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90S-B3 is a low alloy fillerdesigned to produce high strengths on2 1/4 & Cr-1 Mo steels found in high temperature/high pressure piping and vessels. It may also be used on carbon steels to Cr-Mo base metals. Controlled preheat, interpass and postheat treatment may be needed to avoid cracking

  • Alloy: ER90S-B3
  • Wire Diameter: .045 in.
  • Spool Weight: 11 lb
  • AWS Specification: ANSI/AWS A5.28 ER90S-B3
  • ASME Specification: ASME SFA 5.28 ER 90S-B3; A-4, F-6
  • Typical Tensile Strength: 94,500 psi
  • Typical Yield Strength: 80,500 psi
  • Typical Elongation: 19%
  • Material Type: Low Alloy Steel
  • Chemical Composition - Carbon: 0.10%
  • Chemical Composition - Manganese: 0.63%
  • Chemical Composition - Silicon: 0.46%
  • Chemical Composition - Phosphorus: 0.012%
  • Chemical Composition - Sulfur: 0.012%
  • Chemical Composition - Molybdenum: 1.06%
  • Chemical Composition - Chromium: 2.55%
  • Chemical Composition - Nickel: 0.10%
  • Chemical Composition - Copper: 0.11%

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