機器
alloy
background
bars
bending
construction
crane
deposit
engineering
extrusion
fabricating
fabrication
factory
folding
grey
heavy
industrial
industry
iron
ironworks
manufacture
manufacturing
metal
metal products
metallurgy
metalwork
piles
pipes
plant
plate
preparation
raw
sections
sheet
sheet metal
stack
stacked
stainless
steel
steel factory
stock
tubes
unfinished
warehouse
work
workshop