Description: AFM 92 is used for cladding steel with nickel-chromium-iron weld metal and for
joining steel to nickel-base alloys using the GTAW, GMAW, SAW, and PAW
processes. The weld metal will age harden on heat treatment.
Chemical Composition Requirements for Undiluted Weld Metal: |
(C) |
Carbon |
0.08 |
| (Cr) |
Chromium |
14.0 to 17.0 |
| (Cu) |
Copper |
0.50 |
| (Fe) |
Iron |
8.0 |
| (Mn) |
Manganese |
2.0 to 2.7 |
| (Ni) |
Nickel |
67 min* |
(P) |
Phosphorus |
0.03 |
(S) |
Sulfer |
0.015 |
| (Si) |
Silicon |
0.35 |
| (Ti) |
Titanium |
2.5 to 3.5 |
|
All Other |
0.50 |
* Includes incidental cobalt
All values are considered maximum, unless other-wise noted.
Typical As-Welded Tensile Strengths (min.):
- Tensile Strengths, psi - 80,000
- MPa - 550
- Elongation, (%) 30
Standard Sizes: 36Ħħ TIG-1/16 (1.6), 3/32 (2.4), 1/8 (3.2), & 5/32 (4.0) 30# spools-.035 (1.0), .045 (1.2), & 1/16 (1.6)
Corresponding Classification in AWS A5.11 is AFM A ENiCrFe-2.
|
