Articles & Podcast Episodes

Submerged arc welding (SAW) is a process that uses a continuous bare wire electrode with flux to create an electric arc. This arc is shielded from contamination by a protective flux blanket. The T-34 tank applied SAW for its fast and efficient welding, overcoming issues found in earlier manual welding methods. The efficiency of T34 … Read more

Tack welding is a temporary process that holds metal pieces during assembly. In contrast, arc welding uses intense heat and electrical currents to form strong, permanent bonds. Knowing the differences in welding techniques helps you choose the best method for your specific applications and ensures durability in metalworking projects. The key difference lies in their … Read more

Tandem sub arc welding (SAW-T) is a welding process that uses two electric arcs. These arcs melt two wire electrodes at the same time. This method improves productivity and efficiency, especially in automated settings. It uses two power sources and feeders to create a stable molten pool, making it suitable for thick materials. In framework … Read more

Tandem arc is a type of submerged arc welding that uses two wire electrodes. The lead wire penetrates the base material, while the trail wire fills and caps the weld. This method enhances welding productivity and efficiency, making it suitable for automated, high-deposition industrial applications. The submerged arc welding process involves the use of a … Read more

Start learning Shielded Metal Arc Welding (SMAW), also known as stick welding. Use “Modern Welding” as a guide. Get safety equipment like a welding mask and gauntlets. Watch instructional videos for techniques. Practice on flat metal pieces using a straight drag motion. Choose quality rods for better results. Step-by-step tutorials walk beginners through practical applications. … Read more

An electric welding arc typically reaches temperatures of about 10,000 degrees Fahrenheit. This high temperature is crucial for melting metals in welding processes. Electric arcs generate intense heat, making them suitable for different welding techniques, although they are cooler than plasma torches, which can reach over 50,000 degrees. Maintaining an optimal welding arc temperature is … Read more

Arc welding usually operates at an arc temperature of about 10,000 degrees Fahrenheit. This temperature can change depending on the metal types being welded. In contrast, plasma torch welding can reach temperatures beyond 50,000 degrees Fahrenheit. Despite being cooler than plasma arcs, electric arcs generate enough heat for effective welding. Managing welding arc temperature enhances … Read more

In arc welding, temperature distribution is crucial for weld quality. A wider heat distribution results in larger weld width. Arc temperature varies from 5,000 K to 30,000 K, affected by plasma and current. Measuring temperature accurately helps predict cooling rates and impacts the mechanical properties of the weld. Predictions of temperature distribution often use thermal … Read more

The welding arc temperature ranges from 5000 K to 30,000 K. It depends on the plasma type and current. Spectral radiation measures this temperature. Energy losses happen through heat conduction, convection, and radiation. In argon gas, radiation loss is about 20%, while in other gases, it is under 10%. High temperatures at the arc center … Read more

Surface preparation of aluminum for arc spray welding requires two main operations. First, clean the surface to remove oil and grease. This step prevents weld porosity. Second, eliminate oxide from the weld area. This ensures proper fusion and avoids defects. Effective surface preparation improves weld quality and durability. Mechanical cleaning involves the use of tools … Read more