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- 2026-10-01
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AlcoTec Alloy 4043 Weld Data Sheet
This data sheet describes Alloy 4043, a widely used welding and brazing alloy. Typical applications include welding filler wire and spray and flame metallizing wire. General information lists trade designations, non‑heat‑treatable status, and applicable specifications such as ANSI/AWS A5.10 and AMS 4190.
Key properties are given, including melting range, conductivity, density, corrosion resistance, and anodize color. Detailed chemical composition and mechanical properties for various base alloys are provided, along with recommended GMA welding parameters and notes on dilution and post‑weld heat treatment.
Covers: Typical Applications · General Information · Welding Approvals · Typical Properties · Chemistry · Mechanical Properties
Latest AlcoTec manuals
AlcoTec Alloy 4043 Weld Data Sheet
Datasheet 2 pages · 118 KB · ENThe AlcoTec Alloy 4043 weld data sheet provides specifications, composition, mechanical properties, and welding guidelines for this filler alloy.
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Datasheet
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in AlcoTec manuals
What are the typical applications of Alloy 4043?
Alloy 4043 is used for welding filler wire and spray and flame metallizing wire.
What is the melting range of Alloy 4043?
The melting range is 1065 °F to 1170 °F.