Key lock and chain to prevent the valve being opened is part of the Lock out tag out system in oil and gas plant.
Palabras clave
chain,
chemical,
close,
closeup,
control,
danger,
engine,
equipment,
factory,
field,
fighting,
flow,
flowing,
gas,
gasoline,
hose,
hydrant,
industrial,
industry,
iron,
isolate,
joint,
key,
label,
line,
lock,
main,
metal,
oil,
open,
crude oil,
pipe,
pipeline,
plant,
power,
production,
pump,
red,
safety,
signs,
steel,
system,
tags,
tool,
tube,
valva,
vehicle,
wheel
){kind=link}