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ELECTRODES
HIGH TENSILE STEEL ELECTRODES
PREMIER - NMC
HIGH TENSILE STEEL ELECTRODES -
PREMIER - NMC
CHARACTERISTICS :
A basic coated all position radiographic quality
electrode with 1% Cr, 2.5% Ni. 0.7% , Mo.
APPLICATIONS :
The electrode has very high tensile strength and is
suitable for welding of Ni-Cr-Mo steels, steam turbine
rotors & earthmoving equipment etc.
TYPICAL WELDMETAL COMPOSITION
|
Element |
Percent |
|
C |
0.05 |
|
Si |
0.4 |
|
Mn |
1.6 |
|
S |
0.025 |
|
Ni |
0.8 |
|
Cr |
0.2 |
|
Mo |
0.3 |
TYPICAL MECHANICAL PROPERTIES OF ALL WELD METAL:
|
Ultimate Tensile
Strength
Kg/mm2 |
Yield Strength
Kg/mm2 |
Elongation
% (L=5d) |
CVN Impact
Strength at +20OC.Kgm
|
|
72 |
63 |
23 |
16 |
CLASSIFICATION :
AWS A5.1 : E 10016 G
CURRENT RANGE & PACKING DATA:
|
Size MM
DxL |
Current
Range (Amps)
AC or DC (+) |
Pieces per
Packet |
Pieces per
Carton |
|
6.30x450 |
250-330 |
30 |
120 |
|
5.00x450 |
200-240 |
45 |
180 |
|
4.00x450 |
140-190 |
80 |
320 |
|
3.15x450 |
100-140 |
110 |
440 |
|
2.50x350 |
60-90 |
160 |
640 |
INSTRUCTIONS:
-Keep electrodes dry. – Use good fit-up
on joints.
-Do not use excessive current. – Adopt proper sequence.
- Hold short arc. – Remove the
slag with a stainless steel wire brush.
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