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you are saying that E6018 can be used instead of E7018???

Dear All, As per ASME Section IX QW-404.33 Classification of electrode is essential. So guide my about following: I have a PQR, Process : SMAW Material: SA-516 Gr 70 Electrode : E7018 Can i change this electrode E-6018???? Chemical analysis of E6018 also as per A-1 Note: Chemical analysis of...

Decrease in Pre heat is essential variable so you should note temperature value.

thanks, for you response @DD & metengr

@DekDee you are right. i am sorry for my reply

@DD why 0.353 as per note "a" of figure QW-462.1 (d), we can extract sample having diameter of 0.505. so should i move to 0.505 or 0.353???

yes required

I am asking about QW 462.1 (d). Can i use this type of specimen for tensile testing while i am using a plate of 16 mm thickness.

Please reply as per ASME Section IX Can we use turned specimen ( Tensile) for qualification of PQR. Material: 516 Gr 70 Thickness: 16 mm Process : SMAW Electrode: E7018 PWHT/PRE Heat: N/A See QW 151.3 & QW-462.1 (d)

thnx. I am trying ton resolve it, i will txt you or write a thread here if i find any issue regarding this

Back pass mean , welding from root side

Please clarify me ASME IX says Addition of backing is non essential variable and does not address deletion of bakcing so tell me how can i resolve this issue

Dear experts please tell me solution for following problem. There is a PQR with following variables Plate thickness 14 mm Technique GTAW Root with GTAW process with back pass Question: Now my question is, can i use a WPS using aforesaid PQR without using Back pass. Keep in mind that according...

Dear experts, i am inspecting a Pressure vessel as per API 510. There is a dent in shell having diameter of 2 feet and depth of 5 inches. How i can evaluate it? please suggest me code clause or tell me solution of this problem with good engineering practice.

what is meant by 50 % of required? How to calculate required area?

what is purpose of ring wall for storage tank as per API 650?

API 653 12.3.2.5.1 a A portion of the weld (of any length) may be removed and replaced as long as the replaced weld meets the size requirements of API 650, Section 5.1.5.7, and the portion replaced does not represent more than 50 % of the required weld cross-sectional area. what is meant by...

Dear Experts, Please guide me about following issue Q # 1 What is minimum thickness for PWHT for storage tank shell, Bottom(Construction code:API 650)? Q # 2 Where is it written in API 650? please share reference with me?

I am not understanding following statements of API-653 9.2.4.3 For lap welded and riveted tanks, reinstallation of an original plate section that crosses an existing horizontal seam is not permitted. Door sheets that cross vertical riveted or lap welded seams are not permitted in any case...

I am not understanding following statements of API-653 9.2.4.3 For lap welded and riveted tanks, reinstallation of an original plate section that crosses an existing horizontal seam is not permitted. Door sheets that cross vertical riveted or lap welded seams are not permitted in any case...