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Active Contributor

Join Date: Sep 2011
Location: Chennai -- India
Posts: 10

Welding Rod

08/18/2012 7:09 AM

What is the procedure for selection of welding electrode....

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Guru

Join Date: Oct 2008
Posts: 42355
Good Answers: 1693
#1

Re: Welding Rod

08/18/2012 10:06 AM

This is not a free instruction site. We cannot provide you with step-by-step instructions whenever you don't know how to do something that should be elementary.

Buy a book! Take a class!!!!!!!!!!!

How to Weld: Step-by-Step Instructions - wikiHow DSN: Learning how to weld - YouTube Learn how to weld

Learn how to weld

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Active Contributor

Join Date: Sep 2011
Location: Chennai -- India
Posts: 10
#6
In reply to #1

Re: Welding Rod

08/21/2012 1:42 AM

Mr. Iyn,

If you feel hurt my questions just go away from here,

Go and sit with intelligent people then discuss.

In this world no one knows everything, just stop your advice.

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Active Contributor

Join Date: Aug 2012
Location: Nevada
Posts: 13
#2

Re: Welding Rod

08/19/2012 5:42 AM

If you are going to weld mild steel. Which is what is widely used for most fabrication at home. And if you have an A/C only (alternating current) machine. E7018 is an excellent rod to use for general purpose welding. E7014 also works well. Choosing rod size. If you are welding sheet metal, 1/16". For up to 1/4"plate use 3/32"rod. You can use 3/32" for heavy sheet metal with some practice. 1/8" rod is good for heavier work. Using multiple passes you can weld 3/8" plate easily. It is the easiest of the 70xx rods to use in all positions. Horizontal,vertical, and overhead. 5/32" rod requires at least 155 amps to run. You can weld up to 1/2" plate easily with that. Ok, next big question when first starting out is what should I set the machine for? As a rule of thumb, if its too cold it will stick. If its too hot it will splatter a lot. Part two: Use the decimal equivalent of the rods diameter. Eg: 1/8" rod 125 amps. Then fine adjust up or down. 70xx rods can be used A/C or DC. 6010,11,12,13 are DC only rods. Hope that helps.

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Associate

Join Date: Sep 2010
Posts: 41
#3
In reply to #2

Re: Welding Rod

08/19/2012 3:51 PM

70xx are usally DC only 60XX (6013) are AC all position......

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Commentator

Join Date: Dec 2010
Posts: 89
#4

Re: Welding Rod

08/19/2012 6:56 PM

what type of metal are you welding? is it clean or rusty? what are the stress factors.

contact a rod manufacturer for the correct rod.

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Active Contributor

Join Date: Aug 2012
Location: Nevada
Posts: 13
#5

Re: Welding Rod

08/20/2012 5:56 AM

To be correct. Of the rods I mentioned. 7018 is all position AC or DC reverse. 7014 is AC or DC either polarity. 6010 is dc reverse, 6011 is AC or DC reverse, 6012 is AC or DC straight, 6013 is AC or DC straight. DC reverse is when the electrode is +. XX1X is all position, XX2X is flat or horizontal, XX3X is flat only. XX18 the XX is the two digit number that denotes the tensile strength of the rod * 1000. So 7018 is 70,000 lb., all position, Iron powder, low hydrogen flux. Hope that helps.

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