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ERCuNi TIG rod

Copper-nickel TIG rod for 70/30 and 90/10 copper-nickel applications.

TIG / GTAW Copper / bronze AWS A5.7

AWS Spec and Fit Notes

AWS familyAWS A5.7

Copper and copper-alloy bare electrodes and rods.

ProcessTIG / GTAW

TIG rod form. Confirm machine setup and polarity/current type for the exact product.

Common base metal pathCopper-nickel alloys

Copper / bronze starting point; verify exact alloy and service conditions.

Common diameters1/16 in, 3/32 in, 1/8 in

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.

Selection Notes

Marine corrosion service often requires qualified procedure control.

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.

Nearby classifications to compare

More Copper / bronze TIG Pages

Use note: AWS classifications are used here as practical lookup keys. Always verify the current AWS specification, manufacturer data sheet, WPS, code requirements, base metal grade, shielding gas or current type, diameter, and package size before purchasing or welding.