Spot welding of metal heating pipes
Palabras clave
welding,
welder,
pipe,
construction,
pipeline,
oil,
men at work,
metal,
safety,
work,
gas,
steel,
equipment,
industry,
protective,
repair,
man,
industrial,
water,
job,
protection,
join,
pipe,
manufacturing,
skilled,
tool,
mask,
labor,
cutting,
craftsman,
fabrication,
building,
iron,
occupation,
labourer,
person,
male,
men at work,
engineering,
electricity,
working,
fire,
glove