Dab tsi yog qhov txawv ntawmcov ntsia hlauthiab hlau ntsia hlau?Qee tus neeg yuav hais tias cov ntsia hlau yog ua los ntawm cov hlau;Hlau ntsia hlau yog ua los ntawm hlau.Cov lus teb puas yooj yim heev?Yeej tsis yog.
Cov khoom siv hlau siv rau cov khoom fastening.Kev siv dav hauv kev lag luam, kev ua liaj ua teb, kev tsim kho, pej xeem thiab lwm yam, feem ntau yog siv rau hauv kev sib cais axial yog me me radial shear quab yuam ntawm cov khoom ruaj, muaj cov yam ntxwv ntawm kev ua haujlwm yooj yim, siv tau yooj yim, kho sai.
Ib tug nyias, zoo li tus pas nrig ua los ntawm hlau.Nws muaj lub taub hau tiaj tus ntawm ib qho kawg thiab ib qho ntse ntawm lwm qhov, uas yog siv los kho lossis koom nrog, thiab tseem tuaj yeem siv rau dai khoom.
Los ntawm hardness kom paub qhov txawv:hlau ntsia hlauhardness;Nail hardness yog me me, siv rau cov ntoo, cov khoom siv hauv av;
Qhov sib txawv loj tshaj plaws ntawm cov ntsia hlau hlau thiab cov ntsia hlau hlau yog qhov sib txawv ntawm kev siv
Cov ntsia hlau feem ntau yog siv rau kev sib txuas ntawm cov khoom ntoo, nws yog ua los ntawm cov hlau tsis tshua muaj hlau, kev ua haujlwm yooj yim, tus nqi qis
Cov khoom siv raucov ntsia hlauyuav tsum tau quenched los txhim kho nws lub zog thiab hardness.Kev ua haujlwm yog qhov nyuaj thiab tus nqi tsim khoom yog siab.Vim nws lub zog siab thiab hardness, nws tuaj yeem siv rau kev sib txuas ntawm cov khoom siv hlau, hlau qhov chaw thiab pob zeb, cib kev sib txuas.
Kev txhais lus software txhais lus, yog tias muaj qhov yuam kev thov zam txim.
Post lub sij hawm: 10-06-21