Search results for query: *

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...

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)

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 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...

Dear experts please suggest me solution for following issue I am inspecting a vessel as per API 510. Vessel name plate shows that it was manufactured on british standard but its material identification is not available. Infact no other documents are available. Please tell me what i will have to...

Dear experts please suggest me solution for following issue I am inspecting a vessel as per API 510. Vessel name plate shows that it was manufactured on british standard 5169 but its material identification is not available. In fact no other documents are available. Please tell me what i will...

Dear experts please suggest me sloution for following issue I am inspecting a vessel as per API 510. Vessel name plate shows that it was manufactured on british standard but its material identification is not available. Infact no other documents are available. Please tell me what i will have...

Please tell me what topics should i prepare of API 650 Chapter # 5. Body of knowledge is confusing me about chapter # 5.

Dear all Please tell me what is " Insert Plate" and "shell Insert Plate"???

API 650 Ed 2013 what does it means? Please guide me about following statement 4.2.8.2 When a plate purchaser elects to perform the required normalizing or fabricates by hot forming (see 4.2.8.1),the plates shall be accepted on the basis of mill tests made on full-thickness specimens heat...

CAN ANY BODY EXPLAIN IT (b) For GTAW, SMAW, GMAW, PAW, and SAW, or combinations of these processes, a PQR for a process recording a test coupon that was at least 1 ⁄2 in. (13 mm) thick may be combined with one or more other PQRs recording another welding process and any greater base metal...

QW-452.1 (b) THICKNESS OF WELD METAL QUALIFIED states that deposit thickness of 13 and over with a minimum of three layers What does it mean?? also tell me if a welder deposits a thickness of 14 mm in 2 lawyers then what will be his qualified thickness??

QW452.1 n0te 2 states that Two or more pipe test coupons with different weld metal thickness may be used to determine the weld metal thickness qualified and that thickness may be applied to production welds to the smallest diameter for which the welder is qualified in accordance with QW-452.3...

Rounded indications are not addressed in ASME IX for Welder qualification? ASME IX QW-191.2.3 Acceptance Criteria for Qualification Test Welds.

Please help me in following issues 1-what is acceptance crietria of welding(pin holes, undercut) according to section VIII div 1 and where it is written. 2-if a welder is fail to pass a test, what is time after which we can held test for him and what will be requirements.(without considering...