Tariqul

To start a welding arc, tap the rod tip sharply on the workpiece. This removes excess flux from the rod’s end. Use a quick wrist motion for momentary contact with the surface. After tapping, pull the rod slightly away to create a stable arc. This technique effectively initiates the welding process. Next, strike the electrode … Read more

There are several types of arc welding. These include Shielded Metal Arc Welding (Stick Welding), Gas Metal Arc Welding (MIG/MAG), Flux-Cored Arc Welding, Gas Tungsten Arc Welding (TIG), Plasma Arc Welding, Carbon Arc Welding, Submerged Arc Welding, and Atomic Hydrogen Welding. Each type serves different purposes. The principle of arc welding focuses on generating heat … Read more

A clear, step-by-step process for arc welding includes: 1) Prepare the work area, 2) Select safety equipment, 3) Set up the welding machine, 4) Ensure safety protocols, 5) Ignite the arc, 6) Form the weld bead, 7) Deposit filler metal, and 8) Cool and clean the weld. This approach ensures accuracy and usability. First, gather … Read more

Arc welding involves several key steps. First, turn on the power supply. Next, bring the electrode close to the base material to create an electric arc. This arc generates intense heat, melting the base material and the electrode. The flux coating then protects the weld from contaminants, ensuring a strong joint. First, gather the necessary … Read more

To perform arc welding, first turn on the power supply. Bring the electrode close to the base material to create an electric arc. This arc produces intense heat, melting the base metal and the electrode core. The flux coating on the electrode protects the weld from contamination, ensuring a strong bond in the welding process. … Read more

Spray transfer arc welding is a process that propels tiny molten metal droplets across an arc to the weld pool. This method boosts deposition rates, enhances fusion and penetration, reduces spatter, and creates a smooth weld bead appearance. The basics of Spray Transfer Arc Welding include its high welding speeds and minimal spatter. This process … Read more

To weld stainless steel to mild steel, use E-309L or E-309MoL electrodes. These electrodes create a stable arc and reduce spatter. The 308 filler metal is also effective. For best results, apply proper techniques, especially when connecting stainless steel pipes to mild steel flanges. For optimal results, proper welding techniques must be applied. This includes … Read more

Stacking dimes in arc welding is a technique that creates attractive welds. It forms small, evenly spaced beads that look like stacked coins. This method is popular in TIG welding. Welders adjust the heat input and puddle size for better bead appearance. While stacking dimes looks good, it isn’t always practical for every welding project. … Read more

Submerged arc welding drive rollers are vital for efficient wire feeding. They are available in V-knurled, V-groove, and U-groove types. These components improve productivity by ensuring even wire feeding. Choosing the right roller based on wire type is essential for achieving the best welding results in various applications. The material of the drive rollers is … Read more

In electric arc welding, straight polarity (electrode-negative) promotes faster electrode melting and higher deposition rates. Reversed polarity (electrode-positive) provides deeper penetration into the weld. The chemicals in the electrode’s covering can impact these effects, affecting overall welding quality and performance. While straight polarity offers advantages such as deeper weld penetration, it can lead to excessive … Read more