Welding electrode: E6010 for root run and E7018 for fill & cap passes, F No. It is fixed by punch marks at A, B and C. Actually two beads are laid, one from A to C and the other from B to C as indicated in the figure, so that the end craters meet at point C. The weld bead which is a brittle material is called the crack-starter weld. in the Welding Procedure Specification. The test is performed by etching and polishing the weldment to reveal its microstructure. For most tig welding roots, I recommend what is called a feather edge which basically means a sharp edgeno land.There is no reason at all why you should have to deal with mismatch on a pipe test like this. I personally use a dip keyhole technique for the root pass because progression moves slow enough for me to reposition my hands and body.And when I use the term keyhole, I am referring to the opening created by the edges of the bevel at the leading edge of the puddle on the root pass.it resembles an old school keyhole.There are several other techniques that work on a test like this like back feeding, or lay wireand I will try to address those in future videos but for this video, I tried to show what I think are the most bulletproof techniques for passing this test.The root pass does not require much amperage at all. ), 5) GMAW-S (Short Circuiting Transfer Mode), 6) GMAW (Globular, Spray or Pulsed Transfer Mode), 7) FCAW (Fluxcored Wire Variation of GMAW). There are many different types of weld tests, each with its own objective & testing requirements. PDF UA WELD TEST - Pipefitters Local 211 0000082206 00000 n They allow you to become certified in a wide range of areas-anything from welding inspector to backflow technician. Welding codes provide for a broad qualification by passing this one single 6g weld test. PDF Welder Certification Test List - PPATKS It is used to join two or more metal parts together. There are a variety of NDT techniques, each with its own strengths and weaknesses. Welding Procedure Specifications (WPSs) - National Certified Pipe Many originally qualified PQRs are typically used to create a single SWPS. PDF AMERICAN WELDING SOCIETY WELDING INSPECTOR EXAMINATION Part B speaking of using a TIG finger, I asked for some feedback in the 0000082612 00000 n your Facebook account, or anywhere that someone would find this page valuable. All SWPSs are supported by procedure qualification records (PQRs) which meet the rules of AWS B2.1 and which in addition are intended to meet the rules of the major codes which govern the intended applications such as AWS Structural Codes (D1.1, D1.2, D1.3, etc. The American Welding Society, acting under ANSI rules for consensus standards, publishes AWS Standard Welding Procedure Specifications (SWPSs) which are initiated by the B2G Subcommittee on Procedure Qualification Records. 4 0 obj The typical specimen dimensions for plate and pipe. 0000078901 00000 n The UA 101 and UA 102 Kiewit-specific weld tests help get . The standard gives the requirements for guided bend test specimen preparation, test parameters and testing proce-dures, but does not specify the requirements or accep-tance criteria. For all committee generated PQRs, the welding, testing, and evaluation are performed under the direct supervision of the B2G Subcommittee. UA 400 Members: Join Our E-Mail List Contact Info UA 400 Physical Location: 2700 Northridge Dr Mail: PO Box 530 Kaukauna, WI 54130-0530 (920) 462-0400 There are nearly 30 methods of Hardness Testing or Hardness Measurement, but the most widely used are: This test is designed to measure fracture initiation characteristics of structural materials heavier than 18 mm. 0000081184 00000 n Not sure what it is with the AWS. 0000082950 00000 n So I like to use a technique that works well in most all situations.I use the term "Keyhole" a lot in this video. - the new D1.1 spells out the requirements for design, procedures, qualifications, fabrication, inspection and repair of steel structures made of tubes, plate and structural shapes that are subject to either static or cyclic loading. Some test inspectors are just as interested in how you follow the WPS as they are with your welding skills. The Certified Welder (CW) program tests welders to procedures used in the structural steel, petroleum pipelines, sheet metal, and chemical refinery welding industries. comments of this youtube video. Procedure Specifications For Pipe Welding/Brazing The most common application of MPT is in the welding industry. For everyone involved in any phase of welding steel structures---engineers, detailers, fabricators, erectors, inspectors, etc. A welding test is essential for ensuring the quality of welds and preventing accidents. There are many different types of weld tests, each with its own objective & testing requirements. 0000082067 00000 n Fracture mechanics testing is used to determine the strength and toughness of a weld. PDF UA Welder Certification Tests - JATC Training 539 Visual inspection is often used as the primary method of inspection for welds that are not readily accessible or that are too large to be tested by other methods. B) Plant/Production Line I am looking for any info on the UA 21 plumber weld test. Would you prefer to share this page with others by linking to it? Standard Welding Procedures, No Qualification Testing Required cAK{w-l2{A]tJ"zd. 0000002506 00000 n 80.218" ER309 Stainless Test UA-50 Brazing: 3/4" Tube.045" BCuP 2 thru 7 Manual Torch Brazing UA-60 SMAW: 2 3/4" O.D..625" E6010 / E7018 Uphill UA-63 . In initiating SWPSs for consideration as AWS standards, the B2G Subcommittee is guided by the successful service experience in welded construction of the combination of base materials, welding process(es), and welding filler metals covered by the scope of each SWPS. The AWS B2 Committee on Procedure and Performance Qualification was formed in 1979. By looking at the characteristics of the image on the film, inspectors can identify any defects in the weld. How To Weld & Pass A Pipe 6G Welding Position Test Standard