The AlcoTec Alloy 4043 weld data sheet provides specifications, composition, mechanical properties, and welding guidelines for this filler alloy.
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.
| Melting range | 1065 - 1170°F |
|---|---|
| Conductivity | 42 % IACS |
| Density | .097 lbs./cu. in. |
Alloy 4043 is used for welding filler wire and spray and flame metallizing wire.
The melting range is 1065 °F to 1170 °F.
Alloy 4043 is approved by the Canadian Welding Bureau, Lloyd’s Register, and CE DB.