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ATK
Turbine fuel,Aviation kerosene type,Jet A-1
Defence standard 91-91(Issue6)
NATO code(F-35)
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ANALYSIS
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UNIT
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LIMIT
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TEST METHOD
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Visual appearance
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Clear,bright and visually free from solid matter and undissolved water at ambient temperature
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Visual
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Colour
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Report
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ASTM D156 or D6045
(see note 1)
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Density @ 15°c
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Kg/m³
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775-840
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ASTM D4052 / IP365
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Distillation
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" D86 /IP123
(see note 8)
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I.B.P
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°c
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Report
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ASTM D86 / IP123
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10% Recoverd , @
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°c
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205 max
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" "
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50% Recoverd , @
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°c
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Report
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" "
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90% Recoverd , @
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°c
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Report
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" "
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End Point
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°c
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300 max
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" "
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Residue
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Vol%
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1.5 max
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" "
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Loss
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Vol%
|
1.5 max
|
" "
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Flash Point
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°c
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38 min
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IP 170
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Viscosity Kinematic @ -20 °c
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Mm² /s
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8 max
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ASTM D445/IP71
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Freezing Point
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°c
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-47 max
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ASTM D2386/IP16
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Smoke Point
Or
Smoke Point
And Naphthalenes
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mm
mm
%v/v
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25 min
19 min
3 max
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" D1322/IP57
(see note 9)
" D1322/IP57
" D1840
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Specific energy
|
Mj /kg
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42.8 min
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(See note 10)
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Total Acidity
|
Mg KOH / g
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0.015 max
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ASTM D3242 / IP 354
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Aromatic hydrocarbon types
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Aromatics
Or
Total Aromatics
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%v/v
%v/v
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25 max
26.5 max
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" D1319 / IP 156
" D6379 / IP 436
(see note 5)
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Sulfur total
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%m/m
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0.30 max
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IP 336 or (D2622,D1266)
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Sulphur mercaptan
Or
Doctor test
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%m/m
__
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0.003 max
Negative
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ASTM D3227/ IP 342
(see note 6)
IP 30
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Copper strip
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Class
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1 max
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ASTM D130 / IP 154
(see note 11)
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Existent Gum
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Mg / 100 ml
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7 max
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IP 540
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Particulate contamination
(at point of manufacture)
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Mg/ lit
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1.0 max
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ASTM D15452 / IP 423
(see note 2)
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Particulate,at point of manufacture,cumulative channel particle counts
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ISO code
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(see note 3)
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IP 564 or IP 565
(see note 4)
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≥4µm(c)
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Report
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≥6µm(c)
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Report
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≥14µm(c)
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Report
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≥21µm(c)
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Report
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≥25µm(c)
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Report
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≥30µm(c)
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Report
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Refining components, at the point of manufacture
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Hydroprocessed components
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%v/v
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Report
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Severely Hydroprocessed components
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%v/v
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Report
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(See note 7)
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Electrical conductivity
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pS/m
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50-600
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ASTM D2624 / IP 274
(see note 15)
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Lubricity:wear scar diameter
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mm
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0.85 max
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ASTM D5001
(see note 16)
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Water separation characteristics
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ASTM D3948
(see note 14)
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Microseparometer,at point of manufacture
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|
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MSEP without SDA
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Rating
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Min 85
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MSEP with SDA
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Rating
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Min 70
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Termal stability,JFTOT
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ASTM D3241/ IP 323
(see note 12)
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Test temperature
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°c
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Min 260
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Tube rating visual
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Less than 3. No peacock(P) or
Abnormal (A)
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(see note 13)
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Pressure differential
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Mm Hg
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Max 25
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