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ELECTRODES
STAINLESS STEEL ELECTRODES
PRENOX - 312
STAINLESS STEEL ELECTRODES - PRENOX - 312
CHARACTERISTICS :
PRENOX-312 is a medium heavy coated, highly alloyed AC/DC electrode for all
positions welding. The electrode has quiet & stable arc, low spatter & easily
detachable slag. It gives radiographic quality welds which are highly resistant
to weld metal cracks and oxidation.
APPLICATIONS :
For welding difficult to weld & problem steels, tools & dies, leaf springs,
gears, high temperature steels, stainless to high carbon steels, wear plates,
dissimilar steels, furnace parts & combustion chamber parts etc.
WELDMETAL COMPOSITION
|
Element |
Percent |
|
C |
0.15 Max. |
|
Si |
0.2-0.9 |
|
Mn |
1.0-2.0 |
|
Cr |
28-32 |
|
Ni |
8.0-10.5 |
|
Mo |
0.75 Max. |
|
S |
0.03 Max. |
|
P |
0.03 Max. |
TYPICAL MECHANICAL PROPERTIES OF ALL WELD METAL:
|
Ultimate Tensile
Strength
Kgf/mm2 |
Elongation
% (L=5d) |
|
70-80 |
22 |
CLASSIFICATION :
AWS A5.4
: E-312 16
IS :
5206 E 29.9 R 26
CURRENT RANGE & PACKING DATA:
|
Size MM
DxL |
Current
Range (Amps)
AC or DC (+) |
Pieces per
Packet |
Pieces per
Carton |
|
2.50x350 |
40-80 |
100 |
600 |
|
3.15x350 |
70-120 |
60 |
360 |
|
4.00x350 |
90-140 |
40 |
240 |
|
5.00x350 |
130-180 |
30 |
180 |
INSTRUCTIONS
-Keep electrodes dry.
-Do not use excessive current.
-Hold short arc.
-Use good fit-up on joints.
-Adopt proper sequence.
-Remove the slag with a stainless steel wire brush.
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