Search found 4 matches

by brent
Fri Jan 15, 2010 12:37 am
Forum: Welding Certification - Stick/Arc Welding, Tig Welding, Mig Welding Certification tests - Welding Tests of all kinds
Topic: trouble with 2g groove weld samples please help
Replies: 7
Views: 5458

Re: trouble with 2g groove weld samples please help

Hey guys its been awhile been real busy just wanted to say thanks for all the advice I took your advice Rodburna I turned dow to 19v 225ipm ran two root passes worked great I took my 3g up and 4g overhead test today passed them both to get cert in all positions plate. Feels good to accomplished a ta...
by brent
Mon Dec 14, 2009 12:55 am
Forum: Welding Certification - Stick/Arc Welding, Tig Welding, Mig Welding Certification tests - Welding Tests of all kinds
Topic: trouble with 2g groove weld samples please help
Replies: 7
Views: 5458

Re: trouble with 2g groove weld samples please help

thanks again for the replys my groove is a 22.5 bevel on each side with a 1/4 gap . im going to try turning down to 19v 215 like Rod Burna said and try two root passes. my backer is 1/4 or somtimes 3/8 Iwill let you guys know how this goes
by brent
Thu Dec 10, 2009 11:36 pm
Forum: Welding Certification - Stick/Arc Welding, Tig Welding, Mig Welding Certification tests - Welding Tests of all kinds
Topic: trouble with 2g groove weld samples please help
Replies: 7
Views: 5458

Re: trouble with 2g groove weld samples please help

Thanks for the reply. I have been filling this groove with 3 passes( actually over filling) thats another problem. 1 pass is not enough and 3 is over doing it. I was off on my wire speed .035 calls for 21.5 425 .045 calls for 21.5 325 using 75/25 mix on gas. My gas pressure is 32 cfh. i have been we...
by brent
Thu Dec 10, 2009 1:13 am
Forum: Welding Certification - Stick/Arc Welding, Tig Welding, Mig Welding Certification tests - Welding Tests of all kinds
Topic: trouble with 2g groove weld samples please help
Replies: 7
Views: 5458

trouble with 2g groove weld samples please help

Me and several guys in my shop have been practicing a 2g (horizontal) groove test. When we remove the backing plate and grind down to flush a very small but visable line on both sides of the weld are visable when we bend the coupon these lines will sometimes come apart and somtimes they stay the sam...