سوخت جت JP4
این
سوخت دارای استاندارد DERD 2454, MIL-T-5624K
است.
دامنه تقطیر وسیع (Wide-Cut
)،
شامل برش بنزینی و نفتی، همراه با مواد افزودنی مناسب، شرائط ویژهای را به
منظور استفاده در موتور توربینی هواپیماهای جنگی و انواع هلیکوپتر به این سوخت می بخشد.
مشخصات:
TEST METHOD
|
LIMIT
|
UNIT
|
ANALYSIS
|
ASTM D4052 or D1298
|
751-802
|
Kg/m3
|
Density @ 15°c
|
ASTM D156 or D6045
|
Report
|
-
|
Color Say bolt
|
ASTM D86
"
"
"
"
"
"
"
"
"
|
-
Report
Report
100min
125min
Report
270max
1.5 max
1.5 max
|
-
°c
°c
°c
°c
°c
°c
٪vol
٪vol
|
Distillation:
I.B.P
10% Recovered
20% Recovered
50% Recovered
90% Recovered
End point
Residue
Loss
|
ASTM D4294,D1266,D2622,D3120 or D5453
|
0.4max
|
m%
|
Sulfur Total
|
ASTM D3227
|
0.002max
|
m %
|
Sulphur Mercaptan
|
IP30
|
Negative
|
-
|
Doctor Test
|
ASTM D323,D4953,D5190 or D5190
|
14-21
2-3
|
Kpa
Psi
|
Vapor pressure,(Reid) @ 37.8 °c
|
ASTM D2388
|
-58max
|
°c
|
Freezing Point
|
ASTM D3701 or D3343
|
13.5min
|
m %
|
Hydrogen content
|
ASTM D4809,D3338 or D4529
|
42.8min
|
Mj/kg
|
Heating value, heat of combustion
|
ASTM D1319
|
25max
|
٪vol
|
Aromatic
|
ASTM DD1322
|
20min
|
mm
|
Smoke Point
|
ASTM D130
|
1 max
|
-
|
Copper corrosion
(2hr @ 100°c)
|
TEST METHOD
|
LIMIT
|
UNIT
|
ANALYSIS
|
ASTM D3241
|
260min
|
°c
|
Test temperate
|
Thermal Stability JFTOT
|
Less than 3
|
-
|
Tube rating visual
|
25max
|
mmHg
|
Pressure differential
|
ASTM D1094
|
1b max
|
-
|
Water reaction interface rating
|
ASTM D3242
|
0.015max
|
mg KOH/g
|
Total acid number
|
ASTM D5452 or D2276
|
1.0max
|
mg/lit
|
Particulate matter
|
ASTM D5452 or D2276
|
10max
|
minute
|
Filtration time
|
ASTM D2624
|
150-600
|
pS/m
|
Fuel electrical conductivity
|
ASTM D5006 or IP277
|
0.1-0.15
|
٪vol
|
Fuel system icing inhibitor
|
ASTM D3948
|
Table 1
|
min
|
Micro separometer rating
|
ASTM D381
|
7max
|
mg/100ml
|
Existent Gum
|
Table 1.Microseperometer
MSEP rating, min
|
Additive
|
90
|
Antioxidant (AO), Metal deactivator(MDA)
|
85
|
AO, MDA, and fuel system icing inhibitor (FSII)
|
80
|
AO, MDA, and corrosion inhibitor /lubricity
improver(CI/LI)
|
70
|
AO, MDA,CI, LI, and FSII |