Ntchito zopezera chinyozo chovomerezeka cha zovala zamankhwala, mitundu yonse ya nsalu yophika, nsalu zophatikizika, makanema ndi zinthu zina.
GB 19022-2009;
GB / T 12704-1991;
GB / T 12704.1-2009;
GB / T 12704.2-2009
ASTM E96
1. Kuwonetsa ndi kuwongolera: Chiwonetsero chachikulu cha Screen
2.
3. Chiwerengero cha zikho zofiirira: 16
4..
5. Wolamulira wa nthawi: Maola 99.99
6. Gawo lonse (l × w × h): 600mm × 550mm
7. Kulemera: pafupifupi 250kg