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Welding Metallurgy and Weldability of Nickel-Base Alloys
Preface. 1. Introduction. 1.1 Ni-base Alloy Classification. 1.2 History of Nickel and Ni-base Alloys. 1.3 Corrosion Resistance. 1.4 Nickel Alloy Production. 2. Alloying Additions, Phase Diagrams, andExpand
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Thermal efficiency of arc welding processes
A study was conducted on the arc and melting efficiency of the plasma arc, gas tungsten arc, gas metal arc, and submerged arc welding processes. The results of this work are extended to develop aExpand
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Solidification and weldability of Nb-bearing superalloys
The solidification and weldability of experimental superalloys containing systematic variations in Fe, Nb, Si and C were studied using differential thermal analysis (DTA), microstructuralExpand
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Fabrication of functionally graded TiC/Ti composites by Laser Engineered Net Shaping
Abstract Crack-free functionally graded TiC/Ti composite materials were fabricated by laser engineered net shaping (LENS), with compositions changing from pure Ti to approximately 95 vol% TiC. ByExpand
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Effect of composition on the solidification behavior of several Ni-Cr-Mo and Fe-Ni-Cr-Mo alloys
The microstructural development of several Ni-Cr-Mo and Fe-Ni-Cr-Mo alloys over a range of conditions has been examined. A commercial alloy, AL-6XN, was chosen for analysis along with threeExpand
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Effects of melt-pool geometry on crystal growth and microstructure development in laser surface-melted superalloy single crystals: Mathematical modeling of single-crystal growth in a melt pool (part
Abstract The effects of melt-pool geometrical parameters on crystal growth and microstructure development during laser surface melting of single-crystal alloys were studied by means of mathematicalExpand
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Technical note : Martensite formation in austenitic/ferritic dissimilar alloy welds
Electron microprobe analysis was utilized to examine the gradient of alloying elements across the weld interface of austenitic/ferritic dissimilar alloy welds. The concentration gradients wereExpand
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Microstructural evolution and weldability of dissimilar welds between a super austenitic stainless steel and nickel-based alloys
Microstructural evolution and solidification cracking susceptibility of dissimilar metal welds between AL-6XN super austenitic stainless steel and two nickel-based alloys, IN625 and IN622, wereExpand
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Dilution and microsegregation in dissimilar metal welds between super austenitic stainless steel and nickel base alloys
Abstract Super austenitic stainless steels are often welded using high Mo, Ni base filler metals to maintain the corrosion resistance of the weld. An important aspect of this processing is the weldExpand
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Origin of stray grain formation in single-crystal superalloy weld pools from heat transfer and fluid flow modeling
Abstract Stray grain formation in laser and electron beam welds on single-crystal alloy CMSX-4 was investigated through heat transfer and fluid flow simulations. The results were combined with aExpand
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