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Ragnar Welding Supplies is a leading manufacturer and supplier based in Jakarta, Indonesia, specializing in high-performance Cobalt Base Alloys Welding Electrodes. With a strong commitment to quality, innovation, and precision engineering, Ragnar delivers reliable welding solutions for demanding industrial applications, including aerospace, petrochemical, and power generation sectors. Our electrodes are designed to provide superior wear, corrosion, and heat resistance, ensuring exceptional performance and durability. Supported by advanced manufacturing facilities and a skilled technical team, Ragnar Welding Supplies continues to be a trusted partner for customers seeking premium welding products across Indonesia and global markets.
Size : 2.5 mm to 6.0 mm and custom sizes
Classification : AWS A5.13, A5.21
Type current : AC/DC(+)
Hardness : 38-44 (370- 440)
Welding Position : F, H OH, V
Form : Welding Electrode, Welding Rods
Cobalt Base Alloys Welding Electrodes are primarily composed of cobalt, chromium, nickel, and small amounts of tungsten, molybdenum, and carbon, providing excellent corrosion and wear resistance. These alloys offer superior high-temperature strength, hardness, and oxidation resistance, making them ideal for extreme industrial environments. Mechanically, they exhibit exceptional tensile strength, impact toughness, and fatigue resistance, maintaining structural integrity under heavy loads and thermal cycling. Their stable microstructure ensures consistent performance, while excellent wettability and low dilution during welding allow precise, durable joints in critical applications like aerospace, chemical processing, and power generation.
Ragnar Welding Supplies Indonesia
| Grade | C | si | Mn | Cr | Mo | Other |
| ECoCr-A | 0.84 | 0.57 | 0.97 | 30.46 | – | W 4.53 Co Bal. |
| ECoCr-B | 1.43 | 0.56 | 0.98 | 31.62 | – | W 8.67 Co Bal. |
| ECoCr-C | 2.15 | 0.47 | 1.03 | 31.25 | – | W 12.72 Co Bal. |
| ECoCr-C | 0.35 | 0.65 | 1.03 | 28.56 | – | W 0.38 |
At Ragnar Welding Supplies, we take pride in being one of Indonesia’s trusted suppliers of high-quality welding consumables. Our expertise lies in Cobalt Base Alloys Welding Electrodes, engineered for precision, durability, and resistance to corrosion. With a strong commitment to quality and customer satisfaction, we provide welding solutions that support industries across construction, energy, shipbuilding, and manufacturing.
Cobalt Base Alloys Welding Electrodes are widely used in industries requiring high-performance, durable welds under extreme conditions. They are ideal for joining components exposed to high temperatures, heavy wear, and corrosive environments. Common applications include aerospace engines, gas turbines, and jet engine components, where heat and oxidation resistance are critical. They are also used in chemical processing equipment, power generation machinery, and petroleum industry tools, providing reliable performance in aggressive chemical and high-stress conditions. Additionally, these electrodes are employed for repair and maintenance of hardened surfaces, ensuring extended service life and reducing downtime in industrial operations.
The Ragnar Industries Server is built to deliver reliability, speed, and scalability for mission-critical operations. Designed for modern industrial environments, it ensures seamless performance in manufacturing, engineering, energy, and automation sectors.