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magnesium alloy welding using method

Weldability evaluation and tensile strength estimation

2013-2-4 · welding. Recently, strength evaluation using a CO2 laser remote welding system was conducted for SPRC440 [6]. A three-dimensional remote scanner welding system using a Nd:YAG laser has also been established [7,8]. Moreover, mathematical models derived from the experimental results can be used to determine the welding process parameters and to

J. Mater. Sci. Technol.

2020-7-8 · The simulation results indie that the gating system design has a significant effect on the quality of magnesium castings. In an effort to obtain the optimal design of gating system, the signal-to-noise (S/N) ratio was used to analyze the effect of various gating designs on cavity filling and casting quality by using a weighting method based on the design of an orthogonal array.

Microscopic Structure and Property of Double-Electrode

2017-6-2 · Abstract: This paper focuses on the research on double-electrode gas metal arc welding (DE-GMAW) of AZ31B magnesium alloy sheet with 2mm thickness. During the welding process, stable hybrid arc of metal inert gas (MIG) and tungsten inert gas (TIG) is employed as welding heat source.

Hot cracking in tungsten inert gas welding of …

2018-6-13 · Plates of 3–5 mm in thickness were extracted from an AZ91D ingot and then butt joints of the plates were produced using tungsten inert gas (TIG) welding method. The TIG arc was also used to deposit welding beads on some of the thin plates. No cracking was found in the butt joints.

ASTM B 557 : 2015 : REDLINE | Standard Test Methods …

MAGNESIUM ALLOY, EXTRUSIONS 4.0Y - 2.25ND - 0.5ZR (WE43C - T5) PRECIPITATION HEAT TREATED: ASTM B 609/B609M : 2012 : Standard Specifiion for Aluminum 1350 Round Wire, Annealed and Intermediate Tempers, for Electrical Purposes: SAE AMS 4453 : 2012 : MAGNESIUM ALLOY, INVESTMENT CASTINGS, 9.0AL - 2.0ZN (AZ92A-T6) SOLUTION AND PRECIPITATION …

CiteSeerX — Reliability of Laser Welding Process for …

CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Laser welding is a promising joining method for magnesium alloys. The process reliability of 2-mm ZE41A-T5 butt joints welded by a 4 kW Nd:YAG laser was investigated from weld geometries, defects and mechanical properties using Weibull statistical distribution. Smooth, geometrically regular and macroscopically …

Welding Parameter Optimization of Alloy Material by

2016-10-11 · Also by using different tool size; we implement new techniques of weld. Keywords: Frictional stir welding, Magnesium alloy, Tool Siz, Taguchi Method 1. Introduction 1Welding is a fabriion process used to join materials, usually metals or thermoplastics, together. During welding, the work pieces to be joined are melted at the

Reducing the Porosity in Die-Cast Magnesium Alloys …

2016-1-13 · die-cast magnesium Alloy AZ91 in all welding conditions employed (also see Ref. 20). For high-pressure die-cast AZ91, the lowest weld porosity, ~10%, was ob-tained using high welding speed, but with only a 0.65-mm-deep weld for a 3.5-mm-thick sheet. Similarly, using low heat input, Zhao and DebRoy (Refs. 5, 6) and Wahba et al. (Ref. 10) also

Friction stir processing of thixoformed AZ91D magnesium alloy…

2012-10-21 · Frictionstir processing thixoformedAZ91D magnesium alloy Al-richsurface CHEN Ti-jun(), ZHU Zhan-ming(), LI Yuan-dong(), MA Ying( HAOYuan( StateKey Laboratory GansuAdvanced Nonferrous Materials, Lanzhou University

Causes of common problems encountered during …

2019-2-4 · method of manufacturing besides welding related parameters. All the three aspects are usually included in aluminium alloy specifiion. Aluminium alloy may be produced either only by cast or by casting and subsequent forming process (which are called wrought alloys). Welding of wrought aluminium alloys is more common

Effect of ultrasonic assisted friction stir welding on

2019-12-26 · appliion of AZ91 alloy. Conventional fusion welding processes such as plasma arc welding, tungsten inert gas or laser beam welding obstruct the appliion of magnesium alloys due to hot cracking, porosity, oxidation and high residual stress [18]. Friciton stir welding (FSW) is a green solid state welding process which can eliminate relevant

