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  • Users: Ani18
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  1. Ani18

    Does UG-84(h)(2)(b)

    Does UG-84(h)(2)(b) only applicable only to plate material not for pipe?.
  2. Ani18

    impact temperature reductions per Table UG84.2

    Hi experts i just want to know what will be the impact temperature reductions per Table UG84.2 (1) Base material thickness is 9.27mm. (2) Deposited weld metal thickness - GTAW (4mm) & MAW(5.27mm) (3) MDMT temp. is -31degree Celsius. In my opinion it will be -50 degree C. is it correct for...
  3. Ani18

    Qualifying Two Test Processes on One Plate

    Subject: Qualifying Two Test Processes on One Plate Code Edition: D1.1:2006 Code Provision: Tables 4.2 and 4.11 AWS Log: D1.1-06-I18b Inquiry: (1) Can I qualify two welding processes on one test plate? (2) Do I use the deposited weld metal thickness for each weld process to establish the range...
  4. Ani18

    WPS base metal thickness

    Hello experts pls answer this question, A PQR was qualified as per ASME SEC IX with two process, GTAW and SMAW with weld metal deposit thickness (t) of 8 mm each in a 16mm base metal thickness (T) of plate. What will be the BASE METAL THICKNESS range T (not deposited weld metal thickness) if a...
  5. Ani18

    WPS Parameter limits

    Dear experts pls clarify my doubts, As per asme sec 9 position is not an essential variable for WPS . Let consider I have a pqr qualified in 1G position as per code I can use that WPS for Vertical position welding but by doing so how can I choose the parameters correctly. The current range...
  6. Ani18

    QW 403.5

    Dear all Interpretation: IX-92-70R Subject: QW-403.5, Base Metals Date Issued: June 4, 2001 File No: 00-470 Question (3): When a procedure qualification with supplemental notch toughness requirement is conducted with two materials of different P-Number each having multiple certifications in...
  7. Ani18

    Progression

    Dear experts, "Vertical uphill progression qualifies for all position"! The single statement is both valid for asme and aws code . But what is the difference? Is there any difference between two?
  8. Ani18

    Different Base Metal Thickness

    Dear all, Consider this situation an 8mm P1 plate welded against a 20mm P1 plate. Then the base metal qualified thickness range is 1.5 - 40mm and the deposited weld metal thickness qualified "t" is only 16mm. My question is what is the benefit of preparing a procedure so? By using that...
  9. Ani18

    Base Metal Thickness

    Interpretation: IX-89-100 Subject: Date Issued: January 2, 1991 Section IX, QW-202'2 and QW-451 File: BC90-663 Question: A procedure qualification in a test coupon of 1-1/2 in. thickness has been qualified to the requirements of QW-202.2(a) with the exception of notch toughness. A second...
  10. Ani18

    Welder qualification by using RT

    you can not qualify a welder by RT or UT for GMAW-S and FCAW welding process. Is that statement is true? If yes why?
  11. Ani18

    PWHT

    Dear all, While reviewing a PQR of thickness 22mm i found the PWHT time range is mentioned as 300 minutes and in WPS it is mentioned as 375 minutes. The Pqr tested with impact test. My question is that from whre did they get the soaking time of 300 minutes in PQR according to ASME SEC 8 UCS...
  12. Ani18

    Cobining WPS

    As per ASME sec 9 PQR 1 - GTAW T - 7.11mm , 1.5 to 14.22mm - A106 Gr.B PQR 2 - SMAW T - 12.70mm, 5 to 25.4mm - A 106 Gr.B No PWHT & No toughness. My doubt is,1) is it possible to combine the above WPS to make GTAW & SMAW combination.? If possible wats thickness range.? & Regardless of WPS...

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