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Introduction Arc welding remains one of the most widely used metal-joining techniques in fabrication, construction, automotive repair, oil & gas, shipbuilding, pipeline work, and maintenance operations. From small workshops to heavy industrial production lines, arc welding machines are the backbone of metal fabrication — creating secure, durable joints capable of withstanding stress, vibration, corrosion, and extreme operating conditions. In practical terms, an arc welding machine is a …

Introduction Arc welding is one of the most common and dependable metal-joining processes used in Nigeria’s construction, fabrication, and manufacturing industries. Whether you’re working in a workshop, shipyard, or construction site, an arc welding machine is a must-have for joining metals with precision and strength. In simple terms, arc welding uses electricity to create heat, which melts and fuses two metal parts together. Once the molten metal cools, it forms a strong joint that …