Welding guides
Parts, troubleshooting, equipment, and life in the trade. Browse by topic or search below.
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Welding Cable Connector Compatibility Guide (Dinse, Tweco, Cam-Lok & Stud Types)
Match the connector family, exact mating dimensions, cable range, and documented current/duty rating before ordering welding leads. A plug that looks similar—or fits loosely—is not proof of compatibility. Start with the machine…
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Why a PAPR Welding Helmet Low Airflow Alarm Keeps Going Off
A PAPR welding helmet’s low airflow alarm usually means the blower cannot deliver the required air volume through the hood, breathing tube, filter stack, or battery-powered blower system. The most common causes…
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Oxy/Fuel Comparison: Acetylene vs Propane vs Chemtane vs Propylene
“Chemtane” is generally a branded propylene-based fuel gas blend used as an alternative to acetylene. In practice, oxy/chemtane behaves much closer to oxy/propylene than oxy/propane. QUICK COMPARISON TABLE Fuel Gas Hottest Flame…
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E70S-6 Solid MIG Wire vs E71T-1 Flux Core Wire: Technical Comparison for Mild Steel Welding
Choosing between E70S-6 solid MIG wire and E71T-1 gas-shielded flux core wire affects weld appearance, penetration, deposition rate, cleanup time, outdoor usability, and productivity. While both are commonly used for carbon steel…
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Welding Safety Equipment Inspection Checklist for Shop PPE
Routine PPE inspection helps reduce welding injuries, exposure incidents, arc flash risk, burns, respiratory hazards, and equipment-related downtime. This checklist is designed for fabrication shops, maintenance departments, welding booths, and industrial welding…
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Lincoln Magnum PRO 100SG Spool Gun: Aluminum MIG Feed Fix
Soft aluminum MIG wire is hard to push through a standard MIG gun. It birdnests, shaves, slips at the drive rolls, and burns back into the tip right when the bead should…
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Why Stainless TIG Welds Sugar on the Back Side
Stainless TIG sugaring is heavy oxidation on the back side of the weld root. It usually happens when the hot root is exposed to oxygen because the purge is missing, weak, contaminated,…
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3M Speedglas G5-02 Welding Helmet Support Guide: Fitment, Lens Protection, and Ordering Checks
The 3M Speedglas G5-02 Auto Darkening Welding Helmet is a professional welding helmet built around the Speedglas G5-02 platform. This support article is intended to help buyers confirm the correct helmet, understand…
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Lincoln Electric Square Wave® 205 TIG Welder K5613-1: Fitment, Specs, and Ordering Guide
The Lincoln Electric Square Wave® 205 TIG Welder K5613-1 is a dual-voltage AC/DC TIG and AC/DC Stick welding power source built for aluminum TIG work, steel and stainless TIG work, and Stick…