Data SheetERNiFeCr-2
Components involving cryogenic temperatures
ERNiFeCr-2 Used for welding alloys 718, 706 and X-750.
Common Names: Oxford Alloy® 718 FM 718 Techalloy 718
Conformances: AWS A5.14, ERNiFeCr-2 ASME II, SFA-5.14, UNS N07718
CHEMICAL COMPOSITION(%)
|
C |
Si |
Mn |
S |
P |
Ni |
Cr |
|---|---|---|---|---|---|---|
|
≤0.08 |
≤0. 35 |
≤0.35 |
≤0.015 |
≤0.015 |
50-55 |
17-21 |
|
Al |
Ti |
Fe |
Cu |
Mo |
Nb+Ta |
Co |
|
0.2-0.8 |
0.65-1.15 |
Rest |
≤0.3 |
2.8-3.3 |
4.75-5.5 |
≤1.0 |
WELDING PARAMETERS
|
Process |
Diameter |
Voltage |
Amperage |
Shielding Gas |
|---|---|---|---|---|
|
TIG |
.035” (0.9mm) .045” (1.2mm) 1/16” (1.6mm) 3/32” (2.4mm) 1/8” (3.2mm) |
12-15 13-16 14-18 15-20 15-20 |
60-90 80-110 90-130 120-175 150-220 |
100% Argon 100% Argon 100% Argon 100% Argon 100% Argon |
|
MIG |
.035” (0.9mm) .045” (1.2mm) 1/16” (1.6mm) |
26-29 28-32 29-33 |
150-190 180-220 200-250 |
75% Argon + 25% Helium 75% Argon + 25% Helium 75% Argon + 25% Helium |
|
SAW |
3/32” (2.4mm) 1/8” (3.2mm) 5/32” (4.0mm) |
28-30 29-32 30-33 |
275-350 350-450 400-550 |
Suitable Flux may be used Suitable Flux may be used Suitable Flux may be used |
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