aluminum
アルミニウム
3d
angle
assortment
background
balk
bar
business
concept
construction
corner
engineering
factory
fittings
frame
girder
group
illustration
industry
iron
isolated
joist
manufacture
melting
metal corner
metallic
metallurgy
metalwork
object
production
profile
render
rods
rolled
sale
shape
shiny
stainless
steel
storehouse
technology
texture
warehouse
white