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1379-4 VN
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AWS/ASME
SFA-5.5
E 8018-G-H8
Application / Properties:
Basic electrode with low
carbon weld metal, suitable
for resistant and hydrogen
resistant steels (boilers,
vessels and pipes), up to
working temp of 600C.It`s
weld metal is tough %
resistant to work
embitterment.
Weld metal analysis in %
(typical values):
|
C |
Mn |
Si |
P |
S |
Cr |
Mo |
V |
|
|
0.05-0.12 |
0.9 |
<0.4 |
<0.02 |
<0.02 |
1-1.5 |
0.4-0.65 |
0.1-0.35 |
|
Mechanical Properties of
all-weld metal :
|
Yield Strength
(N/mm2) |
Tensile Strength
(N/mm2) |
Elongation
A5(%) |
ISO-V Impact
energy (j)
+200C |
|
|
>440 |
>540 |
>17 |
>100 |
|
|
Amperage: |
|
|
2.5Ǿ |
3.25 Ǿ |
4.0Ǿ |
|
|
60-85 |
100-135 |
140-185 |
|
Materials:
|
Cr Mo V low alloy creep
resistant cast steels. |
|
|
Redrying : required
at 300°C to 350°C for 2hrs.
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