Nkwenye ọdabara:
Dayameta dị n'èzí: ± 0.005 inch (0.13 mm)
Ọkpụrụkpụ mgbidi: + 10% ~ -5%
Ọkpụrụkpụ mgbidi agaghị adị iche karịa 0.003 in (0.08mm) n'ogologo ụkwụ iri.
Ogologo: ± 0.25 inch (6.4 mm)
Ọkọlọtọ: UL797-2000
Emecha: Zinc Plated, Pre-galvanized
Ihe mkpuchi Zinc: klas 3, 80-120 g / m2;klas 4, 275-500 g/m2