Standard Classification System for Specifying Plastic Materials

SCOPE
1.1 This standard provides a classification system for tabulating the properties of unfilled, filled, and reinforced plastic materials suitable for processing into parts.
Note 1—The classification system may serve many of the needs of industries using plastic materials. The standard is subject to revision as the need requires; therefore, the latest revision should always be used.
1.2 The classification system and subsequent line callout (specification) is intended to be a means of identifying plastic materials used in the fabrication of end items or parts. It is not intended for the selection of materials. Material selection should be made by those having expertise in the plastics field after careful consideration of the design and the performance required of the part, the environment to which it will be exposed, the fabrication process to be employed, the inherent properties of the material not covered in this document, and the economic factors.
1.3 This classification system is based on the premise that plastic materials can be arranged into broad generic families using basic properties to arrange the materials into groups, classes, and grades. A system is thus established which, together with values describing additional requirements, permits as complete a description as desired of the selected material.
1.4 In all cases where the provisions of this classification system would conflict with the referenced ASTM specification for a particular material, the latter shall take precedence. Note 2—When using this classification system the two-letter, three-digit suffix system applies.Note 3—When a material is used to fabricate a part where the requirements are too specific for a broad material callout, it is advisable for the user to consult the supplier to secure callout of the properties to suit the actual conditions to which the part is to be subjected.
1.5 This standard does not purport to address all of the safety concerns, 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.

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Status
Historical
Publication Date
09-Mar-2003
Technical Committee
Current Stage
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ASTM D4000-03 - Standard Classification System for Specifying Plastic Materials
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
An American National Standard
Designation: D 4000 – 03
Standard Classification System for
1
Specifying Plastic Materials
This standard is issued under the fixed designation D 4000; 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. Scope * priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
1.1 This standard provides a classification system for tabu-
lating the properties of unfilled, filled, and reinforced plastic
2. Referenced Documents
materials suitable for processing into parts.
2.1 ASTM Standards:
NOTE 1—The classification system may serve many of the needs of
D 149 Test Method for Dielectric Breakdown Voltage and
industries using plastic materials. The standard is subject to revision as the
Dielectric Strength of Solid Electrical Insulating Materials
need requires; therefore, the latest revision should always be used.
2
at Commercial Power Frequencies
1.2 The classification system and subsequent line callout
D 150 Test Methods for A-C Loss Characteristics and
(specification) is intended to be a means of identifying plastic
Permittivity (Dielectric Constant) of Solid Electrical Insu-
2
materials used in the fabrication of end items or parts. It is not
lating Materials
intended for the selection of materials. Material selection
D 256 Test Method for Determining the Izod Pendulum
3
should be made by those having expertise in the plastics field
Impact Resistance of Notched Specimens of Plastics
after careful consideration of the design and the performance
D 257 Test Methods for D-C Resistance or Conductance of
2
required of the part, the environment to which it will be
Insulating Materials
exposed, the fabrication process to be employed, the inherent
D 395 Test Methods for Rubber Property—Compression
4
properties of the material not covered in this document, and the
Set
economic factors.
D 412 Test Methods for Vulcanized Rubber and Thermo-
4
1.3 This classification system is based on the premise that
plastic Rubbers and Thermoplastic Elastomers—Tension
plastic materials can be arranged into broad generic families
D 471 Test Method for Rubber Property—Effect of Liq-
4
using basic properties to arrange the materials into groups,
uids
classes, and grades. A system is thus established which,
D 495 Test Method for High-Voltage, Low-Current, Dry
2
together with values describing additional requirements, per-
Arc Resistance of Solid Electrical Insulation
mits as complete a description as desired of the selected
D 569 Method for Measuring the Flow Properties of Ther-
5
material.
moplastic Molding Materials
3
1.4 In all cases where the provisions of this classification
D 570 Test Method for Water Absorption of Plastics
system would conflict with the referenced ASTM specification
D 573 Test Method for Rubber—Deterioration in an Air
4
for a particular material, the latter shall take precedence.
Oven
4
D 575 Test Methods for Rubber Properties in Compression
NOTE 2—When using this classification system the two-letter, three-
3
D 618 Practice for Conditioning Plastics for Testing
digit suffix system applies.
NOTE 3—When a material is used to fabricate a part where the D 624 Test Method for Tear Strength of Conventional
4
requirements are too specific for a broad material callout, it is advisable
Vulcanized Rubber and Thermoplastic Elastomers
for the user to consult the supplier to secure callout of the properties to suit
D 635 Test Method for Rate of Burning and/or Extent and
the actual conditions to which the part is to be subjected.
Time of Burning of Self-Supporting Plastics in a Horizon-
3
1.5 This standard does not purport to address all of the
tal Position
3
safety concerns, if any, associated with its use. It is the
D 638 Test Method for Tensile Properties of Plastics
responsibility of the user of this standard to establish appro-
D 648 Test Method for Deflection Temperature of Plastics
3
Under Flexural Load
1
This classification system is under the jurisdiction of ASTM Committee D20 on
2
Plastics and is the direct responsibility of Subcommittee D20.94 on Government/ Annual Book of ASTM Standards, Vol 10.01.
3
Industry Standardization (Section D20.94.01). Annual Book of ASTM Standards, Vol 08.01.
4
Current edition approved March 10, 2003. Published April 2003. Originally Annual Book of ASTM Standards, Vol 09.01.
5
published as D 4000 – 82. Last previous edition D 4000 – 01. Discontinued—See 1994 Annual Book of ASTM Standards, Vol 08.01.
*A Summary of Changes section appears a
...

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