ASTM F485-02

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Designation:F485–02
Standard Test Method for
1
Effects of Cleaners on Unpainted Aircraft Surfaces
This standard is issued under the fixed designation F 485; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 4.1.2 Titanium Alloy 6A14V in accordance with industry
standard SAE-AMS-T-9046, Composition AB-1.
1.1 This test method describes the procedure used to deter-
4.1.3 Reagent water in accordance with Specification
mine the effect of cleaners on unpainted aircraft surfaces.
D 1193, Type IV.
Visual observation is used for determining streaking or perma-
4.1.4 Methyl ethyl ketone in accordance with Specification
nent stains which require polishing to remove.
D 740.
1.2 The values stated in inch-pound units are to be regarded
as the standard. The values given in parentheses are for
5. Preparation of Test Specimens
information.
5.1 Prepare two panels, each 2 by 6 by 0.020 in. (50 by 152
1.3 This standard does not purport to address all of the
by 0.51 mm), from alclad aluminum and titanium alloy and
safety concerns, if any, associated with its use. It is the
clean them with methyl ethyl ketone conforming to Specifica-
responsibility of the user of this standard to establish appro-
tion D 740.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
6. Preparation of Test Solution
2. Referenced Documents 6.1 Make the solutions of the cleaner to be tested in reagent
water (see 4.1.3) in accordance with the dilutions recom-
2.1 ASTM Standards:
2
mended by the manufacturer.
D 740 Specification for Methyl Ethyl Ketone
3
D 1193 Specification for Reagent Water
7. Procedure
4
2.2 Industry Standards:
7.1 Immerse the cleaned test specimens for 3 to 5 min in a
SAE-AMS-QQ-A-250/13 Aluminum Alloy Alclad 7075,
sufficient quantity of the cleaning solution to cover approxi-
Plate and Sheet
mately one half of the panel. After removing from the test
SAE-AMS-T-9046 Titanium and Titanium Alloy, Sheet,
solution, immediately place the panels at 45° from the hori-
Strip, and Plate (Composition AB-1)
zontal in a mechanical convection oven maintained at 150 6
3. Significance and Use 5°F (65.5 6 2°C) for 30 min.At the end of the 30-min period,
remove the panels from the oven, cool to room temperature,
3.1 This test method is used to ensure that candidate aircraft
rinse on each side within 15 min under running tap water for 1
surfacecleanersdonotleavearesiduewhich,ondrying,would
minwithoutusingmechanicalagitation,thenrinseoneachside
leave a permane
...