Thursday, March 18, 2021

Re: [MW:32073] Welder Qualification API 1104

Dear Raghuram Sir , 


Thanks  for your information . Appreciate if you share the latest interpretation of API 1104 as I am unable to find the API-I-1119 -19 

On Thu, Mar 18, 2021 at 8:36 AM Raghuram Bathula <raghurambathula@gmail.com> wrote:
Pl refer interpretation

On Thu, 18 Mar 2021 at 09:56, TDK YOKESH <tdky167@gmail.com> wrote:
Hi Pradip Sir , 

Appreciate your answer on this subject . Hope this clause shall provide a straight answer to people who have this concern of misinterpreting the code . We have cases where people  expect a direct answer to this kind of question in code . 

Thanks a lot .

On Thu, Mar 18, 2021, 7:50 AM <pgoswami@rogers.com> wrote:

Hi TKD Yokesh,

 

I believe this requirement included in API 1104, 2020 edition, clause 6.1, which is still in the draft stage, not yet approved and published. This means this Code is yet to be a legal document. I did not see this clause being mentioned in 2018 or earlier versions.

Anyway, the answer to your query is as below. This sounds sensible , when each welder is welding half- circumference of the pipe. That's not the case when 2 welders weld on the same coupon, each of them welding the entire circumference.

 

Thanks.

 

 

 

Pradip Goswami.P.Eng, IWE.

Independent  & Consulting Welding & Metallurgical Specialist

Linkedin: https://www.linkedin.com/in/pradip-goswami-2999855/

Email:pgoswami@rogers.com,pradip.goswami@gmail.com

Cell/Whasapp:1-905-9793232

 

 

From: materials-welding@googlegroups.com <materials-welding@googlegroups.com> On Behalf Of Vaishakh Kc
Sent: March 17, 2021 10:55 AM
To: materials-welding@googlegroups.com
Subject: Re: [MW:32066] Welder Qualification API 1104

 

Which code permits to do wpq like this?

 

On Wed, 17 Mar 2021, 13:52 TDK YOKESH, <tdky167@gmail.com> wrote:

Dear experts,

 

I am qualifying 2 welder on 20" pipeline. One half welder by welder A and other half welder B.  The RT result shows Welder A side failed and Welder B side passed.

Query : Both the welders are rejected as the coupon has failed or should I consider welder A and welder B passed.

 

Any code reference or interpretation on similar case will be helpful. 


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Best regards,

TDK YOKESH

PH : +917092847368


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