MIG Shielding Gas Cost Comparison: CO2, 80/20, and Ternary Blends
August 24, 2026
A practical total-cost comparison of pure CO2, 80/20 argon-CO2, ternary blends, and lower-CO2 gases for carbon-steel MIG/MAG fabrication.
Read article →Welding Process & Defect Solutions
Find practical guidance on welding parameters, shielding gas, porosity, undercut and other weld quality problems.
Featured Reading
Selected guides and practical references for this topic.
Robotic Welding Crater Fill: 7 Steps to Prevent End Craters
Set up and diagnose the weld end sequence step by step.
Read article →Welding Undercut: 5 Causes, Prevention, and Repair
Identify the causes of undercut and review prevention and repair.
Read article →Carbon Steel Robotic Welding Shielding Gas Selection and Parameter Setup Manual
Compare shielding gases and establish a controlled parameter setup.
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MIG Welding Arc Sound: 7 Noises That Reveal Setup Problems
August 24, 2026
Learn how to use MIG arc sound as one diagnostic signal while checking wire feed, voltage, inductance, consumables, shielding and weld quality.
Read article →Robotic Welding Crater Fill: 7 Steps to Prevent End Craters
August 24, 2026
A practical guide to diagnosing and programming robotic crater fill using coordinated wire feed, voltage or arc length, ramp time, endpoint motion, burnback and gas post-flow.
Read article →Robotic Welding Seam Misalignment: 6 Causes and Fixes
August 24, 2026
A practical diagnostic sequence for robotic welds that run off the joint even when the programmed teach points appear correct.
Read article →Welding Undercut: 5 Causes, Prevention, and Repair
August 24, 2026
Learn the main welding undercut causes, how to prevent the defect in manual and robotic welding, and how to inspect and repair it correctly.
Read article →MIG Welding Troubleshooting: 5 Beginner Mistakes That Cause Porosity, Spatter, and Poor Welds
August 23, 2026
Read article →Carbon Steel Robotic Welding Shielding Gas Selection and Parameter Setup Manual
August 16, 2026
Carbon Steel Robotic Welding Shielding Gas Selection and Parameter Setup Manual Purpose of This Manual This manual helps robot operators select shielding gas and establish practical starting parameters for gas-shielded arc welding…
Read article →How Do You Adjust MIG Welding Current and Voltage? Remember: Current Controls Penetration, Voltage Controls Bead Width
August 15, 2026
MIG welding current and voltage settings confuse many new welders because one small turn on the machine can change penetration, spatter, bead shape, and arc sound. If the current is too low,…
Read article →Curved Medium-Thick Plate Groove Welding: How the First Pass Achieves Single-Side Welding with Double-Side Formation?
August 9, 2026
Groove welding on curved medium-thick plates is one of the most demanding challenges in structural fabrication. When the joint geometry curves, the root gap shifts, and heat distribution becomes unpredictable — a…
Read article →Heavy Steel Full-Penetration Welding Explained: From Multi-Pass Techniques to Intelligent Dynamic Correction
August 9, 2026
Heavy steel full-penetration welding sounds straightforward until you actually try it. Standard equipment fails. Parameters drift. Experienced welders struggle to maintain consistency across a joint that can exceed 80mm in thickness. If…
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