HORDA ER90S-B3

HORDA ER90S-B3

AWS A5.28: ER90S-B3
EN ISO 21952-B 4 2Mo (CrMo2Si)
​Equivalent: Св-10Х2М (ГОСТ 2246-70)

Application for welding chromium-molybdenum steels.

Used in the energy, oil refining and chemical industries for welding pipelines, boilers and pressure vessels operating in high temperature conditions (up to 600 °C). Provides high strength, corrosion resistance and oxidation resistance at elevated temperatures.

Processes: GTAW, GMAW.

Recommended for welding parts operating in aggressive environments, such as steam boilers, heat exchangers and reactors.

Typical chemical composition

C

Si

Mn

Cr

Mo

Ni

Fe

Others

0,07

0,5

0,9

2,0–2,5

0,9–1,2

≤ 0,4

Basis

≤ 1

Typical mechanical properties all weld metal

  • Tensile strength: 620–700 MPa.
  • Hardness: 200–240 HB.
  • Elongation: 17–20%.
  • Provides high strength and ductility in high temperature conditions.

Available diameters and packaging

  • Wire (GMAW):
    • Diameters: 0.8 mm, 1.0 mm, 1.2 mm, 1.6 mm.
    • Packaging: 5 kg, 15 kg coils; 250 kg drums.
  • Rods (GTAW):
    • Diameters: 1.6 mm, 2.0 mm, 2.4 mm, 3.2 mm.
    • Packaging: 5 kg bundles