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Description:
CHE40 is an electrode covered with titanium oxide type coating for welding mild
steel. It is able to provide excellent performances in welding due to its stable
arc and good detachability. It is easy to manipulate and restrict with low
spatters. The weld metal is fine and close in structure resulting in good-looking
appearance. Satisfactory weld can be obtained in all positions by both AC
and DC power sources.
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Applications:
Suitable for welding of steels with normal strength fir
use in top building in ship construction. It is particularly suitable for intermittent
welding to sheet and small work pieces and cosmetic welding with smooth and
shiny appearance.
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Chemical
Composition of Deposited Metal(%)
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C |
Mn |
Si |
S |
P |
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Standard |
<=0.12 |
0.30-0.60 |
<=0.35 |
<= 0.035 |
<= 0.040 |
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Typical |
0.088 |
0.392 |
0.245 |
0.015 |
0.019 |
Mechanical Properties of Deposited Metal
|
- |
Yield Point
(ðs) N/mm2 |
Tensile Strength
(ðb) N/mm2 |
Elongation (%)
(ð5) |
Impact V - Notch (J) |
|
20oC |
0oC |
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Standard |
>= 305 |
400 - 560 |
>= 22 |
- |
>=47 |
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Typical |
380 |
469 |
31 |
110 |
94 |
Sizes, Pieces & Recommended Current Range
(AC or DC)
|
Diameter (mm) |
2.5 |
3.2 |
4.0 |
5.0 |
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Length (mm) |
300 |
350 |
400 |
400 |
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Pieces
(5kg) |
~321 |
~175 |
~95 |
~61 |
Current
(A) |
F.H |
60 - 90 |
80 - 130 |
150 - 190 |
180 - 250 |
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V.OH |
50 - 80 |
80 - 110 |
130 - 170 |
- |
Approvals: CCS grade 2 LR grade
2 ABS grade 2
BV grade 2 GL grade
2 DNV grade 2
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