Nws yog tsuas yog siv rau kev sib txuas thiab fastening ntawm rooj tog.
Yog li dab tsi yog hom rooj tog screws?
1. Screws rau ntoo, feem ntau hu ua fiberboard screws.Fiberboard screws tuaj yeem muab faib ua cov hniav zoo thiab cov hniav ntxhib, nrog thiab tsis muaj tav.Feem ntau, cov hniav nyob rau sab qaum teb hemisphere muaj ntau dua li cov hniav nyias, thaum cov hniav nyob rau sab qab teb hemisphere yog tuab dua.Fiberboard screws thiab ntau yam ntoo yog cov pab zoo tshaj plaws rau DIY rooj tog.Nws yog tus cwj pwm los ntawm kev nyuaj siab (tom qab kev kho cua sov), sib sib zog nqus xov haum rau kev sib koom ua ke ntoo, siv tau yooj yim, me me yam tsis muaj qhov prefabricated tuaj yeem ncaj nraim rau hauv ntoo, qhov loj loj prefabricated qhov tuaj yeem ua tau.Saib ua ntej ntawm cov hniav nyias uas tsis muaj leeg.
2. Ntoo ntsia hlau, ib hom ntoo ntsia hlau hnyav, siv rau kev sib txuas ntawm cov ntoo thiab hlau daim hlau Lus Cim: ntawm no yog cov ntsia hlau ntoo, lub taub hau hexagonal, feem ntau peb tsis xav tau, feem ntau yog siv rau kev sib txuas ntawm cov ntim loj ntawm cov ntoo thiab hlau.
3. Tapping ntsia hlau nrog siab hardness, dav xov sib nrug, sib sib zog nqus xov, nto tsis du, ntoo ntsia hlau ntawm qhov tsis sib xws, lwm qhov sib txawv yog pom tseeb, ntoo ntsia hlau rov qab tsis muaj xov.Ntoo screws yog nyias, taw tes thiab muag muag.Tapping screws yog tuab, ntse thiab tawv.