ASTM F146-98e1

NOTICE: This standard has either been superseded and replaced by a new version or
withdrawn. Contact ASTM International (www.astm.org) for the latest information.
e1
Designation: F 146 – 98
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Test Methods for
1
Fluid Resistance of Gasket Materials
This standard is issued under the fixed designation F 146; 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.
This standard has been approved for use by agencies of the Department of Defense.
1
e NOTE—Table 2 was corrected editorially in April 1999.
1. Scope F 152 Test Methods for Tension Testing of Nonmetallic
3
Gasket Materials
1.1 These test methods cover the determination of the effect
on physical properties of nonmetallic gasketing materials after
3. Summary of Test Methods
immersion in test fluids. The types of materials covered are
3.1 Appropriate test specimens are subjected to complete
Type 1, Type 2, Type 3, and Type 7 as described in Classifi-
immersion in test fluids. After immersing the specimens in the
cation F 104. These test methods are not applicable to the
various test fluids, the effect on physical properties is expressed
testing of vulcanized rubber, a procedure that is described in
as change in tensile strength, compressibility in softened
Test Method D 471. It is designed for testing specimens cut
condition, flexibility, volume change, and thickness and weight
from gasketing materials or from finished articles of com-
changes from the original condition.
merce.
1.2 The values stated in SI units are to be regarded as the
4. Significance and Use
standard. The inch-pound units in parentheses are for informa-
4.1 These test methods provide a standardized procedure to
tion only.
measure the effect of immersion in specified fluids under
1.3 Refer to the current Material Safety Data Sheet (MSDS)
definite conditions of time and temperature. The results of
and any precautionary labeling provided by the supplier of any
these test methods are not intended to give any direct correla-
materials referred to in these test methods.
tion with service conditions in view of the wide variations in
1.4 This standard does not purport to address all of the
temperature and special uses encountered in gasket applica-
safety concerns, if any, associated with its use. It is the
tions. The specific test fluids and test conditions outlined were
responsibility of the user of this standard to establish appro-
selected as typical for purposes of comparing different mate-
priate safety and health practices and determine the applica-
rials and can be used as a routine test when agreed upon
bility of regulatory limitations prior to use.
between the purchaser and the manufacturer.
2. Referenced Documents
5. Apparatus
2.1 ASTM Standards:
5.1 Circulating-Hot-Air Ovens, two, capable of maintaining
D 412 Test Methods for Vulcanized Rubber and Thermo-
100 6 1°C (212 6 2°F) and 149 6 2°C (300 6 3.6°F), or
2
plastic Rubbers and Thermoplastic Elastomers— Tension
aluminum block fitted for use with test tubes, or heating
D 471 Test Method for Rubber Property—Effect of Liq-
mantle, capable of maintaining 100 6 1°C (212 6 2°F).
2
uids
5.2 Desiccator, containing anhydrous calcium chloride or
F 36 Test Method for Compressibility and Recovery of
silica gel.
3
Gasket Materials
5.3 Analytical Balance.
F 104 Classification System for Nonmetallic Gasket Mate-
5.4 Thickness Gage, actuated by dead load weights, having
3
rials
dial graduations of 0.02 mm (0.001 in.) with anvil not less than
F 147 Test Method for Flexibility of Non-Metallic Gasket
presser foot diameter of 6.4 6 0.127 mm (0.252 6 0.005 in.).
3
Materials
Dead weight loads are listed in Table 1.
5.5 Cutting Dies, appropriate for cutting steel, with sharp
1
These test methods are under the jurisdiction of ASTM Committee F-3 on
edges free from nicks or burrs, in the following sizes:
Gaskets and are the direct responsibility of Subcommittee F03.40 on Chemical Test
5.5.1 25.4 by 50.8 mm (1 by 2 in.),
Methods.
2 2
Current edition approved Mar. 10, 1998. Published October 1998. Originally 5.5.2 28.6-mm (1.126-in.) diameter, 645.2-mm (1-in. )
published as F 146 – 72. Last previous edition F 146 – 95a.
area circular die,
2
Annual Book of ASTM Standards, Vol 09.01.
3
Annual Book of ASTM Standards, Vol 09.02.
1

---------------------- Page: 1 ----------------------
F 146
TABLE 1 Loads and Pressure
6.1.4 Specimens for flexibility after immersion in test fluids
Total Load on shall be 12.7 by 152.4 mm (0.5 by 6 in.) by single thickness.
Presser Foot Load on Sample
Type
(Reference)
7. Temperature of Test Measurement
N oz kPa psi
A
1 2.50 9.0 79.3 6 6.9 1
...