Welding guides
Parts, troubleshooting, equipment, and life in the trade. Browse by topic or search below.
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Why a Liquid Welding-Gas Cylinder Builds Pressure While Sitting
Learn why liquid argon, nitrogen, or oxygen cylinders can build pressure while idle, how pressure-building and economizer circuits work, and when to stop and call for service.
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The Experienced Beginner: Learning Welding After Another Career
Learning welding after years in another job means getting comfortable with correction again. Your experience still matters, even while your hands are learning.
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Bernard T-035 vs. TT-035: Which Centerfire Contact Tip Do You Need?
T-035 and TT-035 both serve 0.035-inch wire, but their shapes, lengths, and approved configurations differ. Check the full part number before ordering.