ER309L MIG wire
Common dissimilar-metal stainless MIG wire for joining stainless to carbon steel.
AWS Spec and Fit Notes
Stainless steel bare electrodes and rods.
MIG wire form. Confirm machine setup and polarity/current type for the exact product.
Stainless steel starting point; verify exact alloy and service conditions.
Use diameter, amperage, joint design, and position to narrow the final product search.
Amazon Search by Grade and Diameter
These links search Amazon for the AWS grade and diameter. They are not verified exact-product buy buttons; confirm brand, AWS classification, diameter, package size, shielding/polarity requirements, and seller details before purchasing.
Search This AWS Grade by Brand
Open a brand page to search this same AWS classification by brand and diameter. Brand pages are organized for quick comparison and are not verified SKU lists yet.
.023 in, .030 in, .035 in
Hobart ER309L searches.023 in, .030 in, .035 in
Washington Alloy ER309L searches.023 in, .030 in, .035 in
Victory Alloy ER309L searches.023 in, .030 in, .035 in
Harris ER309L searches.023 in, .030 in, .035 in
Weldcote ER309L searches.023 in, .030 in, .035 in
ESAB ER309L searches.023 in, .030 in, .035 in
Selection Notes
Often used as a buffer or transition filler; service conditions still matter.
Use this as a starting point only. Confirm the WPS, code requirements, base metal grade, service conditions, and manufacturer data sheet before ordering or welding.