Standard Test Method for Determination of Density and Relative Density of Asphalt, Semi-Solid Bituminous Materials, and Soft-Tar Pitch by Use of a Digital Density Meter (U-Tube)

SIGNIFICANCE AND USE
5.1 Values of density are used for converting volumes to units of mass and for correcting measured volumes at the measured temperature to a standard temperature using Practice D4311/D4311M.
Note 2: The quality of the results produced by this standard are dependent on the competence of the personnel performing the procedure and the capability, calibration, and maintenance of the equipment used. Agencies that meet the criteria of Specification D3666 are generally considered capable of competent and objective testing, sampling, inspection, etc. Users of this standard are cautioned that compliance with Specification D3666 alone does not completely ensure reliable results. Reliable results depend on many factors; following the suggestions of Specification D3666 or some similar acceptable guideline provides a means of evaluating and controlling some of those factors.
SCOPE
1.1 This test method covers the determination of the relative density and density of semi-solid asphalt materials, asphalt binders, asphalt cements, and soft-tar pitches by use of a digital density meter (U-tube).
Note 1: Alternate methods for determining the density of semi-solid and solid asphalt materials and asphalt binders include Test Methods D3289, D3142/D3142M, and D70.  
1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only. No other units of measurement are included in this standard, with the exception of temperature measurements. Units provided in degrees Fahrenheit are for reference purposes only. Temperatures given in degrees Celsius are to be considered standard.  
1.3 The between-laboratory reproducibility of this test method is being determined and will be available on or before June 2021. Therefore, this standard should not be used for acceptance or rejection of a material for purchasing purposes.  
1.4 This test method should not be applied to petroleum distillates other than asphalt and asphalt binders. For the determination of density of all other petroleum distillates and viscous oils, use Test Method D4052 or D5002, or ISO 12185.  
1.5 The text of this standard references notes and footnotes which provide explanatory material. These footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.  
1.6 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

General Information

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Historical
Publication Date
30-Jun-2018
Current Stage
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ASTM D8188-18 - Standard Test Method for Determination of Density and Relative Density of Asphalt, Semi-Solid Bituminous Materials, and Soft-Tar Pitch by Use of a Digital Density Meter (U-Tube)
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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
Designation: D8188 − 18
Standard Test Method for
Determination of Density and Relative Density of Asphalt,
Semi-Solid Bituminous Materials, and Soft-Tar Pitch by Use
1
of a Digital Density Meter (U-Tube)
This standard is issued under the fixed designation D8188; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope ization established in the Decision on Principles for the
Development of International Standards, Guides and Recom-
1.1 This test method covers the determination of the relative
mendations issued by the World Trade Organization Technical
density and density of semi-solid asphalt materials, asphalt
Barriers to Trade (TBT) Committee.
binders, asphalt cements, and soft-tar pitches by use of a digital
density meter (U-tube).
2. Referenced Documents
NOTE 1—Alternate methods for determining the density of semi-solid
2
2.1 ASTM Standards:
and solid asphalt materials and asphalt binders include Test Methods
D8 Terminology Relating to Materials for Roads and Pave-
D3289, D3142/D3142M, and D70.
ments
1.2 The values stated in SI units are to be regarded as
D70 Test Method for Density of Semi-Solid Asphalt Binder
standard. The values given in parentheses are for information
(Pycnometer Method)
only. No other units of measurement are included in this
D140/D140M Practice for Sampling Asphalt Materials
standard, with the exception of temperature measurements.
D287 Test Method for API Gravity of Crude Petroleum and
Units provided in degrees Fahrenheit are for reference pur-
Petroleum Products (Hydrometer Method)
poses only. Temperatures given in degrees Celsius are to be
D1250 Guide for Use of the Petroleum Measurement Tables
considered standard.
D1298 Test Method for Density, Relative Density, or API
1.3 The between-laboratory reproducibility of this test
Gravity of Crude Petroleum and Liquid Petroleum Prod-
method is being determined and will be available on or before
ucts by Hydrometer Method
June 2021. Therefore, this standard should not be used for
D3142/D3142M Test Method for Specific Gravity, API
acceptance or rejection of a material for purchasing purposes.
Gravity, or Density of Cutback Asphalts by Hydrometer
Method
1.4 This test method should not be applied to petroleum
D3289 Test Method for Density of Semi-Solid and Solid
distillates other than asphalt and asphalt binders. For the
Asphalt Materials (Nickel Crucible Method)
determination of density of all other petroleum distillates and
D3666 Specification for Minimum Requirements for Agen-
viscous oils, use Test Method D4052 or D5002, or ISO 12185.
cies Testing and Inspecting Road and Paving Materials
1.5 The text of this standard references notes and footnotes
D4052 Test Method for Density, Relative Density, and API
which provide explanatory material. These footnotes (exclud-
Gravity of Liquids by Digital Density Meter
ing those in tables and figures) shall not be considered as
D4311/D4311M Practice for Determining Asphalt Volume
requirements of the standard.
Correction to a Base Temperature
1.6 This standard does not purport to address all of the
D5002 Test Method for Density and Relative Density of
safety concerns, if any, associated with its use. It is the
Crude Oils by Digital Density Analyzer
responsibility of the user of this standard to establish appro-
D6792 Practice for Quality Management Systems in Petro-
priate safety, health, and environmental practices and deter-
leum Products, Liquid Fuels, and Lubricants Testing
mine the applicability of regulatory limitations prior to use.
Laboratories
1.7 This international standard was developed in accor-
D7578 Guide for Calibration Requirements for Elemental
dance with internationally recognized principles on standard-
Analysis of Petroleum Products and Lubricants
1
This test method is under the jurisdiction of ASTM Committee D04 on Road
2
and Paving Materials and is the direct responsibility of Subcommittee D04.47 on For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Miscellaneous Asphalt Tests. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Current edition approved July 1, 2018. Published July 2018. Originally approved Standards volume information, refer to the standard’s Document Summary page on
in 2018. DOI: 10.1520/D8188-18. the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

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D8188 − 18
Agencies that meet the criteria of Specification D3666 are generally
D7961 Practice for Calibrating U-tube D
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