CoCr-A cored wire · 1.2 mm
Reference cobalt-cored-wire size and recommended parameters, not a qualified procedure. Source 15 kg BS300 packs are documented only for 1.2 and 1.6 mm. No polarity is stated in this sheet. Packaging for 2.4 mm and final deposit requirements need confirmation.
- Wire classification
- EN 14700: T Co 2
- AWS classification
- AWS A5.21: ERC CoCr-A
- Form
- Gas-shielded cobalt-based cored wire
- Nominal analysis (wt%)
- C 0.9%; Mn 1.2%; Si 1.5%; Cr 29.0%; Co balance; Ni 2.3%; W 4.7%; Fe 3.5%
- Wire diameter
- 1.2 mm
- Recommended current
- 110–180 A
- Recommended voltage
- 20–31 V
- Maximum stick-out
- 20 mm
- Recommended gas flow
- 12–15 L/min
- Recommended shielding gas
- 98% Ar + 2% O₂ or 100% Ar
- Typical all-weld hardness
- 40–42 HRC
- Reference spool
- BS300
- Reference pack mass
- 15 kg