Evaluation on Temperature of FSW Zone of Magnesium …

2016-8-5 · AZ61 magnesium alloy was investigated. To achieve this goal, the temperature and metal flow was predicted using the finite element method. In FE analysis, the welding tool was simplified and the friction condition was optimized. Moreover, the temperature

of joint formation throughout semisolid stir welding of Z91

Abstract: Joining in the semisolid state is considered a possible method to join alloys to each other. The mechanisms taking part in semisolid stir welding of AZ91 alloys were investigated. Two 7.5 mm-thick AZ91 pieces and a 2 mm-thick Mg-25%Zn interlayer piece

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2020-7-29 · [3] Linjie Zhang, Jianxun Zhang, et al. Parametric studies of welding distortion in a fillet welded structure based on FEA using Iterative Sub-structure Method [J]. Science and Technology of Welding and Joining, 2007, 12(8):703-707. 2006 [2] Zhang LJ, Zhang JX

The Mechanisms of Resistance Spot Welding of Magnesium

magnesium alloy to Zn-coated steel involve braze welding,solid-state bonding,and soldering. The joint formation in comparison of RSW of Zn-coated steel with steel,Au-plated Ni,and bare Ni sheets is discussed.A possible expansion of this technology also is suggested.

US 2009/0032515 A1 - Magnesium Welding Wire - …

Also, such welding wire can be manufactured according to the following manufacturing method. In other words, a magnesium welding wire manufacturing method according to the invention includes a step of preparing a base material made of pure magnesium or a magnesium-based alloy, a step of drawing the base material, and a step of shaving the

Double-Sided Arc Welding of AZ31B Magnesium Alloy …

2017-3-21 · 2 mm thick, rolled AZ31B-H42 magnesium alloy sheet. The range of primary parameters of welding speed and welding power resulting in visually acceptable welds was determined. Acceptable welds have been produced using welding speeds ranging from 12 mm/s to 100 mm/s and welding powers from 1.6 kW to 8.7 kW.

English -

Energy Coupling Behavior in Modulated Fiber Laser Welding of High Reflectivity AZ31 Magnesium Alloy [J]. RARE METAL MATERIALS AND ENGINEERING, 2017, 46(5): 1437-1444. [40] Jian-Nan Yang, Lin-Jie Zhang*, Jie Ning, Qing-Lin Bai, Xian-Qing Yin, Jian

Effect of variable polarity parameters on variable

2017-7-4 · (HAZ) in welded joint. In addition, the magnesium alloy high-energy beam welding such as electron beam welding and laser welding can obtain better welded joint, while the high requirement of welding environment is the biggest obstacle for its development [6-7]. A simple and effective method used to magnesium alloy welding is urgently needed.

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[23] X. L. Chen, H. G. Yan, J. H. Chen, B. Su and Z. H. Yu. Effects of grain size and precipitation on liquation cracking of AZ61 magnesium alloy laser welding joints. Science and Technology of Welding and Joining, 2013, 18(6): 458-465

laser welding --cnki

Research on the Argon Arc Welding and the Laser Welding of Al-Li Alloy The CO2 laser beam was used to weld the wrought magnesium alloy AM60 plates,the microstructure and mechanical properties of the joints were

Fatigue life prediction of ZE41A magnesium alloy using

0.8–1.7 wt% RE, 0.4–1 wt% Zr and remaining wt% as magnesium and is supplied by Hindustan Aeronautical Limited, Bangalore, India. Welding plates are machined to the size of 90 mm 50 mm 12 mm and welding experiments are conducted using gas tungsten arc welding (GTAW) method. Argon is used as the shielding gas. The welding process is carried

Corrosion behaviour of friction stir welded AZ61A magnesium

Abstract: The extruded AZ61A magnesium alloy plates of 6 mm thickness were butt welded using friction stir welding (FSW) process. The corrosion behavior of the welds was evaluated by conducting immersion test in NaCl solution at different pH value, immersion

Joining of dissimilar AZ31B magnesium alloy and …

The joining of dissimilar materials, magnesium alloy (AZ31B) and mild steel (SS400), was performed using a hybrid gas tungsten arc-friction stir welding (HGTAFSW) method that applied a preceding gas tungsten arc welding (GTAW) preheating heat source to a mild steel plate surface during friction stir welding (FSW). The mechanical and microstructural characteristics of the HGTAFS welds were

Effect Of Process Parameters On The Strength Of …

2015-7-28 · between aluminium alloy and magnesium alloy, aluminium alloy was also welded by using this method in the present study. In order to provide some foundational information for improving mechanical properties of the aluminium alloy joint, the availability of this method for aluminium alloy welding and the effect of welding

friction stir welded --cnki

Weld bead shaping of friction stir welded 7A52 aluminum alloy 7A52 2A12Al and 3A21Al alloy in 6mm thickness was friction stir welded using the process of weld. 6mm2A123A21。