ER90S-B3 X .045 X 33 lb Spool chrome-moly 521 low alloy welding wire

ER90S-B3 X .045 X 33 lb Spool chrome-moly 521 low alloy welding wire

$149.79Price

ER90S-B3 (formerly 521) is used for welding 2-1/4 chrome - 1 molybdenum steels, frequently piping in the petroleum industry and for elevated temperature service. Preheat is necessary and a post-weld heat treatment is usually required. Applications • Boilers • Pipelines • Steam boilers • Pressure tanks • Oil industry • Thermoelectrical industry • Chemical and petroleum industry AWS Specification AWS A5.28/A5.28M:2005 AWS Classification ER90S-B3 Welding Current for MIG process GMAW - DCEP GTAW - DCEN Typical Wire Chemistry C 0.07 - 0.12 Mn 0.40 - 0.70 Si 0.40 - 0.70 P 0.025 S 0.025 Ni 0.20 Cr 2.30 - 2.70 Mo 0.90 - 1.20 Cu 0.35 OTHER 0.50 Typical Mechanical Properties (As Welded) Yield Strength, ksi 78 Tensile Strength, ksi 90 Elongation%, min 17 Welding Positions F,V,OH,H Available Diameters MIG and suggested Operating Range in Amps .035" 100 - 150 .045" 150 - 200 Available Diameters TIG .035", .045", 1/16", 3/32" & 1/8"