P-W-2891A
TABLE I. Performance requirements and test methods.
Property |
Requirement |
Test paragraph |
ASTM test method |
voC content Type I Type II |
List result 0 g/l |
4.5.1 |
-- |
Nonvolatile residue, parts per million (maximum) 1/ |
200 |
-- |
D1353 |
Water, weight percent (maximum) 1/ |
0.08 |
-- |
D1364 |
Acidity, as percent acetic acid (maximum) 1/ |
0.02 |
-- |
D1613 |
Peroxides, parts per million (ppm) (maximum) |
5 ppm |
-- |
E299 |
odor |
Not obnoxious |
-- |
D1296 |
Relative evaporation time vs. reference solvent (minimum) 2/ Type I, Classes B and C Type II, Class A Type II, Classes B, C, and D |
0.2 2 0.8 |
-- |
D1901 |
vapor pressure (type I only), millimeters (mm) of mercury at 20 C (maximum) |
7 |
-- |
D2879 |
Flash point, degrees Fahrenheit ( F) Class A Class B Class C Class D |
20 - 99 100 - 140 Above 140 No flash |
-- |
D56 |
Flammability (class D only) |
Rating of 1 or less |
4.5.2 |
-- |
Sandwich corrosion |
Rating of 1, or no effect greater than distilled water |
-- |
F1110 |
Immersion corrosion weight change mg/cm2/day (maximum) Aluminum, Titanium, Steel, and Cadmium Plated Steel Magnesium |
0.03 0.20 |
4.5.3 |
F483 |
Hydrogen embrittlement |
No fracture of specimens in less than 200 hours at 75% of notch fracture strength (for alternate method, no fracture at less than 85% of notch fracture strength) |
4.5.4 |
F519, type 1a |
Titanium stress corrosion (examined with 500X magnification) |
No cracking |
-- |
F945, method A |
Cleaning efficiency Lubricating oil (MIL-PRF-23699) Hydraulic fluid (MIL-PRF-83282) JP-5 jet fuel (MIL-DTL-5624) |
Water-break free Water-break free Water-break free |
4.5.5 |
-- |
Adhesion Primer wet tape test Sealant T-peel strength, lb/in. (minimum) |
No primer peel or damage 10 |
4.5.6 |
-- |
1/ For halogen-containing type II materials, use the method and requirement listed in table II.
2/ The solvent evaporation time relative to the evaporation time of n-butylacetate shall be determined in accordance with ASTM-D1901, except n-butylacetate shall be substituted as the comparative reagent in the ASTM method.
7
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