MAC Nicro E221
AWS E Ni Cr Co Mo 1
Descriptions & Applications:
High purity nickel chromium core wire, with extruded fully basic flux with low hydrogen levels. Designed for welding nickel, chromium, cobalt, molybdenum based materials that are covered by the UNS N°617 material code. The weld composition ensures optimum strength and resistance to oxidation between 815°C - 1200°C.
Typical All Weld Metal Chemical Analysis:
|
C
|
Mn
|
Si
|
P
|
S
|
Ni
|
Cr
|
Co
|
Mo
|
Al+Ti
|
Fe
|
|
0.06
|
0.40
|
0.80
|
0.025
|
0.013
|
Bal
|
21.0
|
10.8
|
8.50
|
0.45
|
1.8
|
Typical All Weld Metal Mechanical Properties: As Welded
|
Ultimate Tensile Strength
|
750 N/mm²
|
| Elongation on 4d |
35% |
| 0.2% Proof Stress |
480 N/mm² |
| Impact Energy -20°C |
100 J |
Current:
AC/DC +
Sizes Available and Recommended Amperages:
| 2.5mm |
3.2mm |
4.0mm |
| 60-80 |
70-110 |
100-150 |
Storage:
If allowed to become damp the electrodes should be re-dried for one hour at 180°C before use.
|
|
