StarBlaze Prime NiCrFe-3
AWS A5.11: ENiCrFe-3 | DIN EN ISO 14172: E Ni 6182 (NiCr20Mn3Nb)
Extreme Temperature Resilience | All-Position | Niobium-Stabilised
StarBlaze Prime NiCrFe-3 is a premium all-position Inconel electrode alloyed with niobium and designed for welding Inconel, Monel, nickel alloys, stainless steels, and a wide range of dissimilar metals including carbon and heat-resistant steels. It provides exceptional scaling and corrosion resistance from -196°C up to 1050°C, with outstanding strength and toughness across thermal extremes.
- Available Packs
- Dimensions: 2.50 mm x 350 mm, 3.15 mm x 450 mm, 4.00 mm x 450 mm
- Pack Sizes: 2.5 Kg Pouch, 5 Kg Box
- Master Box: 20 Kg, 30 Kg, 40 Kg, Customisable packaging available on request
Key Features
- Niobium-stabilised for superior mechanical properties
- Excellent scaling and corrosion resistance at high temperatures
- Tough and ductile weld metal down to -196°C
- Compatible with a wide range of steels and nickel-based alloys
- All-position usability for fabrication and repair applications
Industries
- Petrochemical and refinery maintenance
- Cryogenic systems and LNG processing
- Aerospace and turbine applications
- Nuclear and thermal power equipment
- High-performance dissimilar metal joining
Processes
- Shielded Metal Arc Welding (SMAW / MMA)
- DC+ polarity recommended
- All-position usability: 1G/PA, 2F/PB, 2G/PC, 3G/PF, 4G/PE
- Ideal for welding Inconel to steels, stainless steels, or other nickel alloys
- Operational temperature range: -196°C to +1050°C
Additional Details
- Re-dry at 300°C for 1–2 hours before use
- Maintain minimum heat input to avoid distortion or cracking
- Clean and degrease base material before welding
- Weld deposit is austenitic with fine carbide dispersion
Product Details
Typical Weld Metal Chemical Composition (%)
| C | Mn | Si | Cr | P | S | Nb | Fe | Ni |
| 0.04 | 8.00 | 0.50 | 15.00 | 0.02 | 0.010 | 1.60 | 7.00 | Rem. |
Typical Mechanical Properties (All Weld Metal)
| Yield Strength
Rp (N/mm2) |
Tensile Strength
Rm (N/mm2) |
Elongation
A5 (%) |
Charpy Impact Value
ISO-V (J) RT |
Charpy Impact Value
ISO-V (J) -196°C |
| ≥ 420 | ≥ 580 | ≥ 30 | ≥ 90 | ≥ 47 |
Recommended Welding Parameters
| Diameter (mm) | Amperage Range (A) |
| 2.50 | 50-70 |
| 3.15 | 70-95 |
| 4.00 | 90-120 |
