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While the quality of coating materials for buried pipe at nuclear power plants has evolved over time, there is currently no written standard that would allow plants to fully take advantage of advances in coating technology. A proposed new standard will provide coating guidance for plants seeking to repair or replace buried pipe. The proposed standard, ASTM WK36282 , Guide for Selection of Coating…
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No industry standard currently exists that addresses the vacuum sealing requirements of knife-edged flanges for high vacuum applications. Existing international standards focus on interchangeability of the hardware, but do not address the reliability of the seal. ASTM International Committee E42 on Surface Analysis is now working on a proposed standard on the subject, WK21206 , Specification…
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A 2002 workshop on galling wear held by ASTM International Committee G02 on Wear and Erosion provided the impetus for the development of a new standard, ASTM G196 , Test Method for Galling Resistance of Material Couples. The new standard is under the jurisdiction of Subcommittee G02.40 on Non-Abrasive Wear. According to Scott Hummel, Ph.D., associate professor, head of the department of…
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An ASTM International task group on battery separator materials is currently working on the latest in a series of standards being developed for alkaline battery separators. The proposed new standard, WK13587 , Test Methods for Sampling and Testing Materials That Are Used for Alkaline Battery Separators, is under the jurisdiction of Subcommittee D09.19 on Dielectric Sheet and Roll Products, which…
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ASTM International Committee D33 on Protective Clothing and Lining Work for Power Generation Facilities has approved a revision to standard D 4260, now titled Practice for Liquid and Gelled Acid Etching of Concrete. The revised standard is under the jurisdiction of Subcommittee D33.05 on Application and Surface Preparation. According to Tamryn Doolan, president and CEO, Surface Gel Tek, the…
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Two newly approved ASTM standards are filling a gap that has existed for tests for battery separators. The new standards, D 7129, Test Method for Determination of Ammonia Trapping in a Grafted Battery Separator, and D 7131, Test Method for Determination of Ion Exchange Capacity (IEC) in a Grafted Battery Separator, are under the jurisdiction of Subcommittee D09.19 on Dielectric Sheet and Roll…
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ASTM International Committee D09 on Electrical and Electronic Insulating Materials will host a presentation of the European Unions Restriction of Hazardous Substances (RoHS) Directive during their meeting in Philadelphia, Pa. on March 15. The meeting will run from 3:00 to 5:00 p.m. and will be followed by a social hour. Electrical equipment marketed in the EU after July 1, 2006, must comply…
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ASTM International Committee E42 on Surface Analysis has approved a new standard, E 2382, Guide to Scanner and Tip Related Artifacts in Scanning Tunneling Microscopy and Atomic Force Microscopy. The guide, under the jurisdiction of Subcommittee E42.14 on STM/AFM, was proposed in order to assist new scanning probe microscopy users with more rapid recognition and assessment of artifacts in imaging…