Awọn agekuru Girder Irin Alagbara
Agekuru girder ti o lagbara ati ju - gba okun laaye lati sopọ mọ awọn opo irin.
NF1505 Awọn agekuru girder 3-8mm, irin alagbara
NF1506 Awọn agekuru girder 8-14mm, irin alagbara
NF1507 awọn agekuru girder 14-20mm, irin alagbara