NS ARC's Tru-Core® MC 80C-Ni1 is a low-alloy steel, composite metal-cored electrode for low-alloy and certain carbon steels requiring tensile strengths in excess of 80 ksi and good CVN values at temperatures as low as -50°F. It can be used in single and multiple pass applications, both in fillets and groove welds.
Tru-Core® MC 80C-Ni1 Metal-Cored Welding Wire
NS ARC's Tru-Core® MC 80C-Ni1 is engineered by top experts in the industry to perform as a remarkable low alloy steel composite metal-cored consumable that is designed for gas shielded arc welding and for users of E80C-Ni1 H4 wire. This tubular welding wire is specifically engineered for low alloy and certain carbon steels that require exceptional tensile strengths exceeding 80 ksi and excellent CVN values, even at temperatures as low as -50°F. With Tru-Core® MC 80C-Ni1, you can achieve superior results and high-quality welds.
Tru-Core® MC 80C-Ni1 metal-cored welding wire is versatile and offers wonderful performance in both single and multiple pass applications, making it suitable for fillet and groove welds. It provides unmatched flexibility that allows for optimal performance and adaptability in various welding scenarios. With NS ARC, you know that you’ll be receiving unparalleled welding wires that surpass your expectations.
At NS ARC, we produce our high-quality Tru-Core® MC 80C-Ni1 welding wire at our advanced facility located in Stillwater, Oklahoma, an ISO 9001:2015 plant. Designed to deliver optimal quality, our stringent manufacturing processes and quality control measures ensure consistency in every product. We carefully monitor the production from start to finish, ensuring precise strip-to-core ratios, adherence to thermal treatment parameters, and consistent performance across the board.
Any welder can easily experience a range of beneficial characteristics with Tru-Core® MC 80C-Ni1 metal-cored welding wire. From its flat bead geometry and smooth arc transfer to its nearly slag-free welds and easy clean-up, this metal-cored welding wire’s benefits can help improve the overall quality of nearly any welding job. Additionally, this welding wire offers smooth feedability, ensuring a hassle-free welding process. Its good low-temperature CVN properties make it a reliable choice for applications requiring great performance in extreme temperatures. The NS ARC Tru-Core® MC 80C-Ni1 is a solid welding wire that far exceeds your expectations and standards. If you’d like to learn more, contact our team of experts who will not only provide you with the right information but also help you out with your next welding job.




100% Made in the U.S.A. with American steel to meet “Buy America” Standards.

Applications for Tru-Core® MC 80C-Ni1 Welding Wire
Tru-Core® MC 80C-Ni1 metal-cored welding wire is best suited for the following applications:
- Agricultural Equipment
- Automotive Manufacturing
- General Fabrication
- Heavy Equipment
- Pressure Vessels
- Shipbuilding
- Structures
- Railcars

Other Industrial Applications for Tru-Core® MC 80C-Ni1 Welding Wire
NS ARC's Tru-Core® MC 80C-Ni1 is an exceptional metal-cored welding wire that supersedes your expectations. It delivers excellent welding performance across numerous industries and applications such as power transmission poles, mining machinery, automotive components, and construction equipment. Whether you are working with steel thicknesses as low as ¼” or heavy plate sections, Tru-Core® MC 80C-Ni1 delivers exceptional results. It is particularly suitable for welding grades such as ASTM A203 Grade A, ASTM A352 Grades LC1 and LC2, and weathering steel like ASTM A588.
Shielding Gas Blends for Tru-Core® Metal-Cored Welding Wire
Typical application shielding gas blends for our Tru-Core® metal-cored welding wire include:
- 95-99% Argon/Balance O2
- 75-95% Argon/Balance CO2
- Flow rate: 35-45 CFH
In order to experience optimal performance from the welding wire, you should use these recommended shielding gas blend while also following the correct welding process and adjusting welding parameters accordingly. When using the right combination of gas blends, you can easily achieve welds in all positions.
Metal-Cored Welding Wire Industry Standards
Tru-Core® meets or exceeds several specifications, including:
- AWS A5.28: E80C-Ni1 H4
- ASME SFA-A5.28: E80C-Ni1 H4
Metal-Cored Welding Wire Storage Instructions
Preserving the integrity and longevity of your welding wire is simple when you store it in a dry, enclosed environment and keep it sealed in its original package. By following this very simple practice, it can help ensure consistent performance throughout your welding projects.