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Wow, this helps a lot! Many thanks! Best regards, Jan

Hello, we have to weld a carbon steel (SA-333 Gr. 6 with P-No. 1) for low temperature piping acc. to B31.3 with a filler metal (A5.18:ER 70S-6) which has F-No. 6 and A-No. 1. Usually we use A106 for "normal" temperatures with the same P-No. but with a filler metal with has A-No. 2. We do not...

that is what i were looking for! Thanks a lot!

Okay thanks! Now i understand. I thought this requirements were additional to RT/PT. And what do i have to record when just VT is required and no RT and PT will be done? The requirements of Section V T-990?

Or is this examination just recommended because 344.7 just says "as applicable".

Hi there, B31.3 (para. 344.2.2) says that records of individual visual examinations are not required , except for those of in-process examination as specified in para. 344.7. So i have to record all points in 344.7 any time? For example the condition of the weld between every pass? By whom? VT...

oh, sorry, i meant the piping isometric. LittleInch, that's exactly what i was looking for! Thanks a lot! I should clarify something. I'm a german student working on the requirements of the B31.3. The company i'm working for has all these documents. In my opinion there is missing some...

Hi there, are there any requirements for the drawings of piping acc. to B31.3? I can't find anything. For example information which has to be on the drawing? Greets

Ok, thanks guys! Test procedure are available for all testing methods, so i think we are fine. But you're right, it's up to the inspector. So i'm going to create a written practice for the future. Thanks a lot! Greets

So the 'Written Practice' is required by SNT-TC-1A. But only when it is used, right? But SNT-TC-1A is no requirement. It MAY be used, yes. But our examiners have a third-party qualification acc. to ACCP. Certificates of the ACCP qualification are available. There is no internal (i'm not sure if...

It is required when i use SNT-TC-1A, right? What's when the personnel have a third party qualification. Written practice required?

written practice of nde personnel qualification. Knows as "employer’s Written Practice" acc. to SNT-TC-1A.

Hi, is a Written Practice required by B31.3? Greets

Hi there, I'm a student from germany and i started working on requirements of the B31.3 for our company. Some vocabularies make it hard to understand for me. 319.4.2 is about the formal analysis requirements which says that every piping system has to be analyzed(except the ones which does not...