Astm c494c494m15a free download asme icc csa astm codes. Designer choices and responsibilities in astm c1063 and astm. Estimated minimum level of scm required to suppress 2year expansion in astm c1293. Readymix, precast or prestressed concrete producers using the above listed admixtures as a normal superplastizer for concrete operations having up to a 10 inch slump have no further requirements. The alternative compressive strength requirements in table 1 are based on statistical analysis of 103 specification c494 c494m evaluation tests.
As discussed in appendix x2, it is recommended that, whenever practicable, supplementary tests be made by the purchaser using the cement, pozzolan, aggregates, airentraining admixture, and the mixture proportions, batching sequence, and other physical conditions proposed for the specific work because the specific effects produced by chemical. Classification of admixtures according to astm c494 download. Standard test method for rubber propertydurometer hardness1. A number in parentheses indicates the year of last reapproval. Aci documents are available in print, by download, on cd rom, through electronic subscription, or reprint and. Save these documents and more when you sign up for a free buildsite account.
Designer choices and responsibilities in astm c1063 and astm c926 regarding portland cement plaster wall claddings introductiongeneral brief history of the stucco industry standards the earliest stucco standards were voluntary and intended for the purpose. Chemical admixture an overview sciencedirect topics. Chemical admixtures for concrete1 this standard is issued under the fixed. The object of the 90 % compressive strength requirement for a type b amd type s admixture is to require a level of performance comparable to that of the reference concrete. It also promotes strength development of the concrete while meeting astm c494. Concrete technology evaluation of alkali silica reactivity. Standard specification for chemical admixtures for concrete standard by astm international, 10012015. Astm c94 c94m standard specification for readymixed. Astm c494c494m16 standard specification for chemical. Dci corrosion inhibitor is a liquid admixture meeting the requirements of astm c1582, which is added to concrete during the batching process.
Astmc494 standard specification for chemical admixtures. Getting a view of astm from its conception takes us back more than a. Note 1 it is recommended that, whenever practicable, tests be made using the cement, pozzolan, aggregates, airentraining admixture, and the mixture proportions, batching sequence, and other physical conditions proposed for the specific work 11. Scribd is the worlds largest social reading and publishing site. Astm c94 c94m standard specification for readymixed concrete free download as word doc. The alternative requirements shown in parentheses correspond to a 99 % probability of passing strength requirements at subsequent test ages, 2 if any one of the requirements is met. With s web based subscription service no downloads or installations are required. Astm c494c494m june 15, 2017 standard specification for chemical admixtures for concrete this specification. Most admixtures are usually supplied as lowdensity aqueous solutions in a range of concentrations by mass between 15% and 40%. Users guide to astm specification c94 for readymixed concrete mnl49 preface what is astm. Active standard astm c494 c494m developed by subcommittee. Submittal data wrda 60 water reducing admixture astm c494.
Astm c 1017c 1017m standard specification for chemical adm. Performance specifications for products are frequently based on the astm standards used in building codes. November 10, 1998 standard specification for chemical admixtures for concrete. Astm c494c494m standard specification for chemical. C494 c494m 05 standard specification for chemical admixtures for concrete, accelerating, chemical admixtures, concrete, physical requirements, retarding, testing, water reducing.
This specification covers the materials and the test methods for use in chemical admixtures to be added to hydrauliccement concrete mixtures in the field. It chemically inhibits the corrosive action of chlorides on reinforcing steel and prestressed strands in concrete. Astm c494 c494m 16 standard specification for chemical. Additionally, they can also be present in powder, such as in readymix mortars. Astm c494 september 10, 1999 standard specification for chemical admixtures for concrete a description is not. This document is available in either paper or pdf format. As soon as the transaction is completed, your astm standards subscription will be ready for access. Table 1 limits for deleterious substances in fine aggregate for concrete. Astm c494 c494m 10 standard specification for chemical. Standard test methods for tension testing of metallic materials1. Astm c494 c494m standard specification for chemical admixtures for concrete.
C494 c494m, type f or g, and viscositymodifying admix. Astm c494 c494m10 standard specification for chemical admixtures for concrete. To fully understand astm c 94c 94m, specification for readymixed concrete, it is necessary to understand astm and the consensus process for developing standards such as. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. C494 c494m 10 standard specification for chemical admixtures for concrete, accelerating, chemical admixtures, concrete, physical requirements, retarding, specific performance, testing, water reducing, accelerating admixtures for concrete, concrete admixturesspecifications, moisture analysisconcrete, waterreducing admixtures for concrete. Astm international, formerly known as the american society for testing and materials astm, is a globally recognized leader in the development and delivery of international voluntary consensus standards. To fully understand astm c 94c 94m, specification for readymixed concrete, it is necessary to understand astm and the consensus process for developing standards such as astm c 94c 94m. They are designated by type denoting chemical composition as. In the simplest situation the ready mixed concrete producer will incorporate a reference to c 94 in the delivery ticket for concrete. Download table classification of admixtures according to astm c494 from.
Find submittalready datasheets, sds, specs, icces reports. Astm standards subscriptions are annual and access is unlimited concurrency based number of people that can access the subscription at any given time from single office location. Want to find a grout that meets astm c1107, wall insulation that meets astm c578, or an elastomeric sealant that meets astm c920. Readymix, precast or prestressed concrete producers using the above. C494 c494m 99ae1 standard specification for chemical admixtures for concrete, accelerating, chemical admixtures, concrete, physical requirements, retarding, testing, water reducing. Access astm standards from any browser on your computer, tablet or smart phone.
Wrda 60 is a product in the concrete admixtures category that meets astm c494. Readymix, precast or prestressed concrete producers using the above listed admixtures as a normal superplastizer for concrete operations having up to a 10. A summary of changes section appears at the end of this standard. Standard test methods for tension testing of metallic. The values stated in each system may not be exact equivalents. Astm b16b16m10 freecutting brass rod, bar and shapes for use in screw machines. Astm c494 c494m05 standard specification for chemical admixtures for concrete. With s web based subscription service no downloads or installations are. Astm c94 c94m standard specification for readymixed concrete. A the values in the table include allowance for normal variation in test results.
If you have any questions or comments, please feel free to contact us at 1. Astm a 325 or a 490 bolts, approved by the research council on structural connections. They may be beneficial to precasters in improving workability, increasing strength and decreasing permeability. Commercial chemical admixtures are classified according to their main action in concrete, as listed in en 2061 astm c494, 20. Standard specification for chemical admixtures for concrete. For almost any job, astm c 94 addresses the separate and joint responsibilities of various parties that include the contractor, concrete supplier, testing and inspection agency, specifier, and even the owner. Astm c494 c494m 05 standard specification for chemical. As discussed in appendix x2, it is recommended that, whenever practicable, supplementary tests be made by the purchaser using the cement, pozzolan, aggregates, airentraining admixture, and the mixture proportions, batching sequence, and other physical conditions proposed for the specific work because the specific effects produced by chemical admixtures may vary with the properties and. Find astm c494 products and abstract using the buildsite database. Astm c494 c494m 19 standard specification for chemical.
Find the most uptodate version of astm c494 c494m at engineering360. These products are often referred to as superplasticizers. Astm c494 september 10, 1999 standard specification for chemical admixtures for concrete a description is not available for this item. Anumber in parentheses indicates the year of last reapproval. Astm c494 standard specification for chemical admixtures.
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