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A proposed new ASTM International standard will facilitate more efficient recycling of a variety of post-consumer plastics. The proposed standard, WK20632, Practice for Marking Plastic Products for Identification in Reuse and Recycling, is under the jurisdiction of Subcommittee D20.95 on Recycled Plastics, part of ASTM International Committee D20 on Plastics. ASTM WK20632 is based on an original…
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All interested parties are welcome to join in the standards developing activities of ASTM International Committee D20 on Plastics. Current D20 projects such as the development of proposed new standards covering backed vinyl siding and bioreactor landfill conditions demonstrate the diversity of D20’s work., Backed Vinyl Siding, Subcommittee D20.24 on Plastic Building Products is developing WK18425 , Specification for Rigid Poly (Vinyl Chloride) (PVC) Siding with Foam Plastic Backing (Backed Vinyl Siding). Vinyl siding with an integral foam plastic backing has been commercially available for nearly a decade. Because backed-vinyl siding is a variation of the basic siding product, testing and third party certification for…, Biodegradability of Plastics in Landfill Conditions, A proposed new standard being developed by Subcommittee D20.96 on Environmentally Degradable Plastics and Biobased Products will aid in the determination of degradation and biodegradation of plastics in landfill environments. All interested parties are encouraged to participate in the development of WK18427 , Determining the Aerobic Degradation and Anaerobic Biodegration of Plastic Materials…
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A new ASTM International standard, E 2555 , Practice for Factors and Procedures for Applying the MIL-STD-105 Plans in Life and Reliability Inspection, represents the latest work of a task group that is converting a series of old U.S. Department of Defense standards into ASTM documents. The task group is part of Subcommittee E11.30 on Data Analysis, which is under the jurisdiction of ASTM…
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ASTM International Committee B08 on Metallic and Inorganic Coatings has recently approved a revision of one of its most important standards, B 633 , Specification for Electrodeposited Coatings of Zinc on Iron and Steel. B 633 is under the jurisdiction of Task Group B08.08.04 on Soft Metals, which is part of Subcommittee B08.08 on Metallic Coatings. Zinc coatings are used to provide a sacrificial…
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While the polymer-based siding industry developed around the use of polyvinyl chloride, the last two decades have seen the introduction and rise in use of polypropylene as a siding material. Because of this, siding producers and polypropylene suppliers began to discuss the need for an ASTM standard for this type of siding. These discussions have resulted in the development and recent approval of…
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ASTM International Committee D20 on Plastics is currently developing a proposed new standard that will be used for the determination of flammability characteristics of polymeric materials under laboratory conditions. The proposed standard, WK9492 , Test Method for Determining Flammability Characteristics of Plastics and Other Solid Materials Using Microscale Combustion Calorimetry, will be useful…
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ASTM International Committee E11 on Quality and Statistics has approved a new practice that describes methods for proficiency testing providers to use in analyzing laboratory results obtained in their programs. The standard, E 2489 , Practice for Statistical Analysis of One-Sample and Two-Sample Interlaboratory Proficiency Testing Programs, is under the jurisdiction of Subcommittee E11.20 on Test…
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Quality control scientists, plant processing engineers and polymer formulation scientists are likely users of a new ASTM International standard, D 7210 , Practice for Extraction of Additives in Polyolefin Plastics. The standard was developed by Subcommittee D20.70 on Analytical Methods, which is under the jurisdiction of Committee D20 on Plastics. Practice D 7210 covers a variety of extraction…
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If you are a user of ASTM B 456, Specification for Electrodeposited Coatings of Copper Plus Nickel Plus Chromium and Nick Plus Chromium, ASTM International Committee B08 on Metallic and Inorganic Coatings would like to hear from you. B 456 is under the jurisdiction of Subcommittee B08.08.03 on Decorative Coatings. "Subcommittee B08.08.03 has received reports that some users are experiencing…
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A former military standard has become the basis for a new ASTM standard developed by Committee E11 on Quality and Statistics. The new standard, E 2234, Practice for Sampling a Stream of Product by Attributes Indexed by AQL, will be the first in a series based on a now-withdrawn set of military documents on sampling. Practice E 2234, presently under the jurisdiction of Subcommittee E11.10 on…