EutecTrode XHD 6817 Stick electrode

EutecTrode XHD 6817

Rutile-base coated, sheath-alloyed high-performance stick electrode with 170 % yield. Fully austenitic Ni-based weld metal. Resistant to high-temperature corrosion such as oxidation and carburization. High temperature and scale resistant up to 1100 °C. Not susceptible to cracking.

Technical data
Part no.: 2.4628
AWS A5.11: ~ E NiCrCoMo-1

Applications
For joint welding of high-temperature Ni-based alloys, such as
2.4663 - NiCr 23 Co 12 Mo,
2.4851 - NiCr 23 Fe
2.4633 - NiCr 25 Fe Al y
as well as high-alloy CrNi steels, such as
1.4876 - X 10 NiCrAlTi 32 20
and for welding mixed joints and overlays.

Processing Instructions

• Preparation: Remove cracked and otherwise damaged material. Clean welding areas.
• Re-drying: Re-dry at 350 °C / 2 h.
• Welding: Adjust the heat input to the component, its material, and dimensions. Limit interpass temperature to 100 °C. Use line weld bead technology with low line energy. Use wire brushes made of austenitic CrNi steels.
• Welding Positions: All, except PG (f)
• Type of Current: = (+)

Additional Information

• Category: Low Heat Input Welding Alloys
• Type: Manual Electrodes
• Function: Nickel Alloy and Cobalt Coatings
• Diameters in mm: 3.2
• Properties: High metal recovery (170%) electrode depositing a special nickel alloy, developed for wear protective, creep-resistant coatings on hot working tools and dies. Working temperature: up to 1100°C. Hardness as welded: 200 HB. Work hardened: 350 HB.

Benefits

• Higher temperature mechanical properties (Rp0.2 400MPa retained to 750°C)
• Highest creep rupture strength in 10000hr at 750°C to 1100°C
• No formation of embrittling phases at high service temperatures
• Lowest plastic deformation under pressure loading
• Wider dissimilar alloy joining capability
• Faster & higher work hardening capability (>400 HV)
• Increased resistance to oxidation and carburization (1100°C)
• Increased resistance to pitting/crevice corrosion (nitric, sulfuric, phosphoric acids)

Typical Applications

• Hot metal working, forging, punching, extrusion, trimming, press tools & dies
• Thermal power generating plant components, gas turbines, combustion chambers
• Furnace, heat treatment components in foundry, steel, cement industries
• Incineration plants for municipal refuse, sewage sludge, chemical wastes
• Waste heat recovery systems, heat exchangers, air pollution scrubbers
• Chemical processing, pulp and paper manufacture, marine engineering
• Centrifugal cast stainless steel tubes & pipes used for ethylene pyrolysis, steam methane reformers