Because of huge number of variables involved, the knowledge of the welding engineer and the skill of the welder need to be validated by a series of tests. A procedure qualification record pqr is required when it is necessary to demonstrate that your company has the ability to produce welds possessing the correct mechanical and. Procedure qualification record pqr welding process es smaw type manual joints qw 402 detail 6g 150nb pipe base metal qw 403 preheat qw 406 material. A written document that records the results of a weld that has undergone weld testing and inspection.
The names are fictional and the test data given is not from. A wps is usually filled with numerous texts, images, and sentences in accordance to its being an instructional guide. A test administered to a welder to determine the welders capacity to. Page 1 of the wps and page one of the pqr, under qw402, does it matter that the thickness is different, the root spacing is also different.
Welders log is a complete turn key solution and all plans include the following features. However, the nature and use of a wps, and its supporting procedure qualification record pqr, are commonly misunderstood. Individual welders are certified with a qualification test documented in a welder. Welderwelding operator performance qualification records wpq must be updated every two years. This online course provides a comprehensive overview of these documents. Rules for classification and construction ii materials and. This will depend on contractual arrangements between client and fabricator andor the application and welding codes that are specified. On wps page 1 still, under qw405 it says all under positions, but on. This are the reasons, you need expert for welding procedure wps development and qualification pqr.
How to prepare for wps,pqr and wpq api chennai, india. An example of a completed pqr form is provided for guidance in filling out the form. Cspec weldoffice wps inustry standard welding procedure. From myunderstanding it should be pqr then wps then wpq, right. Click here to view a welders management report sample in pdf. Sample procedure qualification record pqr form continuation of procedure qualification record pqr no. For everyone involved in any phase of welding steel structuresengineers, detailers, fabricators, erectors, inspectors, etc. Wps pqr guide free download as powerpoint presentation. There are three steps in qualifying welders and welding procedure specifications to section ix of the asme boiler and pressure. Guide to understanding welding procedure specification.
A pqr is a record of a test weld performed and tested more rigorously to ensure that the procedure will produce a good weld. A copy of the mill test report for the material tested should be attached. All file types, file format descriptions, and software programs listed on this page have. Manufacturers must be audited and certified by a recognized third party. How to write a preliminary welding procedure specification pwps wps saw. Supplied forms for the disciplines within aws we provide the following forms pqr, pqr test. All this information is documented on welding procedure specification wps, procedure qualification record pqr, welding procedure qualification record wpqr, and associated test reports. Qualification wpq or asme form qw484 is a record of the welders successfully weldment. We provide wpq specs for asme, csa, aws, api standards and clients requirements. Supervision of the welding work by outside staff is not acceptable. Welding processes type manual, semiautomatic, automatic, robotic. We have produced a book that celebrates our 125th anniversary and the history of the society and its members.
For information relating to the qualification of the welding supervisory staff, their tasks and responsibili ties, cf. You can edit this template and create your own diagram. The aws defines welding pqr as a record of welding variables used to produce an acceptable test weldment and the results of tests conducted on the weldment to qualify a welding procedure. It is always desirable and often essential that the variables associated with thewelding be described in a welding procedure with sufficient detail to permit reproduction ofthe weld. Shopfloor features and benefits include weld forms management, welder continuity, integration with compress and a turnkey software implementation service. A wps is supported by a procedure qualification record pqr or wpqr. Our goal is to help you understand what a file with a. Welder certificate format in word fill online, printable, fillable. For the pqr, the actual joint details and the values of essential variables used in the testing should be recorded. Pqr procedure qualification record wpq welder performance qualification. Option to create welding procedures wps, pqr, and welder performance records wpq for up to two welding process, with the latest edition of asme codes rules your company name and address will. When an item is designed for a particular application.
I will really appropriate you if anyone help me for the above. This paper is prepared with the intent of throwing light on aspects related to the welding qualifications. Test description testing variables and qualification limits results welding variables qw350 actual values. Form qw484a suggested format a for welder performance qualifications wpq see qw301, section ix, asme boiler and pressure vessel code welders name identification no. Welding procedure specification wps, procedure qualification record pqr, and welder performance qualification record wpqr by nagesh goel, director contents. Option to save your weld document online wps, pqr, wpq and welders management. A welding procedure specification wps is the formal written document describing welding.
Record pqr, which is the supporting document for the wps. Any steels in group i to any steels in group i of table 3. Can one company use welding procedures qualified by. Joint type backing backing material type groove angle. Scribd is the worlds largest social reading and publishing site. Wps, pqr, wpq as per asme sec ix this is an introductory course to provide the basic understanding of the proper use and interpretation of asme section ix welding qualifications code and its related. The other day, i was talking to one of my prospective clients structural fabricator to en 10902, and we were discussing the search and management of welding documents such as procedure qualification records. Pqr is documentation to prove that a weld can be made using the procedure and. The book is an a4 perfect bound softcover edition, with 64 pages of great. Thanks in advance to post to this group, send email. What is the sequence of pqr, wps and wpq i will prepare in a brand new factory based on asme ix.
Wps, pqr, wpq as per asme sec ix lara inspection services. A welding procedure specification wps is a formal written document describing welding procedures. Yes, you can use one pqr to develop one or multiple welding procedures provided the issue at hand, to wit, diameter range for each welding procedure and other essential variables, are supported by a. Wpspqr explained american welding society education online. Another difference is the orientation of the documents contents.249 1341 1461 795 3 1201 717 985 337 155 539 506 218 1415 107 762 339 1311 175 1238 1168 955 405 1366 885 1220 1284 251 1144 879 1126 20 383 1056 608 960 1110