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astm-c127-density-relative-density-specific-gravity-and-absorption-of-coarse-aggregate
Aggregate Testing AASHTO T104 Soundness of Aggregate by Use of Sodium Sulfate or Magnesium SulfateAASHTO T113 Lightweight Particles in AggregateAASHTO T176 Plastic Fines in Graded Aggregate and SoilsAASHTO T255 Sand Equivalent Value of Soils and Fine AggregateAASHTO T27 Sieve Analysis of Fine and Coarse AggregatesAASHTO T304 Moisture Content of Aggregate by DryingAASHTO T84 Specific Gravity and Absorption of Fine AggregateAASHTO T85 Specific Gravity and Absorption of Coarse AggregateAASHTO T96 Resistance to Degradation of Coarse Aggregate by Abrasion and Impact in the Los Angeles MachineASTM C113 Standard Test Method for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)ASTM C117 Materials Finer than 75-μm (No. 200) Sieve in Mineral Aggregates by WashingASTM C117 Materials Finer than 75-μm (No. 200) Sieve in Mineral Aggregates by WashingASTM C123 Gradation of Fine AggregateASTM C1231 Petrographic Examination of AggregatesASTM C128 Density, Relative Density (Specific Gravity), and Absorption of Fine AggregateASTM C131 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and ImpactASTM C131 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and ImpactASTM C131 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and ImpactASTM C136 Sieve Analysis of Fine and Coarse AggregatesASTM C1365 Determination of Particle Shape Characteristics of Fine AggregateASTM C142 Clay Lumps and Friable Particles in AggregatesASTM C143 Gradation of AggregateASTM C174 Bulk Specific Gravity and Density of Compacted Asphalt Mixtures Using Saturated Surface-Dry SpecimensASTM C29 Bulk Density (“Unit Weight”) and Voids in AggregateASTM C295 Petrographic Examination of AggregatesASTM C33 Specification for Concrete AggregatesASTM C40 Organic Impurities in Fine AggregateASTM C535 Resistance to Degradation of Large-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles MachineASTM C566 Total Moisture Content of Aggregate by DryingASTM C566 Total Moisture Content of Aggregate by DryingASTM C70 Surface Moisture in Fine AggregateASTM C88 Soundness of Aggregates by Use of Sodium Sulfate or Magnesium SulfateASTM C88 Soundness of Aggregates by Use of Sodium Sulfate or Magnesium SulfateASTM D1556 Density and Unit Weight of Soil in Place by the Sand-Cone MethodASTM D1557 Laboratory Compaction Characteristics of Soil Using Modified EffortASTM D2419 Sand Equivalent Value of Soils and Fine AggregateASTM D4318 Liquid Limit, Plastic Limit, and Plasticity Index of SoilsASTM D448 Classification for Sizes of Aggregate for Road and Bridge ConstructionASTM D4791 Flat Particles, Elongation Index, and Degradation of Coarse AggregateASTM D5821 Bulk Specific Gravity of Compacted Asphalt Mixtures Using Saturated Surface-Dry SpecimensASTM D698 Laboratory Compaction Characteristics of Soil Using Standard EffortASTM D75 Sampling AggregatesBS 812-103 Testing Aggregates – Particle Size DistributionBS 812-110 Shape and Texture of Aggregate ParticlesBS 812-111 Determination of Aggregate Flakiness IndexBS EN 1097-2 Mechanical and Physical Properties TestingBS EN 932-1 General Sampling of AggregatesBS EN 932-3 Particle Size DistributionBS EN 933-3 Determination of Particle ShapeEN 1097-2 Tests for Mechanical and Physical Properties of Aggregates — Part 2: Methods for Determination of Resistance to FragmentationEN 1097-6 Determination of Particle Density and Water AbsorptionEN 1097-7 Determination of the Resistance to Wear by AbrasionEN 12620 Aggregates for ConcreteEN 13043 Aggregates for Bituminous Mixtures and Surface Treatments for Roads, Airfields, and Other Trafficked AreasEN 932-2 Tests for General Properties of Aggregates — Part 2: Methods for SamplingEN 933-1 Tests for Geometrical Properties of Aggregates — Part 1: Determination of Particle Size Distribution — Sieving MethodISO 11272 Determination of Resistance to Crushing of Coarse AggregateISO 13503-2 Determination of Particle Size DistributionISO 19579 Determination of Aggregate Angularity

Comprehensive Guide to ASTM C127 Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate Laboratory Testing Service

Provided by Eurolab

ASTM C127 is a standard test method for determining the density, relative density (specific gravity), and absorption of coarse aggregate. This standard is widely used in various industries such as construction, civil engineering, and materials science to ensure the quality and performance of aggregates.

