Harris Products Group, 80SB250, Welding Alloy, ER80S-B2, Low Alloy Steel, For Elevated Temperatures, Corrosive Service

ER80S-B2 low alloy steel TIG (GTAW) welding alloy is used to weld 1/2 chromium-1/2 molybdenum, 1 chromium-1/2 molybdenum and 1-1/4 chromium-1/2 molybdenum steels for elevated temperatures and corrosive service. Also, used for welding dissimilar combinations of chromium-molybdenum and carbon steels. Use with a pre-heat and interpass temperature of 275◦F (135◦C) minimum. Conforms to AWS 5.28.

Features

• Welding dissimilar combinations of chromium-molybdenum and carbon steels
• Use with pre-heat and interpass temperature of 275◦F min. (135◦C min.)
• Conforms to AISI/AWS A5.28 & ASME SFA 5.28 ER80S-B2
• Marked with model number on each end for easy identification after use
• Welds alloys like 1/2% chromium-1/2% molybdenum, 1% chromium-1/2% molybdenum and 11/4% chromium-1/2% molybdenum steels
• This alloy welds steels for elevated temperatures and corrosive service
• General Purpose TIG (GTAW) low alloy welding rod for chromium-molybdenum steels

• Tensile Strength: 80,000-85,000 psi
• Yield Strength: 70,000-75,000 psi
• Elongation in 2 in: 21%
• Preheat and Interpass Temperature: 275 F (135 C) min
• Weight: 1.02 lbs
• Material: Low Alloy Steel, Chromium-Molybdenum, Carbon Steels
• Welded Steels: 1/2% Cr-1/2% Mo, 1% Cr-1/2% Mo, 1-1/4% Cr-1/2% Mo
• Chemical Composition - Carbon: 0.07-0.12%
• Chemical Composition - Chromium: 1.20-1.50%
• Chemical Composition - Manganese: 0.40-0.70%
• Chemical Composition - Molybdenum: 0.40-0.65%
• Chemical Composition - Silicon: 0.40-0.70%
• Chemical Composition - Phosphorus: 0.025%
• Chemical Composition - Sulfur: 0.025%
• Chemical Composition - Copper: 0.35%
• Chemical Composition - Nickel: 0.20%
• Density: 0.283 lbs/cu in
• Compliance: AISI/AWS A5.28, ASME SFA 5.28 ER80S-B2

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