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BASIC COATED LOW HYDROGEN ELECTRODE
RASI E-7018-1 LH
ALL POSITION WELDING / INRON POWER ELECTRODE |
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CLASSIFICATIONS
IS. : 814 EB5629H3JX
AWS : A5.1 E-7018-1 |
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CHARACTERSTICS
RASI E - 7018-1 LH is is a basic coated iron powder Low hydrogen type
electrode giving radiographic welds with excellent impact propperities at
sub zero temperatures. |
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SPECIAL FEATURES
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 Deposits
weld metal with highest Radiographic soundness. |
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Addition
of Iron powder permits higher current to be used resulting in improved
arcing characteristics |
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High
notch ductility at sub zero temperatures. |
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Touch
welding possible |
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Deposition
efficiency about 115% |
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APPLICANTIONS
Boilers, pressure vessels, Rigid structures, Components under dynamic
loading ship building, Heavy sections, Carbon steels, free cutting steels,
Penstocks, Blast Furnace Shells, Rail Wagons and Coaches.
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ALL WELD METAL CHEMICAL
COMPOSITION
| ELEMENT |
C |
Mn |
Si |
S |
P |
| % (Max) |
0.1 |
1.6 |
0.75 |
0.03 |
0.03 |
|
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ALL WELD METAL MECHANICAL PROPERTIES
| UTS (N/mm2) |
Ys (N/mm2) |
Elongation L=5d % |
CVN Impact at
-46°C |
| 510-650 |
360 min |
20% min |
27 j |
Note: Single Values shown above
are maximum |
WELDING CURRENT AND PACKING DATA : DC±
/ AC 70 V
| Dia (mm) |
2.5 x 350 |
3.15 x 450 |
4 x 450 |
5 x 450 |
| Current (A) |
60-100 |
100-140 |
150-200 |
200-240 |
| Pieces / Pkt |
100 |
60 |
45 |
30 |
| Pkts / Boxs |
8 |
8 |
8 |
8 |
|
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STORAGE
Keep dry in case of exposure to moisture heat for one hour at 300°C Prior to
use. |
Conventional
