Welding Electrode for Corten Steel

[dik]

What type of electrode would you use for fillet welding of Corten Steel? SMAW (stick) electrodes. I've heard of using E7018-W electrodes. What does the W stand for? Is there anything I should be careful of?

 

[MintJulep]

Notwithstanding the incorrect spelling "corton" this article seems reliable.

Weld for the Outdoors: Welding Corton Steel - Hobart Brothers

When corrosion caused by rain, snow, humidity, etc. — commonly referred to as atmospheric corrosion — is of concern in a welding application, weathering steels are often a viable option for the job. These materials feature additions of copper, nickel and chromium that help improve the...

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