Bohler UTP 6225 Al (Joining & Repair-Heat Resistant) Special Application Stick Electrodes
UTP 6225 Al Stick Electrode – NiCr25FeAlY. This premium nickel-based, covered arc welding electrode is meticulously crafted to deliver exceptional weldability, unmatched strength, and superior resistance to extreme temperatures and harsh environments. Basic coated stick electrode for repair welding on high heat resistant nickel-based steels as well as high Ni-containing cast alloys.
Features
- Nickel-based, covered arc welding electrode
- Exceptional weldability for NiCr25FeAlY (Material No. 2.4633) and similar alloys
- Ideal for high-temperature applications up to 1200°C
- Superior resistance to oxidation, carburisation, and high temperatures
- Excellent creep rupture strength
- Suitable for TIG and Plasma welding processes
Technical Data
- AWS A5.11 / SFA-5.11, E NiCrFe-12
- EN ISO 3581-A, S Ni 6704 (NiCr25Fe10AL3YC)
- Maximum Operating Temperature - Up to 1200°C, making them ideal for high-temperature service.
- High resistance to oxidation under cyclic conditions and great corrosion resistance in carburising environments.
- Approximate tensile strength (\(R_{m}\)) of 720 MPa, yield strength (\(R_{p0.2}\)) of 500 MPa, and elongation (A₅) around 25%