Depth of root surface concavity-------------Total joint thickness, incl. weld reinf., ≥ T w
Can someone help me interpert this. I am trying to find the max. allowable concavity but haveing some trouble applying this.
thank you
Thanks,
Tommy
I am preping for my 510 exam in sept. 2013. I have got all my codes, i have read, studied and even outlined my 510 code book. I have orders the complete API 510 certification preparation package form Mark Smith training Services( $500 including tabs, codes notes, and every thing issued for his...
I need some help determining the acceptable limits of porosity in B31.3 normal fluid service.
Criterion Value Notes for Table 341.3.2
D Size and distribution of internal porosity See BPV Code, Section VIII, Division 1, Appendix 4
E Size and distribution of internal porosity For T w ≤ 6 mm (1⁄4...
Can any of you more experenced guys help me interpet this table.Table 3 (Permissible Imperfections in Flange Facing Finish for Raised Face and Large Male and Female Flanges). I have read it multable times and just need some beter understanding on how to apply this to an acutal flange face...
IM looking for any information or advice for my 510 exam study material. I have already downloaded everything i needed for the API web-site. Any of you more experienced guys have advice on study material. Online video training would be the best solution for me. I know there are Videos for the...
IM looking for any information or advice for my 510 exam study material. I have already downloaded everything i needed for the API web-site. Any of you more experienced guys have advice on study material. Online video training would be the best solution for me. I know there are Videos for the...
Hellow,
Our company builds piping enclosures for industrial plants. We designg these to asme section VIII and b31.3. Can anyone explain more in dept between the joint efficiency factor and the design efficiency per asme code. Im trying to desing the proper weld pentration per ASME code which our...
Where to find pipe Pressure and Temp. ratings in the ASME code or any other codes. Looking for Carbon Steel pipe rated for -40deg f for a chlorine service.
Thanks,
Tommy
I have some simple WPS questions for you guys; Due to my lack of experience in termonolgy i am not sure what these mean. I will list them in a table below.
[b]Filler Metal (QW-404)
-spec no. (SFA)_________________?
Gas(QW-408)
-Flow Rate(CFH)__________________?
Techinique (QW-410)...
This is a dummy code for my CWI exam. I have read this too many times and it does not seem to make sence. Any help interpting will help.
"The sum of the greatest dimensions of all discontinuities exceeding 1/32" but less than or equal to 1/8" shall not exceed 3/8".
Thanks,
Tommy
can anyone tell me when a branch outlet becomes a saddle. We have a pipe we are stubbing into another pipe and making a full pentration weld. At which size will this pipe be concered a saddle. Is it 1/2 of the dia. of the pipe being stubbed into.
Thanks,
Tommy
Which would be the best type of wrap insulation(or any) to control the cooling rate while welding on Chrome(5cr, 9cr, 1-1/4 cr)? These are pipe enlosures sizes vary form 12"-3' in lengh.
Our shop does not do many of these jobs and we have no procedure in place at the time.
Thanks,
Tommy
I Have a wps for P1-P1 Plate with a thickness range form .187"-8" that requires stress relief to ASME VIII. Can i uses this wps to weld .5" plate that does not require stress relief? Or do in need a seprate wps for this lower thickness that does not require stress relief?
Does anyone have a suggestion on a perferred FCAW all postion welding wire. We are currently using tri-mark(e71t-1) and ending up with prosity and worm tracks in our weld. Our sheilding gas is good; no fans are in the work areas. Any suggestions on what could be causing these defects?
Also many...
Im studying for the AWS CWI exam. I have not taking the Prep Course yet im just self studying until i take the prep cource .What are some areas do i need to be concerned about on the CWI test for extra concertation while im reviewing?
