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Metal expands as it is heated and contracts as it cools. Keeping the heat input even, completely around the pipe, will help. If possible reheating the weld area after the weld is complete can help to "stress relieve" the joint. Using a weld "fixture" to prevent bending is another possibility.
What else can I help you with?
What type of welding is used to join pipes?
It depends on the material of the pipes
How can you get gno2 or gd5 certificate in a few days it is for welding plastic pipes?
forgot to mention its for welding gas pipes the yellow ones
How do you fix cast iron pipes?
Welding with cast iron welding rods
What is the past continuous tense for welding?
Past continuous is formed with - was/were + verb +ingwas weldingwere welding
What is the minimum thickness in pipes you need to preheat before welding?
4MM..
What is welders?
Plumbers that solder pipe together, also known as welding of the pipes.
Can helium be used to purge gas pipes before welding?
Type your answer here... no
What is plumbing welders?
Plumbers that solder pipe together, also known as welding of the pipes.
How metal pipes are manufactured?
By rolling and welding flat plates or more commonly by the extruding process.
What is the commonly used bending machines for hardened steel pipes?
pipe bender(bend-pak)
What kind of welding method should be used for thin gauge pipes?
Tungsten Inert Gas (TIG)
How is the welding operation stopped when the arc welding is stopped?
The welding operation is stopped by moving the welding torch away from the workpiece to break the electrical circuit and extinguish the welding arc. Additionally, turning off the welding power source or releasing the welding trigger can also stop the welding operation.
