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| Furnace Oil |
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IS : 1593 – 1982
Table 1 Requirements for fuel oils (Clause 3.3)
| S. No. |
Characteristic |
Requirement For |
Method of Test |
|
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|
Grade LV |
Grade MVI |
Grade MV2 |
Grade HV |
Ref
to [P : ] of
IS : 1448* |
| (1) |
(2) |
(3) |
(4) |
(5) |
(6) |
(7) |
| |
Acidity, inorganic |
Nil |
P : 2 |
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Ash, percent by mass, Max |
0.1 |
P : 4
(Method A) |
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Gross, calorific value |
Not limited,
but to be reported
(See Note 1) |
P : 6
(for reference) and
P : (for routine) |
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Relative density at 15/15oC |
Not limited,
but to be reported
(See Note 2)
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Flash point, [Pensky martens (closed)],
Min |
66oC |
P : 21 |
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Kinematic viscosity in centistokes
at 50oC, Max |
80 |
125 |
180 |
370 |
P : 25 |
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Sediment, percent by mass, Max |
0.25 |
P : 30 |
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Sulphur, total, percent by mass,
Max
(See Note 3) |
3.5 |
4.0 |
4.0 |
4.5 |
P : 33
(for reference)
and P : 35
(for routine) |
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Water content, percent by volume,
Max |
1.0 |
P : 40 |
NOTE 1: Normally the gross
calorific value is of the order of 10 000 cal/g.
NOTE
2: Fuel oil for marine uses in diesel engines shall not
exceed a limit of 0.99.
NOTE 3:
Recognizing the necessity for low-sulphur fuel oils in some specialized
uses; a lower limit may be specified by mutual agreement between the
purchaser and the supplier.
Effective 01.04.10 FO/LDO supplies to rail fed customers is through BTPN (8 wheeler) rakes only since railways has withdrawn conventional (4 wheeler) rakes from circulation. |
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| Updated on April 21, 2010 |
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