Welding Procedure Specifications (SWPS), Comparison of Commercially Available Welding Consumables. You dont want to weld a good root pass only to screw it up with the hot pass. To ensure that welds meet these requirements, they must be tested. How To Perform & Analyze A Bend Test - YouTube The minimum number of supporting PQRs required by the Committee is two but is usually in the range of two to fifty, the specific minimum number being a Committee decision for each WPS. Tailoring welding methods, specifications and technologies for these types of plants has helped the company optimize the construction process. Both 6G UA 21 is a carbon steel 2" schedule 40 open root 6010 and 7018 fill. They are machined to 37.5 degrees bevel which is There is a provision to test to a company-supplied or non-code welding specification. What is the purpose of the back purge gas for stainless steel welding? Magnetic particle testing (MPT), or magnetic particle inspection (MPI), is a type of non-destructive testing (NDT) that is used to inspect & locate surface & subsurface imperfections in ferromagnetic materials. GTAW of Nickel Alloy (800&800HT) using ERNiCr-3 followed by SMAW using ENiCrFe-2, GTAW of P-51 Titanium using ERTi-2 filler metal, Torch Brazing of Cu Alloys 102, 120, 122, 142, 192 using BCuP-3 through 7 filler metal, Torch Brazing of Cu Alloy 107 using BAg-7 filler metal with AWS 3A Type flux, Torch Brazing of Cu Alloy 107 to P/S No. The following describes the new numbering system: The Procedure Specifications listed below are the results of research. The purpose of this policy is to restrict the WPS to a high probability of successful application by all users. SWPS B2.1-22-015 is the Standard Welding Procedure Specification (SWPS) for Gas Tungsten Arc Welding of Aluminum (M/P-22 to M/P-22), 18 through 10 Gauge, ER4043 or R4043, in the As-Welded Condition, with or without Backing. UA41 Welding Test Video Tig Welding Tips - UA41 6g Pipe Welding Test (re-uploaded) weldingtipsandtricks 1M subscribers Subscribe 4.7K Share 1M views 9 years ago To order a Tig Finger, go to. Weld Testing Methods: Non-Destructive and Destructive Techniques for Optimal Results. In other words, a welder can be qualified to weld both carbon and stainless steels using one test.That is why the UA-41 test is a frequent test used for the gatekeeper test to get a pipe welding job.Passing the UA41 or any other 6g weld test all starts with metal preparation.The bevel needs to be accurate at 37.5% plus or minus 2.5% that is very important because If the bevel is too steep, the root will not go in well. The UA VIP Program is a free, 18-week accelerated training program available to active-duty military service members who are preparing to transition out of the armed forces. MPT can be used to detect cracks, seams, laps, voids, and other defects in ferromagnetic materials. The quality of weldment can be determined from the microstructure, such as the size and shape of the grains, the presence of defects, and the degree of separation between grains is checked & reported. Our certification programs are overseen and validated by objective third parties. NM5M*yDBVI>I/tY>[rqz~At[3bj+G;z| ]a$|S c ] K5:G0[2_?ontp l$bffj'4DYN C) **Position for side 1: 2F - Plates and axis of weld horizontal. The objective is to provide industry with standard welding procedures that are suitable for specific welding operations without the requirement of welding test coupons and testing the completed welds. 28 Fillet Weld Break and Macroetch Test PlateWelding Operator Qualification, Option 173 29 Fillet Weld Root-Bend Test PlateWelding Operator Qualification, Option 274 AWS D14.1/D14.1M:2005 1. Material Welding is run by highly experienced welding engineers, welding trainers & ASNT NDT Level III bloggers. It is important that the notch is present only in the weld deposit and that the cutting tool (abrasive disc, hacksaw, etc.) 0000079460 00000 n And some employers prefer that you are able to "walk the cup. The bend test is specified in ASME section 9 and AWS D1.1 for welder testing & weld testing for performance & procedure qualification. These SWPSs can often be acquired from AWS at a fraction of the cost that would be incurred for qualification of a PQR through welding and testing. Are you a pipe liner? Tensile strength also increases with hardness. IX code.To help with getting a perfect fitup with no mismatch (also you do need to set up your own purge. and they come pretty much ready to weld with some deoxy aluminite rust Procedure: The Welding Procedure Specification (WPS), under which the welder is to be qualified, shall be followed in every respect when making test welds to qualify a welder except when performance qualification is done in accordance with a WPS that requires postweld heat treatment; in such cases postweld heat treatment may be omitted. Gas Tungsten Arc Welding (Goal is a UA 41 weld cert) Basic Pipe Fitting FIRE SUPPRESSION Fire Suppression have detailed knowledge of fire codes and the methods for installation of fire protection systems and a responsibility for life safety in residential, commercial and industrial applications. The hardness of the base metal and weld-metal of a welded joint is affected by chemical composition, the metallurgical effects of welding, cold working of the metal, heat treatment, and several other factors. I like to cut an X in the tape using a pocket knife so that it can open up under pressure. UA-91 Weld Performance Test Specification | PDF - Scribd All current SWPSs are available in the AWS Bookstore. Dual and Single Flowmeters for welding NDT can also be used to inspect welds for quality control purposes. The new NCPWB Welding Procedure Specification numbering system clearly defines the type of metals to be welded, the welding process used and allows for identification of variations in a process. There are two main types of ultrasonic testing: In pulse-echo testing, a burst of sound waves is sent into the material, and the reflected waves are detected by a receiver.