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With heightened interest in issues involving corrosive gypsum board, the first draft of a proposed new standard on the subject, ASTM WK26072 , Practice for Evaluation of Buildings to Identify Corrosive Gypsum Board, was reviewed and edited at a task group meeting on Nov. 10 in Atlanta, Ga. The proposed new standard is under the jurisdiction of ASTM Subcommittee C11.01 on Specifications and Test…, ASTM Committee C11 Next Meeting:, May 17-19, 2010, St. Louis, Mo., Technical Contact:, Spiderman Mulholland, U.S. Building Consultants Inc., Gainesville, Fla., Phone: 352-505-6771; spiderman@usbcinc.com, ASTM Staff Contact:, Thomas O’Toole, Phone: 610-832-9739; totoole@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #8414/Nov2009
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At an ASTM International meeting held on Oct. 20 it was decided to initiate the formulation of a proposed new ASTM standard that will cover issues relating to drywall and indoor air quality. Representatives from various ASTM International committees, including C11 on Gypsum and Related Building Materials and Systems and E06 on Performance of Buildings attended the meeting, which was held during…
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The use of non-metallic plaster bases (lath) is growing in the construction industry, and minimum consensus standards are being set for installation, test methods and performance requirements. A task group within Subcommittee C11.02 on Specifications and Test Methods for Accessories and Related Products is currently developing three lath standards: ASTM WK24554 , Test Method for Non-Metallic…
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High-speed machine tool spindles and the high-pressure turbopumps that move liquid hydrogen in the space shuttle are just two examples of the uses for hybrid roller bearings. ASTM Subcommittee F34.01 on Rolling Element has now developed a standard for hybrid roller bearings, ASTM F2730/F2730M , Specification for Silicon Nitride Cylindrical Bearing Rollers. Subcommittee F34.01 is under the…
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Analysts in laboratories that use regression-based methods to determine uncertainty in data and customers that request such measurements will be the primary users of a new standard recently approved by ASTM International Committee D19 on Water. ASTM D7366 , Practice for Estimation of Measurement Uncertainty for Data from Regression-Based Methods was developed by Subcommittee D19.02 on Quality…
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Cyanide is routinely analyzed in water samples, often to demonstrate regulatory compliance; however, improper sample collection or pretreatment can result in significant positive or negative bias potentially resulting in unnecessary permit violations or undetected cyanide releases into the environment. Because of the importance and timeliness of these issues, ASTM Subcommittee D19.06 on Methods…
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The market growth and wide acceptance of glass mat gypsum panels has led to the development and approval of a new ASTM International standard. C 1658/C 1658M , Specification for Glass Mat Gypsum Panels, is under the jurisdiction of Subcommittee C11.01 on Specifications and Test Methods for Gypsum Products, which is part of ASTM International Committee C11 on Gypsum and Related Building Materials…
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While nearly all of the instrumentation employed in the field to measure radioactive materials or radiation exposure rates used to be in the hands of state radiological control agencies or federal government national response organizations, this is no longer the case. Now, law enforcement personnel, first responders and other professionals have radiation detection instruments, though they may not…
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A new ASTM International standard that covers annular ball bearings intended primarily for use in instrument and precision rotating components has been developed as a conversion of a U.S. military standard, MIL-B-81793F, Annular Ball Bearings, for Instruments and Precision Rotating Components. The new standard, F 2332 , Specification for Annular Ball Bearings for Instruments and Precision…
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ASTM International Committee D19 on Water will host a workshop on turbidity during the June Committee Week in Norfolk, Va. Subcommittee D19.07 on Sediment, Geomorphology and Open Channel Flow will present the workshop from 1:00 to 5:00 p.m. on June 26, 2007. According to Mike Sadar, D19 member and principal application scientist, Hach Company, Committee D19 has invested several years in the…