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D1.3 Tips

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发表于 2021-8-31 23:24:20 | 显示全部楼层 |阅读模式
I started learning how to weld so I can someday TIG an aircraft fuselage out of 4130 thin wall tubing. D1.3 is as far as I know, the closest thing to this type of welding.How much does certifying cost? Would I want to certify in all positions? Can anyone offer any advice? Thanks,AircamperLast edited by Aircamperace; 08-29-2011 at 08:16 PM.
Reply:well your are going to need a WPS to certify too firstMiller Xmt 350Lincoln Ln-25Ahp 200xSmith Gas Mixer AR/HTig is my Kung FuThrowing down dimes and weaving aboutInstagram http://instagram.com/[email protected]
Reply:Originally Posted by WeldingWookiewell your are going to need a WPS to certify too first
Reply:Where are you located? You specified the D1.3, which is a code book for sheet steel. What you need is an air-frame class. But if you want to learn aluminum tig, get a machine and practice. I suggest something like a good inverter. The Dynasty 200 DX, for example, because aluminum just sucks the life out of lesser machines. I would consider the 200 DX an aluminum capable machine for those who are serious about doing aluminum tig. Until you have skill at tig, the machine will offset your inexperience, and you won't outgrow it in 6 months. I bought a used Econotig a few years back, and I won't get rid of it until I get a better machine, but at school I get to use the best. City of L.A. Structural; Manual & Semi-Automatic;"Surely there is a mine for silver, and a place where gold is refined. Iron is taken from the earth, and copper is smelted from ore."Job 28:1,2Lincoln, Miller, Victor & ISV BibleDanny
Reply:See last page of this PDF.http://www.durkeelabs.com/Pricing/20...2006-14-11.pdfWeld like a "WELDOR", not a wel-"DERR" MillerDynasty700DX,Dynasty350DX4ea,Dynasty200DX,Li  ncolnSW200-2ea.,MillerMatic350P,MillerMatic200w/spoolgun,MKCobraMig260,Lincoln SP-170T,PlasmaCam/Hypertherm1250,HFProTig2ea,MigMax1ea.
Reply:Originally Posted by AircamperaceI started learning how to weld so I can someday TIG an aircraft fuselage out of 4130 thin wall tubing. D1.3 is as far as I know, the closest thing to this type of welding.How much does certifying cost? Would I want to certify in all positions? Can anyone offer any advice? Thanks,Aircamper
Reply:D1.3 sure as hell isn't the appropriate standard for aerospace tubular structures!D17.1 is as close as you'll get, and even then, any "certifications" (of which there really aren't any) would be otherwise useless.
Reply:Originally Posted by SupeD1.3 sure as hell isn't the appropriate standard for aerospace tubular structures!D17.1 is as close as you'll get, and even then, any "certifications" (of which there really aren't any) would be otherwise useless.
Reply:Yes, what is the reasoning behind getting certified?  I know there are a lot of restrictions on people working on aircraft, like mechanics have to have certifications.  I would assume that you would need some certifications for welding on aircraft also.Just something to make sure you know the difference between “certified” and “qualified”.Certified: you hold a AWS approved welding certification that was completed at an AWS accredited facility and given by a CWI.Qualification: you had taken a weld test that was inspected and tested to a certain standard and most likely given by a CWI.The only two ways you could be “certified” in all position is either a 3G and a 4G plate or a 6G pipe.  each test would only be good for one weld process and one material.  You would need to do it all again if you wanted to do multiple types of materials, ie steel, SS, aluminum.
Reply:In this case the FAA ( the governing body on aircraft ) doesnt care about the AWS. Remember the AWS is nothing special, and in itself has no authority on anything, ever. So a "certification" from the AWS for aircraft welding in this case is about as useful as a degree in cycle riding from the local clown college.
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