ARC Welding

Bare metal arc welding is an arc welding method. It joins metals by using heat from an electric arc between a bare metal electrode and a weld pool. This technique does not require shielding or pressure. The filler metal comes from the electrode itself. This process is simple and effective for fusing metals together. Key … Read more

Arcs & Sparks Welding provides 24/7 mobile welding services for on-site repairs and custom metal fabrication. Our skilled team works with aluminum, stainless steel, and carbon steel. We focus on safety and offer CNC plasma cutting. As a family-owned business since 1988, we proudly serve the greater Houston area and have a strong community reputation. … Read more

Common arc welding processes include: Gas Metal Arc Welding (GMAW), which uses a continuously fed wire; Gas Tungsten Arc Welding (GTAW), known for its high-quality welds; Shielded Metal Arc Welding (SMAW), which employs a stick electrode; and Flux-Coated Arc Welding (FCAW), effective for welding thicker materials. SMAW, also known as stick welding, is versatile and … Read more

Arc welding creates an electric arc between a positive electrode and a negative base material. This arc generates heat to melt the materials. The output current typically ranges from 5 to 1,000 A, and the output voltage varies from 8 to 40 V. This method is crucial for effectively joining metals using a welding rod … Read more

Individuals with a pacemaker should keep a distance of at least 24 inches from the welding arc. They should avoid welding with currents above 160 amps to lower the risk of electromagnetic interference with devices like implanted defibrillators. Follow recommended practices, such as twisting cables and ensuring no current loop is near the welder. Welders … Read more

Shielded Metal Arc Welding (SMAW) requires key equipment, including a welding power supply and an electrode holder. This method joins metals in various applications. Understanding the welding circuit is vital for safe and effective operation. Staying updated on current trends and terminology enhances welding skills and knowledge. The chapter emphasizes safety equipment, including helmets, gloves, … Read more

Carbon arc torch welding uses a carbon electrode to create an electric arc. This arc can exceed 3,000 °C, melting base metals and forming strong bonds. It excels in high-heat applications and is ideal for welding thick materials. Common applications include construction and automotive industries, ensuring weld quality and durability. In carbon arc torch welding, … Read more

The two methods of striking an arc with an electrode are the scratching method and the tapping method. It is important to strike the arc in the weld joint to ensure proper heat and penetration, creating a strong bond. Shielded Metal Arc Welding (SMAW) is popular for its concentrated heat and versatility in welding ferrous … Read more

Arc eye, or welder’s flash, is a painful injury to the cornea from exposure to ultraviolet (UV) rays produced by welding torches. Symptoms include redness and irritation. Treatment often involves resting and applying ice packs. The injury usually heals within days. Prevention is essential to protect the eyes from harmful UV exposure. Treatment for Burn … Read more

The brightness of a welding arc can reach 10,000 to 100,000 lumens. This level of brightness is much higher than sunlight because of its distance from the eyes. The arc emits ultraviolet, visible, and infrared radiation. Therefore, eye protection is crucial to prevent eye damage from the intense light. Welders must use appropriate personal protective … Read more