIN 6921 / ISO 4162 / GB/T 5787 | Opo | Metiriki M6 - M20 |
| Ohun ini Class | 8.8 / 10.9 | Ori Oriṣi | Hex pẹlu flange akojọpọ |
| Aso | Dacromet (sinkii-aluminiomu flake) | Sisanra aso | 4 - 10 μm |
| Sokiri iyọ | Awọn wakati 500 - 1,200 (ISO 9227) | Ohun elo | Erogba, irin / alloy, irin |
| Aṣayan Serrated | Serrated / ti kii-serrated flange | Ayika | Cr⁶⁺-ọfẹ, ibamu RoHS |
Dacromet (达克罗) jẹ orisun omi, itọju dada ti kii ṣe itanna ti o fi fiimu tinrin ti zinc agbekọja ati awọn flakes aluminiomu ti o ni asopọ nipasẹ awọn agbo ogun chromium inorganic. Ti a lo nipasẹ ilana imularada-dip-spin-cure, o pese awọn ipele pupọ ti aabo ipata lai ṣe afihan hydrogen sinu irin - anfani pataki fun awọn imuduro agbara-giga.
Ipata Idaabobo Mechanism
Idaabobo irubo: Awọn flakes Zinc baje ni pataki lati daabobo sobusitireti irin, paapaa nigba ti a bo aṣọ naa.
Idena ti ara: Awọn flakes zinc-aluminiomu agbekọja ṣẹda ọna tortuous ti o dina ọrinrin, atẹgun, ati awọn ions ibajẹ.
Kemikali palolo: Awọn agbo ogun Chromium ṣe fẹlẹfẹlẹ palolo ti o fa fifalẹ itu zinc ati pese iwosan ara-ẹni ni awọn scratches micro-scratches.
Awọn anfani bọtini fun Flange Bolts
Ko si hydrogen embrittlement: Aisi-itanna ilana - ailewu fun ite 8.8-10.9 ga-agbara flange boluti ibi ti electroplating ti wa ni ihamọ.
Tinrin & aṣọ: 4–10 µm ibora ṣe itọju ibamu okun ati geometry flange. Ko si tun ti awọn eso ti a beere.
Fun sokiri iyo fun wakati 500-1,200: 5-10 igba dara ju mora sinkii plating, o dara fun gun-igba ita gbangba ifihan.
Ooru sooro: Fojusi iṣẹ lemọlemọfún titi de 250°C — o dara julọ fun okun engine ati eefi-isunmọ fasteners.
Ni ibamu si ayika: Cr⁶⁺-ọfẹ, RoHS ati ibamu REACH.
Aso Afiwera
| Ohun ini | Dacromet | Sinkii Plating | Gbona-fibọ Galv. |
| Sokiri iyo (wakati) | 500 – 1,200 | 96 – 240 | 300 - 1,000 |
| Embrittlement Hydrogen | Ko si | Ewu (Gr. 10.9+) | Ko si |
| Sisanra | 4 - 10 μm | 5-25 μm | 45 – 85 µm |
| Opo Fit Ipa | Kekere | Kekere | Pataki |
| Ooru Resistance | 250°C | 200°C | 250°C |
| Ifarahan | Fadaka-grẹy, matte | Buluu-funfun | Imọlẹ / spangled |
Sokiri iyọ fun ISO 9227 NSS. Ewu embrittlement Hydrogen kan si awọn ohun mimu elekitiroti Ite 10.9 ati loke.
Awọn boluti flange Dacromet nfunni ni apapọ ọranyan ti ṣiṣe ẹrọ ati aabo ipata. Flange ti o wa ninu jẹ ki o rọrun apejọ lakoko ti o n pin fifuye ni deede, ati pe Dacromet zinc-aluminum flake ti a bo n pese awọn wakati 500-1,200 ti iyọda iyọ iyọ laisi hydrogen embrittlement. Awọn fasteners wọnyi ni lilo pupọ ni ọkọ ayọkẹlẹ, ikole, agbara afẹfẹ, ati awọn ohun elo oju omi nibiti awọn iṣẹ didi igbẹkẹle mejeeji ati agbara igba pipẹ ṣe pataki.