Koj puas xav paub txog cov yam ntxwv tshwj xeeb ntawm qib 12.9?lub ntsia hlau allen, tseem hu ua lub ntsia hlau uas muaj zog thiab ruaj khov? Cia peb kawm txog cov yam ntxwv tseem ceeb thiab kev siv tau ntau yam ntawm cov khoom zoo kawg no.
Ib lub bolt allen qib 12.9, feem ntau paub txog nws cov xim dub ntuj thiab nws cov roj tiav, yog cov khoom ntawm pawg.cov bolts uas muaj zog heevCov bolts no feem ntau yog ua los ntawm hlau thiab ua kom pom kev ua tau zoo ntawm 3.6 txog 12.9, muab ntau yam kev xaiv zog rau ntau yam kev xav tau ntawm kev lag luam.
Qhov tshwj xeeb, cov ntsia hlau 12.9 qib allen pom tias siv dav hauv cov chaw uas xav tau kev ua haujlwm zoo dua. Cov lag luam xws li cov tshuab txhaj tshuaj molding, cov khoom siv hydraulic, thiab cov pwm sib dhos feem ntau vam khom qhov kev ywj pheej thiab kev ruaj khov ntawm cov ntsia hlau no. Qhov tseem ceeb, qhov nyuaj ntawm qhov chaw ntawm cov ntsia hlau 12.9 qib allen uas tau kho cua sov tuaj yeem ncav cuag 39-44 HRC, ua kom muaj kev ua haujlwm zoo tshaj plaws hauv qab cov xwm txheej nyuaj.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias lub taub hau ntawm 12.9 qib allen bolt los nrog lossis tsis muaj knurling. Feem ntau, lub taub hau knurled qhia txog 12.9 qib bolt, thaum cov uas tsis muaj knurling koom nrog cov pawg qis dua, xws li qib 4.8. Qhov kev sib txawv no muab kev meej meej thaum xaiv qhov tsim nyogntsia hlaurau cov ntawv thov tshwj xeeb, ua kom ntseeg tau tias muaj kev ntseeg siab thiab kev nyab xeeb hauv ntau yam kev tsim kho vaj tse.
Peb cov ntsia hlau allen qib 12.9 muaj ntau yam zoo, suav nrog lawv lub taub hau hexagonal tshwj xeeb. Qhov kev tsim qauv no tso cai rau lub zog loj dua thaum lub sijhawm teeb tsa thiab nruj, ua rau cov ntsia hlau no tshwj xeeb tshaj yog rau kev ua haujlwm sib dhos meej thiab muaj zog siab, tshwj xeeb tshaj yog nyob rau hauv qhov chaw nqaim.
Tsis tas li ntawd xwb, tus qauv tsim ntawm lub allen bolt muaj kev tiv thaiv zoo dua rau kev plam, ua kom muaj kev sib txuas ruaj khov thiab ruaj khov thaum lub sijhawm teeb tsa lossis disassembly. Tus cwj pwm no ua rau lub allen bolt tshwj xeeb tshaj yog rau cov haujlwm uas muaj qhov yuav tsum tau ua kom muaj zog, muab kev sib txuas ruaj khov thiab ntseeg tau.
Ntxiv mus, lub allen bolt feem ntau qhia tau tias muaj zog tiv taus corrosion, ua rau nws haum rau sab nraum zoov lossis qhov chaw corrosive heev. Qhov zoo no ua rau lub allen bolt yog qhov kev xaiv txhim khu kev qha rau kev siv mus sij hawm ntev, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas xav tau kev tiv thaiv ntxiv rau lub bolt.
Xaus lus, lub 12.9 qib allen bolt embodies kev sib xyaw ua ke ntawm lub zog, qhov tseeb, thiab kev ywj pheej, ua rau nws yog ib qho khoom tseem ceeb thoob plaws ntau yam lag luam. Nws qhov kev ua tau zoo tshaj plaws thiab kev hloov pauv tau qhia txog nws lub luag haujlwm tseem ceeb hauv kev pab txhawb kev tsim kho kom ruaj khov thiab kav ntev.
Lub sijhawm tshaj tawm: Lub Ib Hlis-09-2024
