Applications
For 780 N/mm2 High Tensile Steel Welding
Notes on usage
(1) Dry the electrodes at 300-350°C for 30-60 minutes before use.
(2) Take the backstep method or strike the arc on a small steel plate prepared to prevent blowholes at the arc starting.
(3) Keep the arc as short as possible.
Typical Chemical Composition of Weld Metal (%):
C |
Si |
Mn |
Cr |
Ni |
Mo |
0.08 |
0.61 |
1.48 |
0.29 |
1.78 |
0.45 |
Typical Mechanical Properties of Weld Metal:
Yield Point
N/mm2 (Kgf/mm2) |
Tensile Strength
N/mm2 (Ksi) |
Elongation
(%) |
Impact Value
Deg C, J (Deg F, Ft-lbs) |
730 (106) |
820 (119) |
23 |
-20,90 (-4,66) |
Size and Recommended Current Range (AC or DC +):
Diameter (mm) |
2.5 |
3.2 |
4.0 |
5.0 |
Length (mm) |
350 |
350 |
350 |
350 |
Ampere |
Flat |
55-85 |
90-130 |
135-185 |
190-250 |
V & OH |
50-80 |
80-120 |
110-160 |
165-210 |
Welding Positions:
ALL POSITIONS
Packing:
20 Kg corrugated box, with 4 units of 5 Kg shrinked plastic wrapped paper boxes inside.
Special requests on packing are accepted. |
