• Advanced welding consumables for a range of applications

    WA STELLOY 21-E
WA STELLOY 21-E

WA STELLOY 21-E

Cobalt based coated electrode for hardfacing

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Technical information

Product Details

  • Alloy Type: Cobalt Based Alloys
  • Hardness: 250 - 300 HB (Work hardened), 32 - 38 HRC (As welded, 3-layers)
  • Cracks: No
  • Machinable: Yes
  • Multi-layer: Yes
  • AWS Classification(s): ASME IIC SFA 5.13 / AWS A 5.13: ECoCr-E
  • EN ISO Classification(s): EN 14700: E Co1
  • Welding Process(es): SMAW / MMA

Features:

  • Co-Cr-Ni-Mo alloy deposit
  • Excellent resistance to metal-metal wear, corrosion, high temperatures, thermal cycles and impacts
  • Tougher and less crack sensitive than other cobalt base alloys
  • Can be welded in multiple layers
  • Work-hardenable
  • Takes a high polish
  • Complements Welding Alloys cored wire STELLOY 21-G

Wear type suitability:

Abrasion:
Impact:
Metal-Metal:
Corrosion:
Temperature:

Welding Positions:

Welding products and techniques evolve constantly. All descriptions, illustrations and properties given on this site are subject to change without notice and can only be considered as suitable for general guidance. This information is intended to help the user make the correct choice of product but it is the responsibility of the user to assess the suitability for their intended application. Information may vary by region, please consult your local subsidiary.

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