HF6 Tool Steel Hardfacing TIG Filler Rods - 1.6mm Dia. - Pack of 12
- Tool Steel Hardfacing TIG Filler Rods, 1.6mm diameter, pack of 12
- Chromium-Molybdenum Steel with Vanadium, Tungsten, and hardening alloying elements
- Hardness approximately 60 HRC for durability and wear resistance
- Repairs die, tool, and high-speed steels with crack-resistant weld deposit
- TIG/GTAW compatible with reduced heat-affected zone to prevent brittling

Tool Steel Hardfacing TIG Rods HF6 are crafted from a unique blend of Chromium-Molybdenum Steel, enriched with specific additions of Vanadium, Tungsten, and other hardening alloying elements. These rods are specifically designed for the repair and reclamation of machining errors in high-speed steel, tool steels, and die steel. They also serve as an ideal solution for hard surfacing carbon-steel components, ensuring resistance against metal-to-metal wear.
Features and Benefits
- Versatile Composition: Contains a blend of Chromium, Molybdenum, Vanadium, Tungsten, and other hardening elements.
- High Hardness: Offers a hardness of approximately 60 HRC, ensuring durability and wear resistance.
- Crack-Resistant: The weld deposit of Sifsteel HF6 is extremely resistant to cracking, even when repairing challenging-to-weld steels.
- TIG/GTAW Compatibility: Designed for the TIG/GTAW process, minimizing the heat-affected zone and preventing brittling.
Common Applications
- Repair and Maintenance: Ideal for butt or fillet use in repair and maintenance applications on tool steels.
- Abrasion Resistance: Provides resistance against metal-to-metal wear on steel components such as wire guides and collars.
- High-Speed Steel, Die, and Tool Steel: Perfect for correcting machining errors and enhancing wear resistance.
- Hard Surfacing: Suitable for carbon-steel components that require enhanced wear resistance.
| Product Type | TIG Rods – Hardfacing |
| Part Number | ROHF61612 |
| Pack Size | 12 Rods |
| Diameter | 1.6mm |
Welding Positions

Suitable for butt or fillet use in repair and maintenance applications on tool steels, and in providing abrasion resistance for metal to metal wear on steel components such as wire guides, collars, etc.
| C | 1% |
| Si | 0.5% |
| Mn | 0.3% |
| Cr | 4% |
| Mo | 8% |
| V | 2% |
| W | 1.5% |
| Hardness | ~60 HRC |
Material to be Welded
Sifsteel HF6 is a unique alloy, making possible the repair welding of die, tool and high-speed steels using the TIG/GTAW process.
The reduced heat-affected zone provided by TIG helps to prevent brittling, and the specific addition of vanadium in the Sifsteel HF6 composition provides tool steel compatibility.
The weld deposit of Sifsteel HF6 is extremely crack-resistant when repairing difficult-to-weld steels.
| Brand | Weldability Sif |
| Diameter | 1.6mm |
| Material Type | Hard Facing |
| TIG Rod Diameter | 1.6 mm |
Product Information
Download PDFA carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.
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