The purpose of this Blog page is to help our readers find more easily and quickly the specific information they seek.
This page is a new Distribution Vehicle, whereby readers, by subscribing to this feed, will be able to stay updated, whenever new content is published, without worrying about their own e-mail address being known and misused by others on the Web.
But if you wonder how could YOU build a Website for Pleasure and Profit do yourself a favor, have a look at the following video:
Lily of the Valley
See hereafter the most recent additions and updates.
Service-failures and prevention. Codes and Specifications. Run out conditions or inadequate manufacturing. Collection of complete evidence. Knowledge, experience, interpretation.
Arc-Welding operations use electric energy supplied to the welding location through a discharge created between two electrodes. Filler metal can be added from consumable electrode or other material
Welding_aluminum and non heat treatable aluminum alloys. See which heat treatable alloys can be welded and how. Weld influence on properties.
Repair-welding can be used to repair some service failures, but needs knowledge and experience for correct application. Not for highly stressed items (gears, shafts) or for lifting equipment.
Mig-welding-tips and common misconceptions. Polarity, power supplies and self regulated arc length. Metal Transfer Modes. Slope and Inductance Control. Where else to find useful References.
Near-net-shape processing is a group of manufacturing methods of freeform fabrication permitting to produce metal parts directly from computer generated design. Speed, economy, quality are possible.
Welding-standards are practical tools. Recommendations and Requirements for Quality Welding. Specifications for Materials and Consumables. Qualified Welding Procedures. Safety Instructions. NDT Insp.
Welding-alloy-steel while preventing cracking risks. Hardenable steels welding.The precautions:oreheat and postheat.Weldability and Hardenability.Hydrogen Underbead Cracking.
Welding-arc, a series of varied economic welding processes: used for short runs, but also for ships, bridges, structures. Manual for intricate settings. Automated for long or repetitive joints. Adapte
Robotic-arc-welding is an answer to skilled workforce shortage. It needs integration, planning, testing by properly trained and qualified personnel. Remarkable potential gains and difficulties.
Weld-preparation best quality is a precondition for good welds. Don't spare efforts for perfect prep
Welding-codes and their application. Welding-specifications/standards and their significance. Welding-test as a base for quality.
Hydrogen-Embrittlement can cause delayed cracking and fracturing after welding if occasional sources of hydrogen are not excluded from the weld region.Stress relieving and baking should be implemented
Additive-Manufacturing, several techniques/materials for building from the design without tools
An updated issue of Welding-topics fast finder. Index of Titles from PWL Past Issues. An easy Guide to published Articles and Information only one click away.
Welding-aluminum. Learn on aluminum alloys weldability. Know which Aluminum properties influence Welding of aluminum. Heat treated aluminum alloys and the consequences of welding.Fabricated aluminum
PWL#169, Aerospace Applications of Additive Manufacturing, Selecting Wire Brushes for Weld Cleaning, Advances for Filler Metal fusing in Aluminum Robotic Welding, New 2017 Issue of ASME BPVC Section IX, A Study on argon/hydrogen blend as shielding gas for welding of deposit of corrosion resistant overlays (CROs), usually Inconel 625, on high-strength steels and much more...
Projection-welding is a process suitable for sheet to sheet welding with embossed projections. It enables also economic application of annular bodies and nuts to plates, and cross wire resistance weld
Resistance-welding-tips may help in setting up welding schedules or for troubleshooting. Introduction to feedback control for consistent performance.
Resistance-welding and its applications. Requirements for stainless steel. Spot-welding for "unweldable" aluminum alloys. Coated steel sheets: are they spot weldable? Where is projection welding used?
Copyright (c) 2014, 2015, 2016, 2017 by
Elia E. Levi and www.welding-advisers.com
All Rights Reserved