1. Tempered iav yog muab faib ua lub txaj rau iav thiab curved tempered iav raws li nws cov duab.
Feem ntau, lub thickness ntawm planar tempered iav yog 3.4, 4.5, 5, 5.5, 6, 7.6., 8, 9.2, 11, 12, 15, 19 mm; qhov tuab ntawm curved tempered iav yog 3.4, 4.5, 5.5, 7.6, 9.2, 11 Yim hom ntawm 15,19mm, qhov tuab ntawm kev ua cov thickness nyob ntawm cov khoom thiab cov cuab yeej ntawm txhua lub khw. Txawm li cas los, curved (piv txwv li, nyom steel) tempered iav muaj ib qhov siab tshaj plaws rau kev txwv rau txhua lub thickness. Ntawd yog, RR feem ntau hu ua lub vojvoog.
2. Tempered iav yog muab faib ua ob ntu raws li nws qhov tsos: ca hlau, nyom steel.
3. Tempered iav muab faib ua: cov khoom zoo, tsim nyog cov khoom raws li nws cov lus qhia. Cov tshuaj pleev ntawm cov qib hnyav tau siv rau lub tsheb ciav hlau; cov khoom tsim nyog siv rau kev kho kom zoo nkauj vaj tse.
