Please call your local gas company. They can help you with this. I welded a gas (auto) tank filled with water and sand.... it still cough on fire!
we cant weld p-91 withour purging bcoz otherwise oxidation will occur
replace brake line the damage to the line or if the jb weld gets into the line it will affect how the system works.
Can't break wall down of pipe and tried to turn up heat and having purge problems can thY be reason
A weld symbol is a representation of a cross section of a given weld. A welding symbol is a composite containing a weld symbol, reference line, and arrow. Additional information can be included in supplementary symbols, and dimensions.
I wouldn't. Replace or repair the line instead.
It can be done.
J&B liquid weld Replace the line
Depends on what you are welding, but generaly welds can meet, or even weld on top of a weld.
Theodore Weld
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Spot weld. Spray paint. Feed parts to assembly line.
The address of the Weld Historical Society is: Po Box 31, Weld, ME 04285-0031