Welding nickel alloy 625 to 321 stainless steel, which TIG filler rod do I need to use?

The dissimilar joint between alloy 625 to 321 titanium-stabilised, austenitic stainless steel can be welded using MW 625 (ERNiCrMo-3) Nickel Alloy TIG Wire. You will notice we have a variety of sizes in stock for different thickness of material.

Welding Tips & Techniques

Use low heat input, no preheat, thorough cleaning and no contamination and efficient gas shielding with argon. Avoid drafts and bulk air movement from large open loading doors. Also make sure to run a close arc.

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