Articles & Podcast Episodes

An arc welding machine’s power rating is based on its voltage and amperage. You can calculate power using Watts = Voltage x Amperage. A typical open circuit voltage (OCV) is 80V. For example, a 300A machine at 32V uses about 10kW. Always consider efficiency and material thickness when selecting the appropriate power rating. Performance of … Read more

The ARC Welding Machine is a DC ARC (MMA) inverter model. Specifications: Model QIM-400: – Input Supply: 380-440 V, 3 Phase, 50/60 Hz – Welding Current: 20-400 A – Open Circuit Voltage: 65-75 V DC – Max Rated KVA: 17 Model QIM-500: – Input Supply: 380-440 V, 3 Phase, 50/60 Hz – Welding Current: 20-500 … Read more

If your arc welding mask is not darkening, check the battery condition first. Ensure proper installation. Clean the surfaces and contacts regularly. Adjust the delay time, sensitivity, and shade number as needed for your welding task. Regular maintenance helps ensure optimal performance and troubleshooting becomes easier. Another potential issue is the sensitivity settings. These settings … Read more

Arc welding mask ratings show the minimum protective shade needed for safety. For shielded metal arc welding, use a shade of 10 or higher. For gas metal arc welding and flux cored arc welding, choose a shade of 7 or higher. Always check safety guidelines for full protection standards. Welders must choose the right shade … Read more

Shade 14 welding masks provide excellent eye protection for solar eclipse viewing. They offer UV protection and have a strong glass construction for better optical clarity. These masks fit various face sizes, ensuring a safe and comfortable experience. Customers express satisfaction with their quality and effectiveness. The design of the Arc Welding Mask Shade 14 … Read more

Welding glasses are suitable for viewing a solar eclipse if they have a shade level of 14 or higher. They provide eye safety by blocking harmful rays. However, experts recommend using ISO-certified eclipse glasses for the best protection. Always use proper solar filters and check NASA’s advice for safe viewing methods. While the dark lenses … Read more

An arc welding mask protects the eyes from intense glare and harmful light from the welding arc. It also shields against fumes produced during welding and prevents burns from stray sparks. Using a quality mask ensures safety and improves visibility, which is essential for effective welding operations. Additionally, the mask protects against radiant energy generated … Read more

Shielded arc welding materials include a constant current power supply, an electrode, an electrode holder, a ground clamp, and welding cables. These components work together to ensure a stable and controlled welding process. They help create strong welds across various applications, showcasing their essential functionality in welding tasks. Equipment for SMAW consists of a welding … Read more

Arc welding operates at temperatures between 5,000°C and 20,000°C. Iron’s melting point is around 1,500°C. The intense heat from the arc melts the base material and the electrode. This fusing process forms a strong bond, which is crucial for the strength and durability of welded structures. Each material has its own melting point, affecting the … Read more

Explore Lincoln’s arc welding metal thickness chart. This guide shows the correct rod size diameter and amperage for different metal thicknesses. It suits both novices and seasoned welders. The chart includes stick welding types and equipment requirements for high-speed welding on sheet steel, ensuring strong, reliable welds. Selecting the right electrodes correlates directly to the … Read more