OK Tubrodur 13Cr G (formerly OK Tubrodur 15.73) is a versatile, metal-cored, hardfacing wire which deposits a martensitic 13Cr alloy steel deposit, especially suitable for applications involving wear at elevated temperatures. They include shafts, valve seats, rolls and other parts subjected to wear and/or corrosion at high temperatures. An 80% Ar+20% CO2 gas mix is recommended.