ASTM D6213-97
(Practice)Standard Practice for Tests to Evaluate the Chemical Resistance of Geogrids to Liquids
Standard Practice for Tests to Evaluate the Chemical Resistance of Geogrids to Liquids
SCOPE
1.1 This practice covers the procedures for testing of geogrids for chemical resistance to liquids.
1.2 This practice describes methods for measuring changes in physical and mechanical properties caused by immersion in test solution that may be representative of anticipated end-use conditions.
1.3 This practice describes procedures for required and recommended testing of geogrids.
1.4 Evaluation or interpretation of test data is beyond the scope of this practice.
1.5 This practice is intended to be used in conjunction with D 5322, or D 5496, or both. The scope of this practice is limited to testing and reporting procedures for unexposed and exposed geogrid coupons.
1.6 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific precautionary statements are given in Section 7.
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Designation:D6213–97
Standard Practice for
Tests to Evaluate the Chemical Resistance of Geogrids to
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Liquids
This standard is issued under the fixed designation D 6213; 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 (ε) indicates an editorial change since the last revision or reapproval.
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1. Scope of Poly(ethylene terephthalate) (PET)
D 5322 Practice for Immersion Procedures for Evaluating
1.1 This practice covers the procedures for testing of
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the Chemical Resistance of Geosynthetics to liquids
geogrids for chemical resistance to liquids.
D 5496 Practice for In-Situ Immersion Procedures for
1.2 This practice describes methods for measuring changes
Evaluating the Chemical Resistance of Geosynthetics to
in physical and mechanical properties caused by immersion in
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Liquids
test solutions that may be representative of anticipated end-use
conditions.
3. Terminology
1.3 This practice describes procedures for required and
3.1 Definitions:
recommended testing of geogrids.
3.1.1 chemical resistance, n—for geosynthetics, the extent
1.4 Evaluation or interpretation of test data is beyond the
to which a material or product retains its original physical and
scope of this practice.
chemical characteristics as a function of immersion in, or
1.5 This practice is intended to be used in conjunction with
contact with, a foreign substance. (D 5747, D-35)
D 5322, or D 5496, or both. The scope of this practice is
3.1.2 coating, n—aliquid,liquefiableormasticcomposition
limited to testing and reporting procedures for unexposed and
that is converted to a solid protected, decorative, or functional
exposed geogrid coupons.
adherent film after application as a thin layer. (D 16, D-1)
1.6 This standard does not purport to address all of the
3.1.3 coupon, n—a portion of a material or laboratory
safety concerns, if any, associated with its use. It is the
sample, from which multiple specimens can be taken for
responsibility of the user of this standard to establish appro-
testing. (D 5747, D-35)
priate safety and health practices and determine the applica-
3.1.4 composite, n—a material made up of distinct parts
bility of regulatory limitations prior to use. Specific precau-
which contribute, either proportionately, or synergistically, to
tionary statements are given in Section 7.
the properties of the combination. (E 375, D-20)
2. Referenced Documents 3.1.5 geogrid, n—a reinforcing geosynthetic comprised of
integrally connected elements with in-plane apertures between
2.1 ASTM Standards:
elements. (D 4439, D-35)
D 76 Specifications for Tensile Testing Machines for Tex-
2 3.1.6 geosynthetic, n—a planar product manufactured from
tiles
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polymeric material used with soil, rock, earth, or other geo-
D 883 Terminology Relating to Plastics
technical engineering related material as an integral part of a
D 1238 Test Method for Flow Rates of Thermoplastics by
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man made project, structure, or system. (D 4439, D-35)
Extrusion Plastomer
3.1.7 inherent viscosity—the quotient of the natural loga-
D 1600 Terminology for Abbreviated Terms Relating to
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rithm of relative viscosity by the concentration, that is in η /c.
rel
Plastics
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(D 1695, D-1)
D 4439 Terminology for Geosynthetics
3.1.8 integral, adj—in geosynthetics, forming a necessary
D 4595 Test Method for Tensile Properties of Geotextiles
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part of the whole; a constituent. (D 4439, D-35)
by the Wide-Width Strip Method
3.1.9 relative viscosity—the ratio of the viscosity of a
D 4603 Test Method for Determining the InherentViscosity
solution to that of the pure solvent. (D 1695, D-1)
3.1.10 melt index, n—the flow rate of PE material when
measured in accordance with Test Method D 1238.
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This practice is under the jurisdiction of ASTM Committee D-35 on Geosyn-
3.1.11 polyester, n—a polymer in which the repeated struc-
thetics and is the direct responsibility of Subcommittee D35.02 on Endurance
tural unit in the chain is of the ester type. (D 883, D-20)
Properties.
Current edition approved Dec. 10, 1997. Published June 1998.
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Annual Book of ASTM Standards, Vol 07.01.
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Annual Book of ASTM Standards, Vol 08.01.
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Annual Book of ASTM Standards, Vol 04.13. Annual Book of ASTM Standards, Vol 08.03.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D6213–97
3.1.12 polyolefin, n—a polymer prepared by the polymer- to the chemicals. Particular care should be taken when opening
ization of an olefin(s) as the sole monomer(s). (D 883, D-20) storage vessels at elevated temperatures due to the increased
3.1.13 sample, n—a portion of a lot of material
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