International and National Standards

The international standards that govern this testing service include:

  • ISO 9276-6:2008 - Tests for density and relative density (specific gravity) - Part 6: Determination of bulk volume

  • ASTM C127-17 - Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate

  • EN 933-12:2012 - Tests for geometrical properties of aggregates - Part 12: Determination of density and water absorption

    • The national standards that apply to this specific laboratory test are:

  • TSE 709:2009 - Aggregates - Determination of density and relative density (specific gravity)

  • AASHTO T 85-14 - Standard Method of Test for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate

    • Standard Development Organizations

    The standard development organizations responsible for this testing service are:

  • American Society for Testing and Materials (ASTM)

  • International Organization for Standardization (ISO)

  • European Committee for Standardization (CEN)

    • These organizations play a crucial role in developing, updating, and maintaining standards to ensure the quality and reliability of aggregates.

    Standard Compliance Requirements

    The standard compliance requirements for different industries are as follows:

  • Construction industry: ASTM C127-17

  • Civil engineering industry: EN 933-12:2012

  • Materials science industry: ISO 9276-6:2008

    • It is essential to note that the standards mentioned above are subject to change, and it is crucial to check for updates before conducting any testing.

    Standard Evolution and Updates

    Standards evolve and get updated regularly to reflect changes in technology, materials, and industry needs. The standard development organizations work closely with stakeholders to ensure that the standards remain relevant and effective.

    Industry-Specific Examples and Case Studies

    Here are some industry-specific examples and case studies:

  • A construction company uses ASTM C127-17 to determine the density, relative density (specific gravity), and absorption of coarse aggregate for a large-scale infrastructure project.

  • A civil engineering firm uses EN 933-12:2012 to ensure compliance with EU regulations for aggregate quality.

    • The ASTM C127 testing service is required for various reasons:

    1. Quality Assurance: To ensure the quality of aggregates used in construction, civil engineering, and materials science applications.

    2. Safety: To prevent accidents and injuries caused by poor-quality aggregates.

    3. Regulatory Compliance: To comply with industry-specific regulations and standards.

    4. Cost Savings: To reduce costs associated with aggregate failure or replacement.

    Consequences of Not Performing This Test

    Failure to conduct ASTM C127 testing can lead to:

    1. Aggregate Failure: Poor-quality aggregates can lead to premature degradation, resulting in costly repairs and replacements.

    2. Safety Risks: Inadequate aggregates can pose safety risks to users, causing accidents and injuries.

    3. Regulatory Non-Compliance: Failure to comply with industry-specific regulations can result in fines, penalties, and reputational damage.

    Industries and Sectors that Require This Testing

    The industries and sectors that require ASTM C127 testing include:

  • Construction

  • Civil engineering

  • Materials science

  • Infrastructure development

  • Transportation

    • Risk Factors and Safety Implications

    The risk factors associated with poor-quality aggregates are:

    1. Structural Integrity: Poor aggregates can compromise the structural integrity of buildings, bridges, and other infrastructure.

    2. Material Degradation: Inadequate aggregates can lead to premature material degradation, resulting in costly repairs and replacements.

    3. Safety Risks: Aggregates with high moisture content or other defects can pose safety risks to users.

    Quality Assurance and Quality Control

    Eurolab ensures quality assurance and control through:

    1. Calibration and Validation: Regular calibration and validation of testing equipment.

    2. Training and Certification: Trained and certified personnel conducting the testing service.

    3. Documented Procedures: Standard operating procedures (SOPs) for sample preparation, testing, and reporting.

    The ASTM C127 testing service involves:

    1. Sample Preparation: Preparing the aggregate sample according to standard procedures.

    2. Testing Equipment: Using calibrated and validated testing equipment, such as a density meter or a relative density (specific gravity) tester.

    3. Data Analysis: Analyzing the test results to determine the density, relative density (specific gravity), and absorption of coarse aggregate.

    Sample Preparation

    The sample preparation procedure involves:

    1. Crushing and Sifting: Crushing and sifting the aggregate to obtain a representative sample.

    2. Drying: Drying the sample to remove moisture content.

    3. Weighing: Weighing the dried sample using calibrated scales.

    Testing Equipment

    The testing equipment used for ASTM C127 includes:

    1. Density Meter: Measuring the density of the aggregate using a calibrated density meter.

    2. Relative Density (Specific Gravity) Tester: Determining the relative density (specific gravity) of the aggregate using a calibrated relative density (specific gravity) tester.

    Data Analysis

    The test results are analyzed to determine:

    1. Density: The mass per unit volume of the aggregate.

    2. Relative Density (Specific Gravity): The ratio of the density of the aggregate to the density of water at a given temperature and pressure.

    3. Absorption: The percentage increase in weight of the aggregate when submerged in water.

    Test Report

    The test report includes:

    1. Test Results: The density, relative density (specific gravity), and absorption values obtained from the testing service.

    2. Sample Description: A description of the sample used for testing.

    3. Calibration Certificate: A copy of the calibration certificate for the testing equipment.

    Conclusion

    The ASTM C127 testing service is essential for ensuring the quality and performance of coarse aggregates. Eurolabs expertise in this area ensures that the testing service is conducted with accuracy, precision, and reliability.

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