World class welding wire to critical applications

Typical Applications

MC-GRADE® Low Alloy Steel Welding Wire can be used for many arc welding processes:

  • GMAW
  • EBW
  • GTAW
  • PAW

4130: Double vacuum melted, controlled chemistry primarily used with Gas Tungsten Arc process for Aircraft ground support equipment, tubular frames, engine mounts, and complex tooling.

4140: Vacuum melted, controlled chemistry primarily used with Gas Tungsten Arc process for Investment Casting repair and complex tooling requiring higher strength than 4130.

4340: Vacuum melted, controlled chemistry primarily used with Gas Tungsten Arc process for Investment Casting repair and Rocket Motor Cases.

6130: Vacuum melted, controlled chemistry primarily used with Gas Tungsten Arc process for Aircraft Structural components and Rocket Motor Cases.

17-22A(S): Double Vacuum melted, controlled chemistry primarily used with Gas Tungsten Arc or Electron Beam Processes for Rocket Motor Cases and Turbine Knife Edge Air Seals.

While the information set forth on this Data Sheet is believed to be accurate, United States Welding Corporation makes no warranty with respect thereto and disclaims all liability from reliance thereon. No warranty, either expressed or implied of merchantability or fitness or of any nature with respect to the material or data herein is made hereunder.