Close up of manual operate ball valve at factory. Pipes and valves industrail equipment.
Schlüsselwörter
chemical,
close,
construction,
control,
damage,
energy,
engineering,
equipment,
factory,
hand,
handle,
industrial,
industry,
iron,
machine,
manual,
manufacturing,
open,
operation,
pipe,
pressure,
process,
production,
pump,
raw,
safe,
shut,
station,
system,
tube,
valva,
water,
wheel
Deutsch
