ASTM C856 PDF

This standard is issued under the fixed designation C ; the number 1 This practice is under the jurisdiction of ASTM Committee C09 on Concrete. ASTM C – Download as PDF File .pdf), Text File .txt) or read online. ASTM C has been carried out in accordance with ASTM C to identify any potential AAR con ituent and was written by. Dr R.J. Sewell of the Geological Survey.

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Visual and Stereomicroscope Examination. Link to Active This link will always route to the current Active version of the standard. Active view current version of standard.

ASTM does not give any warranty express or implied or make any representation that the contents c586 this abstract are accurate, complete or up to date. Qualifications of Petrographers and Use of Technicians. Selection and Use of Apparatus.

The SI units in parentheses are provided for information purposes only. Selection and Use of Apparatus. Invaluable tool for evaluating concrete distress and construction materials issues, such as: Time for Results Please contact a CTLGroup chemical services representative or Project Manager to discuss your individual project needs and testing response times.

If you need more info or have any questions, please note the Lab ID number 57 and contact us at: Other mineral admixtures with characteristic particles visible at low magnification are recognizable.

This abstract is a brief summary of the referenced standard. The samples examined may be taken from concrete constructions, they may be concrete products or portions thereof, or they may awtm concrete or mortar specimens that have been exposed in natural environments, or to simulated service conditions, or subjected to laboratory tests. Link to Active This link will always route to the current Active version of the standard.

In concrete that has not oxidized the presence of slag may be inferred from the green or blue color of the paste. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Appropriate procedures for the sampling, preparation, and examination of specimens are detailed methodically. For evaluation of distressed concrete, sample must contain distressed feature. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Instructions Ideally, sample should be a astj to 4-inch-diameter core, full depth if possible or comparable irregular mass of material. Indexes of refraction of common mineralogic types are taken from standard works on mineralogy. Sections sawed in the plane of bedding normal to the direction of placement are likely to have inconspicuous orientation. It is a requirement d856 the substances in those locations must be identified using any other more definitive techniques, such as petrographic microscopy.

The SI units in parentheses are provided for information purposes only. For specimen examination, the equipments needed are stereomicroscope, dollies, petrographic or polarizing microscope, metallographic microscope, eyepiece micrometer, stage micrometer, microscope lamps, needleholders and points, c56 with droppers, assorted forceps, lens paper, refractometer, and immersion media.

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. Work Item s – proposed revisions of this standard.

Print and complete the following order form. Each report specifically addresses the client? Qualifications of Petrographers and Use of Technicians.

This practice applies to samples of all types of hardened hydraulic-cement mixtures, including concrete, mortar, grout, plaster, stucco, terrazzo, and the like.

It is atsm responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Privacy Policy Sensors Sitemap.

ASTM C – 17 Standard Practice for Petrographic Examination of Hardened Concrete

The samples examined may be taken from qstm constructions, they may be concrete products or portions thereof, or they may be concrete or mortar specimens that have been exposed in natural environments, or to simulated service conditions, or subjected to laboratory tests.

Qualifications of Petrographers and Use of Technicians. Active view current version of standard.

This practice outlines the standard procedures for performing petrographic examination of hardened concrete samples. Order Form 2 Email complete form to contact listed below. Historical Version v856 – view previous versions of standard.

The SI units in parentheses are provided for information purposes only.

A specific hazard statement is given in 6. Selection and Use of Apparatus. A specific hazard statement is given in 6. If you need more info or have any questions, please note the Lab ID number 57 and contact us at:. Photographs of field conditions are important and should be provided if c586. A specific c85 statement is given asttm 6.

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. Link to Active This link will always route to the current Active version of the standard. The samples examined may be taken from concrete constructions, that is, all sorts of objects, units, or structures that have been built of hydraulic cement x856.

It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. Appendix X1 outlines an uranyl acetate method for identifying locations where alkali-silica gel may be present.

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