GEN 604 Overview
GEN 604 is mainly used for GMAW and GTAW of base metals with similar chemical composition. It can also be used to join dissimilar metal combinations such as stainless steel, carbon steel and nickel base alloys.
AWS Chemical Composition (Typical)
| %C | %Cr | %Ni | %Nb+Ta | %Mn | %Fe |
|---|---|---|---|---|---|
| 0.08 max | 14.0 – 17.0 | 70.0 min | 1.5 – 3.0 | 1.0 max | 6.0 – 10.0 |
| %Si | %P | %S | %Cu | %Co | Total Others |
|---|---|---|---|---|---|
| 0.35 max | 0.03 max | 0.015 max | 0.50 max | 0.12 max | 0.50 max |
Typical Weld Metal Mechanical Properties
| Tensile Strength | 80,000 psi | 551 MPa |
| Yield Strength | 40,000 psi | 276 MPa |
| Elongation | 30 % |
Typical Welding Parameters
| Process | Diameter | Voltage | Amperage | Gas/Flux |
|---|---|---|---|---|
| TIG (GTAW) | 1/16” (1.6 mm) | 14 – 18 | 90 – 130 | 100% Ar |
| 3/32” (2.4 mm) | 15 – 20 | 120 – 170 | 100% Ar | |
| 1/8” (3.2 mm) | 15 – 20 | 150 – 220 | 100% Ar | |
| MIG (GMAW) | .035” (0.9 mm) | 26 – 29 | 150 – 200 | 75% Ar – 25% He |
| .045” (1.1 mm) | 28 – 32 | 180 – 220 | 75% Ar – 25% He |