aluminum
アルミニウム
alloy
bar
beam
bearing
cable
car
checker
construction
engineering
factory
gear
grating
grille
handrail
icon
industrial
industry
iron
isolated
line
manufacture
material
mesh
metal
metallurgy
pipe
piping
plate
production
products
profile
rail
rebar
reinforcement
roll
rope
round
shackle
sink
sling
square
stainless
steel
structure
symbol
tube
wheel
wire