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ERCuSi-A TIG rod

Silicon bronze TIG rod for braze-welding, sheet metal, and compatible copper-alloy work.

TIG / GTAW Copper / bronze AWS A5.7

Amazon Search by AWS Grade

These links search Amazon using the AWS classification plus process/form, diameter, and package wording where useful. They are not verified exact-product buy buttons; confirm brand, AWS classification, diameter, package size, shielding/polarity requirements, and seller details before purchasing.

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 pathSilicon bronze brazing and copper 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.

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.

Crown Alloys Catalog Products on This AWS Path

These Crown product names and part numbers are transcribed from the Crown TAG 2024 catalog and linked back to the Crown catalog lookup page. They are not confirmed distributor inventory or exact Amazon matches.

Crown Silicon Bronze
21 catalog part numbers
View Crown part numbers

Victory Alloys Catalog Products on This AWS Path

These Victory product names and catalog part numbers come from the official Victory document library. They are not confirmed distributor inventory or exact Amazon matches.

Victory Silicon-Bronze
26 catalog part numbers
ERCuSi-A
View Victory part numbers

Selection Notes

Often used with lower heat input than steel fusion welding.

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.