I tera marama,Hunan Nui Kowiri tirawheketereriro te ota hokona okowirimaitaiperetimai i ta maatau kaihoko. Ko te rauemi he ASTM A-240,304-L.

Ko enei whakaritenga hanga katoa he mea noa i roto i a maatau mahi, he tino ngawari ki te whakaoti.

Nau mai ki te tuku tono mo te korero moHunan Nuimaitaiperetis.