TigTectic® 680S
Highly Alloyed Rod for High-Strength Joining of Tools and Dies, Dissimilar High-Strength Alloy and Spring Steels
TigTectic 680 is a uniquely formulated Gas Tungsten-arc rod for welding virtually all commonly used industrial steels, particularly those alloys requiring very high strength joining properties. Suitable for joining stainless steels of unknown composition.
Description
TigTectic 680 is a uniquely formulated Gas Tungsten-arc rod for welding virtually all commonly used industrial steels, particularly those alloys requiring very high strength joining properties. Suitable for joining stainless steels of unknown composition.
Applications
Use as an under-bead cushion when surfacing tools & dies and for critical joining of composite die assemblies. Dissimilar metal welding of thin tubing, surgical instrument, and dairy equipment.
Technical Data
Tensile Strength
120,000 psi (827 N/mm2)
Yield Strength
79,000 psi (545 N/mm2)
Elongation (1=5d) min.
25%
Hardness as-deposited
95 HRB
Current polarity
DCEN (-) or AC
Shielding Gas & Flows
Pure argon at 20 cfh.
Tungsten Electrode-Type
1% or 2% Thoriated
Tungsten Electrode-Size
will depend on part thickness
Castolin Eutectic
