Dab tsi yog cov ntsia hlau siv thaum txhim kho cov xim pob zeb hlau?

Cov txheej txheem kev teeb tsa ntawm cov xim pob zeb hlau cov vuas feem ntau muab faib ua cov nplais ntoo dai ib daim hlab thiab stainless hlau yeeb nkab pobzeb dai strips, yog li cov ntsia hlau siv hauv Anshi tsis zoo ib yam.
Thaum siv cov qauv ntoo, steel kab ntsia hlau yog siv; Thaum siv cov yeeb nkab steel hlau, xim pob zeb hlau pobzeb tshwj xeeb cov ntsia hlau hu ua dovetail screws yuav tsum tau siv. "Laum tail self tapping screws" tseem hu ua "drill tail screws", "drill tail screws", thiab "self drilling screws". Northerners kuj xa mus rau lawv li "dovetail screws".
Tus Tsov tus tw ntawm lub laum tail ntsia hlau yog nyob rau hauv cov duab ntawm ib tug laum tus Tsov tus tw los yog taw tes tus Tsov tus tw, tsis tas yuav tsum tau rau auxiliary ua. Nws tuaj yeem ncaj qha drilled, tapped, thiab xauv rau ntawm qhov chaw thiab cov khoom siv hauv paus, txuag lub sijhawm tsim kho. Piv nrog rau cov ntsia hlau zoo tib yam, lawv muaj lub zog toughness thiab txij nkawm, thiab yuav tsis xoob tom qab ua ke rau lub sijhawm ntev. Nws yog ib qho yooj yim los siv drilling thiab tapping kom tiav cov haujlwm hauv ib qho mus.