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ER4043 - Aluminum / Silicon TIG Welding Rod - 1lb. Pack


Read Review(s) 4.69 of 5 Stars! (36)
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ER4043

High-quality Washington Alloy® brand Aluminum / Silicon cut-length TIG filler metal. 1lb. Mini Pack.

AWS A5.10 Grade
Class ER4043
Available Diameters .045", 1/16", 3/32" & 1/8"
Length 36" (914mm)
Weight 1 lb. Pack

Approximate number of rods per 1lb. pack for each diameter:

  • .045" (1.14mm): 36 - 40
  • 1/16" (1.6mm): 26 - 30
  • 3/32" (2.4mm): 12 - 16
  • 1/8" (3.2mm): 8 - 10

ER4043 Aluminum / Silicon AWS A 5.10 CLASS ER4043

ER4043 (commonly referred to as ALSi-5) is a 5% Silicon Aluminum filler metal that is used primarily for welding Aluminum Alloys 3003, 3004, 5052, 6061, 6063 and Casting Alloys 43, 355, 356, and 214.

ER4043 has a melting range of 1,065°F - 1,170°F.

The post-anodizing color tint is gray.

Tensile strength average is 29,000 psi.

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Average Customer Rating for:

ER4043 - Aluminum / Silicon TIG Welding Rod - 1lb. Pack

4.5 of 5 Stars! (36)

4.5 out of 5 stars

See All 36 Customer Reviews

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1 of 5 Stars!
They need too get into shipping business , forget the welding supplys

Added:  by

5 of 5 Stars!
Works like it should. Doesn't seem to be any dirtier than any other rod brands I have used. No complaints.

Added:  by

5 of 5 Stars!
Just received the welding rods, and as usual; extremely fast delivery. Although I haven’t used them yet, I expect they will work as well as all of the products I get from Arc Zone.

Added:  by

5 of 5 Stars!
Excellent experience and prompt shipping in a solid mailer. Arrived in great shape on time. Highly Reccomend ArcZone!

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5 of 5 Stars!
Can't wait to start tig welding aluminum, shipped fast and packaged well

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