Oxford Alloy ER90S-B3 is designed for welding 2-1/4 Cr/1 Mo steels, which are used for high temperature applications. A preheat and interpass temperature of not less than 350 deg F should be maintained during welding
- 100% argon shielding gas for TIG (GTAW)
- 98% argon + 2% oxygen/75% argon + 25% Co2 shielding gas for MIG (GMAW) spray transfer
- 100% Co2/75% argon + 25% Co2 shielding gas for MIG (GMAW) short circuiting transfer
- 15 - 20 volt TIG (GTAW)
Oxford Alloys® 90S-B31/8X36 Chrome Moly Bare Rod, Diameter: 1/8 Inch, Length: 36 Inch, Amperage: 175 - 250 amp TIG (GTAW), AWS Class: AWS 5.28: ER90S-B3, Metallic Luster, Tensile Strength: 97150 psi, Yield Strength: 79750 psi, Elongation in 2" (%): 26%, Welding Process: TIG (GTAW)/MIG/SAW, Weld Metal Composition: 0.07 - 0.12% Carbon (C), 0.40 - 0.70% Manganese (Mn), 0.40 - 0.70% Silicon (Si), 2.30 - 2.70% Chromium (Cr), 0.90 - 1.20% Molybdenum (Mo), 0.025% Phosphorus (P), 0.025% Sulphur (S), 0.35% Copper (Cu), 0.20% Nickel (Ni), 0.50% OET, Applicable Materials: Mild, Low Alloy Steel
