304/316 Hexagon Flange Ihu Bolts
Nkọwa vidiyo GB5789 Hexagon flange bolts, makwaara dị ka mpụta hexagon flange bolts, flange kposara.Isi hexagonal nwere isi dị larịị na isi concave, nke enwere ike ịhọrọ dịka mkpa;usoro flange na-abawanye ma nwee ezé, na ezé na-egwu mmetụta na-adịghị mma.Flange bolts n'onwe ha dịtụ iche na bolts nkịtị, yabụ kedu uru nke iji bolts flange ma e jiri ya tụnyere bolts nkịtị?N'ezie, ọtụtụ ndị atụlewo ajụjụ a, ya mere ...