Welding Advisers Update Blog

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Sep 27, 2017

Service-failures occurrence and prevention

Service-failures and prevention. Codes and Specifications. Run out conditions or inadequate manufacturing. Collection of complete evidence. Knowledge, experience, interpretation.

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Sep 25, 2017

Arc-Welding is an effective localized source of heat for vastly differing cases.

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

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Sep 20, 2017

Welding_aluminum: how one welds which types

Welding_aluminum and non heat treatable aluminum alloys. See which heat treatable alloys can be welded and how. Weld influence on properties.

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Sep 18, 2017

Repair-welding to resume production asap

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.

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Sep 17, 2017

Mig-welding-tips essential for successful welding

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.

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Sep 16, 2017

Near-net-shape for fast, economic building of complex parts

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.

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Sep 14, 2017

Welding-standards: Guidance and Reference for Quality Work

Welding-standards are practical tools. Recommendations and Requirements for Quality Welding. Specifications for Materials and Consumables. Qualified Welding Procedures. Safety Instructions. NDT Insp.

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Sep 12, 2017

Welding-alloy-steel for sound and strong structures

Welding-alloy-steel while preventing cracking risks. Hardenable steels welding.The precautions:oreheat and postheat.Weldability and Hardenability.Hydrogen Underbead Cracking.

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Sep 11, 2017

Welding-arc: most successful processes for different applications.

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

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Sep 10, 2017

Robotic-arc-welding, productivity promise and potential

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.

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Sep 09, 2017

Weld-preparation is of utmost importance

Weld-preparation best quality is a precondition for good welds. Don't spare efforts for perfect prep

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Sep 07, 2017

Welding-codes, welding-test, welding-specifications and welding quality.

Welding-codes and their application. Welding-specifications/standards and their significance. Welding-test as a base for quality.

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Sep 05, 2017

Hydrogen-Embrittlement endangers the Welding of High Strength Steels

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

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Sep 04, 2017

Additive-Manufacturing for production benefits

Additive-Manufacturing, several techniques/materials for building from the design without tools

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Sep 03, 2017

Welding-topics: Titles from Practical Welding Letters

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.

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Sep 02, 2017

Welding-aluminum and aluminum alloys: which types are successfully welded.

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

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Sep 01, 2017

PracticalWeldingLetterNo169

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...

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Aug 23, 2017

Projection-welding, the right solution for special cases

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

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Aug 17, 2017

Resistance-welding-tips for solving practical problems

Resistance-welding-tips may help in setting up welding schedules or for troubleshooting. Introduction to feedback control for consistent performance.

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Aug 15, 2017

Resistance-welding and other Related Processes, different but similar.

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?

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