| From the PQR run sheet take the minimum and maximum Current and Voltage used for each process, (Note-While writing PWPS current and voltage range mentioned as per to the electrode manufacturer data sheet) Further go through ASME SEC IX QW 409. Here By, P.BalajiRajan, -------Original Message------- From: masoom ghole Date: 10/28/2010 11:55:52 AM Subject: Re: [MW:7895] Welder Performance Qualification ASME IX how to consider current and voltage range according to pqr in wps according to asme sec ix On 10/27/10, (PBR)P.BalajiRajan <pbalajirajan@gmail.com> wrote: > Mr Larry, > As per to the ASME IX > QW-423 Alternate Base Materials for Welder > Qualification > QW-423.1 Base metal used for welder qualification > May be substituted for the metal specified in the WPS in > Accordance with the following table. When a base metal > Shown in the left column is used for welder qualification, > The welder is qualified to weld all combinations of base > Metals shown in the right column, including unassigned > Metals of similar chemical composition to these metals. > Base Metals for Welder Qualified Production > Qualification Base Metals > P-No. 1 through P-No. 15F, P-No. 1 through P-No. > 15F, > P-No. 34, and P-No. 41 P-No. 34, and P-No. > 41 > Through P-No. 49 through P-No. 49 > P-No. 21 through P-No. 26 P-No. 21 through P-No > 26 > P-No. 51 through P-No. 53 or P-No. 51 through P-No. > 53 and > P-No. 61 and P-No. 62 P-No. 61 and P-No. > 62 > > QW-452.3 > GROOVE-WELD DIAMETER LIMITS > Outside Diameter Outside Diameter Qualified, in. > (mm) > Of Test Coupon, in. (mm) Min. > Max. > Less than 1 (25) Size welded > Unlimited > 1 (25) to 27⁄8 (73) 1 (25) > Unlimited > Over 27⁄8 (73) 27⁄8 (73) > Unlimited > > GENERAL NOTES: > (a) Type and number of tests required shall be in accordance with > QW-452.1. > (b) 27⁄8 in. (73 mm) O.D. Is the equivalent of NPS 21⁄2 (DN 65). > > > Here By, > > P.BalajiRajan, > Inspection Engineer, > Velosi Certification LLC, > P.O 3408 Doha-Qatar. > Mobile- Qatar +97433120091, > India +919842659329. > > > > > > -------Original Message------- > > From: Larry > Date: 10/27/2010 11:22:50 AM > Subject: [MW:7839] Welder Performance Qualification ASME IX > > Hi There, > > We have qualified a welder on an ASME IX WPS with the following: > > Position: 6G > Size: 100NB > Specs: A333- WPL6 (P1, G1) > Process: GMAW/FCAW (F-No.: 6 electrode) > > As per QW-423.1 and QW-433, will the welder be qualified to weld the > following for production? > > Position: as required > Size: All practical diameter and plate > Specs: A106B (P1, G1), SA 312-316L (P8, G1) > Process: GTAW (F-No.: 6 electrode) > > > Thank you in advance. > > > Cheers, > > Larry > > > -- > To post to this group, send email to materials-welding@googlegroups.com > To unsubscribe from this group, send email to > For more options, visit this group's bolg at > The views expressed/exchnaged in this group are members personel views and > meant for educational purposes only, Users must take their own decisions > w.r.t. applicable code/standard/contract documents. > -- To post to this group, send email to materials-welding@googlegroups.com To unsubscribe from this group, send email to materials-welding+unsubscribe@googlegroups.com For more options, visit this group's bolg at http://materials-welding.blogspot.com/ The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents. | ||
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Thursday, October 28, 2010
Fw: Re: [MW:7910] Welder Performance Qualification ASME IX
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