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 Standard Practice for Petrographic Examination of Hardened Concrete. Lab ID: Use Qualitative microscopical examination of portland. ASTM C – Download as PDF File .pdf), Text File .txt) or read online. ASTM C
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A specific hazard statement is given in 6. The SI units astm c856 parentheses are provided for information purposes only. The samples examined may be taken from concrete constructions, that astm c856, all sorts of objects, units, or structures that have been built of hydraulic cement concrete.
If you need more info or have any questions, please note the Lab ID number 57 and contact astm c856 at: Project specifications such as maximum water-cement ratio, minimum air content, and concrete mix design are also helpful.
Visual and Stereomicroscope Examination. Appropriate procedures for the sampling, preparation, and examination of specimens are detailed methodically. 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.
Link to Active This link will always route to the current Astm c856 version of the standard. They may also be concrete products or portions thereof, or concrete or mortar specimens that have been exposed in natural environments or simulated service conditions, or subjected to laboratory tests.
Work Item astmm – proposed revisions of this standard. Qualifications of Petrographers astm c856 Use of Technicians. Results Produced Written, photodocumented report; may contain tabulated data. For evaluation of distressed concrete, sample must astm c856 distressed feature. Reported data can include: Time for Results Please contact a CTLGroup chemical services representative or Project Manager to discuss your individual project needs and testing response times. Selection and Use of Apparatus.
It is a requirement that the substances in those locations must be identified using any other more definitive techniques, such astm c856 petrographic microscopy.
Active view current version of standard. This practice applies to samples of all types of astm c856 hydraulic-cement mixtures, including concrete, mortar, grout, plaster, stucco, adtm, and the like.
ASTM C – 14 Standard Practice for Petrographic Examination of Hardened Concrete
The SI units in parentheses are provided for information purposes astm c856. The samples examined may be taken from concrete 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 c865 service conditions, or subjected to laboratory tests.
Invaluable tool for evaluating concrete distress and 8c56 materials issues, such as: Appendix X1 astm c856 an uranyl acetate method for identifying locations where alkali-silica gel may be present.
Use Astm c856 microscopical examination of portland cement-based construction materials to assess overall composition, condition, and quality. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
For specimen examination, the equipments needed are stereomicroscope, dollies, petrographic or polarizing microscope, astm c856 microscope, eyepiece micrometer, stage micrometer, microscope lamps, needleholders and points, bottles with droppers, assorted forceps, lens paper, refractometer, and immersion media.
A specific hazard statement is given in 6. ASTM does not give any warranty express astm c856 implied or make any representation that the astm c856 of this abstract are accurate, complete or up to date.
Print and complete the following order form. It is the responsibility of the asrm of this standard to establish appropriate safety, health, and environmental practices and determine the astm c856 of regulatory limitations prior to use. Work Item s – proposed revisions astm c856 this standard.
Instructions Ideally, sample should be a 3- to 4-inch-diameter core, full depth if possible or comparable irregular mass of material. Each report specifically astm c856 the client?