1. Lub fasteners yog dab tsi?
Cov khoom siv kho vajtse uas koom nrog lossis muaj kev nyab xeeb ob lossis ntau cov khoom ua ke. Piv txwv li cov screws, bolts, thiab txiv ntoo.
2. Hom Hom
Screws:Muaj xov thiab feem ntau tsis xav tau txiv ntoo.
Bolts:Siv nrog lub txiv ntoo kom nrawm.
Ceev:Khub nrog bolts; sab hauv cov xov ruaj khov lub rooj sib txoos.
Txuas:Faib load thiab tiv thaiv kev loosening.
3. Cov ntaub ntawv tseem ceeb
Hlau:Muaj zog thiab muaj zog. Feem ntau coated (piv txwv li, zinc) rau corrosion tsis kam.
Tus Hlau Stainless:Zoo heev corrosion.
Txhuas:Lub teeb yuag thiab corrosion - tsis kam, tab sis tsis muaj zog.
4. Lub zog qib
Bolts thiab Screws muaj cov cim qib (piv txwv li, 4.8, 8.8, A4). Ib tug ntau dua feem ntau qhia tau lub zog ntau dua.
