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Concrete is the most widely used construction material throughout the world. Understanding the drying behavior of a given concrete mixture is critical to any construction project. Ready-mix concrete producers and engineers will be able to use a new ASTM International standard to characterize how hardened concrete mixtures dry. The new standard is ASTM C1792 , Test Method for Measurement of Mass…, ASTM Committee C09 Next Meeting:, Dec. 7-10, December Committee Week, New Orleans, La., Technical Contact:, Dale P. Bentz, National Institute of Standards and Technology, Gaithersburg, Md., tel +1.301.975.5865; dale.bentz@nist.gov, ASTM Staff Contact:, Scott Orthey, tel +1.610.832.9730; sorthey@astm.org, ASTM PR Contact:, Barbara Schindler, tel +1.610.832.9603; bschindl@astm.org Release #9701
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Concrete technologists need to have a well-defined, useful and efficient means to detect and possibly address concrete material incompatibility issues. This need will be addressed in a proposed new ASTM International standard, ASTM WK40615 , Practice for Mixing and Comparing Performance of Concrete Materials Using Mini-Mix Mortar Mixtures. Due to an increased focus on sustainability, the…, ASTM Committee C09 Next Meeting:, Dec. 7-10, 2014, December Committee, New Orleans, La., Technical Contact:, Ara A. Jeknavorian, Ph.D., Jeknavorian Consulting Services, Phone: 617-803-2612; ara.a.jeknavorian@gmail.com, ASTM Staff Contact:, Scott Orthey, Phone: 610-832-9730; sorthey@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9669
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A new ASTM International standard for powder bed fusion of plastic materials will provide a common set of terms and definitions, best practices and practices to facilitate ordering and delivery of parts. ASTM F3091 , Specification for Powder Bed Fusion of Plastic Materials, will be used to specify end use properties for polyamide parts produced using laser sintering. Properties include mechanical…, ASTM Committee F42 Next Meeting:, Jan. 26-27, 2015, ASTM International Headquarters, West Conshohocken, Pa., Technical Contact:, David Bourell, University of Texas at Austin, Austin, Texas, Phone: 512-471-3170; dbourell@mail.utexas.edu, ASTM Staff Contact:, Pat Picariello, Phone: 610-832-9720; ppicariello@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9656
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Products for medical implants and aerospace components are two of the applications of powder bed fusion additive manufacturing. A proposed new ASTM standard, WK46188, Practice for Metal Powder Bed Fusion to Meet Rigid Quality Requirements, describes the operation and production control of powder bed fusion machines and processes to meet rigid quality standards. According to Shane Collins, ASTM…, ASTM Committee F42 Next Meeting:, Jan. 26-27, 2015, ASTM International Headquarters, West Conshohocken, Pa., Technical Contact:, Shane Collins, Incodema3D LLC, Ithaca, N.Y., Phone: 805-427-0019; scollins@incodema3d.com, ASTM Staff Contact:, Pat Picariello, Phone: 610-932-9720; ppicariello@astm.org , ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9630
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High grade biomedical implants, automotive and aerospace parts are among the objects that can be made from metal powders using additive manufacturing processes. The makers and users of metal powders will be among those who will benefit from a new ASTM International standard, ASTM F3049 , Guide for Characterizing Properties of Metal Powders Used for Additive Manufacturing Processes. John A.…, ASTM Committee F42 Next Meeting:, Jan. 26-27, 2015, ASTM International Headquarters, West Conshohocken, Pa., Technical Contact:, John A. Slotwinski, Ph.D., National Institute of Standards and Technology, Gaithersburg, Md., Phone: 301-975-2171; john.slotwinski@nist.gov, ASTM Staff Contact:, Pat Picariello, Phone: 610-832-9720; ppicariello@astm.org , ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9614
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In 1914, a small group of professionals gathered to work on methods for making and testing field specimens of concrete. The ASTM International committee that resulted from that first meeting — C09 on Concrete and Concrete Aggregates — celebrated its 100th anniversary during a reception and dinner on June 23 at the Sheraton Centre Toronto, Canada. The centennial celebration occurred during C09’s…, ASTM Committee C09 Next Meeting:, Dec. 7-10, 2014, December Committee Week, New Orleans, La., ASTM Staff Contact:, Scott Orthey, Phone: 610-832-9730; sorthey@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindler@astm.org Release #9605
