StarBlaze Prime 8018 C1
AWS A5.5: E8018-C1 | ISO 2560-A: E 46 6 2Ni B 32 H5
Cold-Weather Confidence | Nickel Alloy Toughness | Crack-Free Welds to –60 °C
Specially formulated for welding 2.0–2.5% Ni steels, STARBLAZE PRIME 8018 C1 delivers premium low-temperature toughness with dependable weld quality across all positions. It produces crack-free joints with smooth slag release and excellent bead finish—ideal for structural steels used in cold storage, process piping, and pressure vessels requiring subzero impact resistance.
Available Packs
- Dimensions: 2.50 mm x 350 mm, 3.15 mm x 450 mm, 3.20 mm x 450 mm, 4.00 mm x 450 mm, 5.00 mm x 450 mm
- Pack Sizes: 2.5 Kg Pouch, 5 Kg Box
- Master Box: 20 Kg, Customisable packaging available on request
Key Features
- Excellent impact performance: ≥ 60 J at –60 °C
- Nickel-alloyed for crack resistance in low-temp environments
- Smooth arc flow with easy slag removal
- X-ray quality welds in both as-welded and stress-relieved conditions
- Suitable for high-spec pressure equipment and structural assemblies
Industries
- Cryogenic Tank Fabrication
- LNG & Low-Temperature Pipelines
- Offshore Structural Welding
- Petrochemical Pressure Vessels
- Cold Storage & Arctic Steel Construction
Processes
- Manual Metal Arc Welding (MMA / SMAW)
- Compatible with AC and DC+ polarity
- Welding positions: PA, PB, PC, PF, PE (All-position capable)
- Stable arc in both root and fill passes across thicknesses
Additional Details
- Ideal base materials include 12Ni14, S(P)275–S(P)460, A333 Gr.7, A203 Grades A and B
- Re-dry at 300–350 °C for 1–2 hours prior to use
- Use in dry, sealed storage to maintain hydrogen-controlled properties
- Designed for critical weld integrity under thermal cycling and service stress
- Delivers robust tensile strength and ductility with minimal spatter
Product Details
Typical Weld Metal Chemical Composition (%)
| C | Si | Mn | P | S | Ni |
| 0.06 | 0.40 | 1.00 | 0.02 | 0.015 | 2.50 |
Typical Mechanical Properties (All Weld Metal)
| Heat Treatment | Yield Strength
Rp (N/mm2) |
Tensile Strength
Rm (N/mm2) |
Elongation
A5 (%) |
Charpy Impact Value
(ISO-V(J) -60°C) |
| As Welded | ≥ 460 | 550-650 | ≥ 22 | ≥ 60 |
Recommended Welding Parameters
| Diameter (mm) | Amperage Range (A) |
| 2.50 | 50-90 |
| 3.15 | 90-130 |
| 3.20 | 90-130 |
| 4.00 | 140-180 |
| 5.00 | 180-230 |
