Low Alloy Steel • AWS A5.28M ER90S-B3
Features
B3 alloyed steel: 2.25% chromium, 1% molybdenum alloyed steel consumable designed for prolonged elevated temperature service up to 600°C (1112°F)
Excellent corrosion resistance in refineries to sulfur bearing crude oil at 250°C-450°C (482°F-842°F)
Typical Applications
Petro-Chemical
Power Plants
Piping
Turbine Casting
Steam Chests
Shielding Gas
M12 : Mixed gas Ar+ 0.5-5% CO2, M21 : Mixed gas Ar+ 15-25% CO2