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A proposed new ASTM standard will provide a test method for determining the density and air content of roller-compacted concrete, which is used in the construction of dams and spillways as well as for highway road base material and wearing surfaces on some roads and parking lots. Once approved, ASTM WK42461 , Test Method for Density (Unit Weight) and Air Content (Pressure Method) of Freshly Mixed…, ASTM Committee C09 Next Meeting:, June 22-25, 2014, June Committee Week, Toronto, Ontario, Canada, Technical Contact:, Dennis N. Clute, P.E., USDA – Natural Resources Conservation Service, Fort Worth, Texas, Phone: 817-509-3765; dennis.clute@ftw.usda.gov , ASTM Staff Contact:, Scott Orthey, Phone: 610-832-9730; sorthey@astm.org , ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9655
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ASTM International Committee F42 on Additive Manufacturing Technologies continues to develop and approve standards for the growing additive manufacturing community. The committee’s most recently approved standards include a practice on test specimen data reporting and two specifications on nickel alloy powder bed fusion., ASTM F2971, Test Specimen Data Reporting, ASTM F2971 , Practice for Reporting Data for Test Specimens Prepared by Additive Manufacturing, will provide the additive manufacturing industry with the means to consistently document the materials and processing history associated with specimens undergoing test or evaluation. F2971, developed by Subcommittee F42.01 on Test Methods, establishes minimum data requirements for reporting material…, ASTM F3055/ASTM F3056, Powder Bed Fusion, Many companies may be interested in exploring the use of additive manufacturing alloys in their work process, but don’t have existing company proprietary specifications to cover the materials and process aspects required to produce additive manufactured components. ASTM International Committee F42 on Additive Manufacturing Technologies has now approved new standards intended for the use of…, ASTM Committee F42 Next Meeting:, July 9-10, 2014, The Nottingham Belfry, Nottingham, England, Technical Contact:, (ASTM F2971) Kenneth R. Sargent, Lockheed Martin, Montverde, Fla., Phone: 407-469-2024; kenneth.sargent@lmco.com ; (ASTM F3055) Karl D’Ambrosio, Exotic Metals Forming Co. LLC, Kent, Wash, Phone: 253-395-3710; karld@exoticmetals.com ; (ASTM F3056) Hank Phelps, Lockheed Martin, Marietta, Ga., Phone: 770-793-0014; henry.phelps@lmco.com , ASTM Staff Contact:, Pat Picariello, Phone: 610-832-9720; ppicariello@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9647
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Committee Now Developing Proposed Specification for Ground Limestone and Other Fines, ASTM International Committee C09 on Concrete and Concrete Aggregates has recently approved a new test method for evaluating the suitability of fine aggregates and other fillers for use in concrete. ASTM C1777 , Test Method for Rapid Determination of the Methylene Blue Value for Fine Aggregate or Mineral Filler Using a Colorimeter, was developed by Subcommittee C09.20 on Normal Weight Aggregates…, ASTM C1777, Methylene Blue Value, C1777 provides a rapid test for laboratory and field use to determine the amount of methylene blue adsorbed by a specimen of fine aggregate or mineral filter “The test in ASTM C1777 will be used to distinguish between harmful and non-harmful fines in concrete aggregate,” says Eric Koehler, vice president, Verifi LLC, and a C09 member. In addition, Koehler notes, ASTM C1777 will be used to qualify…, ASTM WK36906, Ground Limestone Fines, A proposed new standard will reference ASTM C1777. ASTM WK36906 , Specification for Ground Limestone Fines and Other Finely Divided Materials for Use in Concrete, is also being developed by C09.20. Once approved, WK36906 will allow concrete producers to use such products approved as sources of materials to be used in concrete mix specified by architects/engineers and departments of transportation…, ASTM Committee C09 Next Meeting:, June 22-25, 2014, June Committee Week, Toronto, Ontario, Canada, Technical Contacts: (, C1777) Eric Koehler, Verifi LLC, Cambridge, Mass., Phone: 617-498-4354; eric.koehler@verificoncrete.com ; (WK36906) Caroline Talbot, Ph.D., P.E., The Euclid Chemical Co., Cleveland, Ohio, Phone: 985-237-5685; ctalbot@euclidchemical.com, ASTM Staff Contact:, Scott Orthey, Phone: 610-832-9730; sorthey@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9627
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Adopted by ASTM International and Other Key Organizations, A new version of the Product Category Rules (PCR) for concrete, the document used for developing Environmental Product Declarations (EPDs) for concrete, was published this month by the Carbon Leadership Forum (CLF). The new PCR, Version 1.1, takes the original PCR published in November 2012 and makes improvements to the document based on input from key experts in the field of Life Cycle…, ASTM Staff Contact:, Chris Surak, Phone: 610-832-9711; csurak@astm.org, CLF Contact:, Kathrina Simonen, Phone: 206-685-7282; ksimonen@uw.edu, NRMCA Contact:, Lionel Lemay, Phone: 847-918-7101; llemay@nrmca.org Release #9562