виг заваряване на медни тръби 22 х 1мм.
Welding copper pipe with tig.
I am an experienced 6g pipe welder with certs in both stick and tig.
It is often necessary to raise the temperature level of the sheet in an area of 6 0 to 12 0 in.
The oxygen will corrode your weld bead under the heat of tig welding.
If you are tig welding copper buy oxygen free copper.
Oxygen free copper doesn t have this problem and it takes tig welds beautifully.
If the copper is thicker you will need to adjust the gas and amp by applying helium and upping the.
Tig welding copper pipes 22 x 1 mm.
Whereas mig welding requires a preheating of 10 100 c and up to 240 amps of power with argon as its shielding gas.
For example in welding copper with thickness of 5mm 0 196 inch tig welding requires a preheating of 50 c as well as shielding gas of argon helium and mix up to 300 amps of power.
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In welding copper sheets the heat is conducted away from the welding zone so rapidly that it is difficult to bring the temperature up to the fusion point.
Buy the right copper.
Https goo gl frdnss in this episode of tig time wyatt shows you how to weld copper.
As a general rule of thumb copper under 2 mm should have argon gas and up to 160 a applied.
Some grades of copper have oxygen dissolved in the metal.
152 4 to 304 8 mm away from the weld.
Do you know of any videos books cd s on how to tig cooper that is 1 1 2 thick.