Dynamic loading of the compression chamber and the tube of a ballistic installation
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Νεα νανοδομημενα συνθετα υλικα απο πρωτες αρχες και ημι-εμπειρικους υπολογισμους
Στη συγκεκριμένη διδακτορική διατριβή μελετήθηκαν με υπολογισμούς συ- ναρτησιακού πυκνότητας φορτίου καθώς και με τη χρήση μοριακής δυναμι- κής νανοσυσσωματώματα και νανοδομές οι οποίες εμπεριέχονται στις μεταλλι- κές υάλους. Οι πολύ καλές ιδιότητες που παρουσιάζουν τα συγκεκριμένα υλικά έχουν…
Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures
This specification covers standard requirements for electric-fusion-welded steel pipe with filler metal added, for atmospheric and lower temperatures. The steel pipe shall be fabricated from a pressure vessel quality plate of several analysis and strength levels. Several grades and classes of pipe shall be provided. G…
Guide for Underground Installation of Fiberglass (Glass-Fiber Reinforced Thermosetting-Resin) Pipe
Significance and Use 4.1 This practice is for use by designers and specifiers, manufacturers, installation contractors, regulatory agencies, owners, and inspection organizations involved in the construction of buried fiberglass pipelines. As with any prac
Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
This specification covers general requirements for ferritic alloy steel, austenitic alloy steel, and stainless steel tubes. The steel shall made by any process. The material shall conform to the tensile property requirements prescribed in the individual product specification. Yield strength tests and elongation tests…
Plansee tungsten is confirmed non-conflict
Since a decade the blistering of pure tungsten under hydrogen implantation has been one of the major research topics in relation to the plasma–wall interaction of tungsten-armored first wall. Overall blistering may reduce the erosion lifetime of the wall. Mature blisters grown by high internal pressure are likely to b…
Test Method for Determining Corrosivity of Adhesive Materials
Significance and Use 5.1 This test method is a subjective test in that determinations of degree of corrosivity is based upon a visual inspection for a green discoloration or other evidence of corrosion.Scope 1.1 This test method is intended to determine w
Contents: ZAAC ‐ Journal of Inorganic and General Chemistry 3‐4/2014
This special issue features selected reviews, communications, and articles on silica-based nanoporous and nanostructured materials, highlighting recent progress in the field. It takes readers through different pore size regimes including micropores in zeolites, zeotypes and moleculepillared clays, mesopores in inorgan…
Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
This guide covers standard specification for seamless, straight-seam welded, and cold worked welded austenitic stainless steel pipe intended for high-temperature and general corrosive service. Several grades of steel shall conform to the required chemical composition for carbon, manganese, phosphorus, sulfur, silicon,…
Arkema introduces new PVC impact modifier; doubles Chinese peroxide capacity
In the USA, Arkema Inc has extended its Durastrength® impact modifier family with the introduction of a new high-rubber product. According to the company, Durastrength 350 is a high-efficiency acrylic impact modifier designed to provide ‘exceptional toughness’ to weatherable PVC applications. Elsewhere, parent company…
Contents: (Adv. Mater. 12/2014)
Entering its second decade as a top tier materials science journal, Advanced Functional Materials reports breakthrough research in all aspects of materials science, including nanotechnology, chemistry, physics, and biology.Advanced Functional Materials is known for its rapid and fair peer review, quality content, and…
Specification for Polychlorotrifluoroethylene (PCTFE) Extruded Plastic Sheet and Film
This specification covers four types of polychlorotrifluoroethylene extruded plastic sheet and film: Type I - a transparent film with high and low moisture vapor transmission rate; Type II - a dimensionally stable transparent sheet and film with low moisture vapor transmission rate; Type III - a dimensionally stable t…
Specification for CPT-Fluoropolymer Molding and Extrusion Materials
This specification addresses the physical properties of copolymers of chlorotrifluoroethylene, perfluoroalkoxy, and tetrafluoroethylene that are suitable for extrusion, compression, and injection molding. It does not cover blended and recycled materials. Covered here is one type of fluoropolymer that is supplied in pe…
Recent and forthcoming publications in pss
A (SiTe) 2 (Sb 2 Te 3 ) n phase-change superlattice possesses a Dirac semimetal-like band structure, where the band gap closes only at the -point and exhibits a linear dispersion. (SiTe) 2 (Sb 2 Te 3 ) n structures derived from fi rst-principles simulations are successfully fabricated on a Si substrate by RF-magnetron…
Test Methods for Determining Strength Capacities of Structural Insulated Panels
Significance and Use 5.1 SIPs are used as roof, wall, and floor components in building structures. The structural performance properties need to be determined for design purposes.Scope 1.1 These test methods cover procedures for determining strength prope
Specification for Spray-Formed Seamless Austenitic Stainless Steel Pipes
This specification covers spray-formed seamless austenitic stainless steel pipe intended for high-temperature and general corrosive service. The steel shall conform to the specified chemical composition and tensile requirements. The mechanical test requirement includes, transverse or longitudinal tension test, flatten…
Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures
This specification covers carbon and alloy steel pipe, electric-fusion-welded with filler metal added, fabricated from pressure-vessel-quality plate of several analyses and strength levels and suitable for high-pressure service at high temperatures. Heat treatment may or may not be required to attain the desired mecha…
Practice for Testing Plasticizer Compatibility in Poly(Vinyl Chloride) (PVC) Compounds Under Humid Conditions
Significance and Use 5.1 This practice provides an accelerated method for determining the stability of PVC compounds with respect to plasticizer compatibility under humid conditions. 5.2 The temperatures and humidity employed in this test can represent a
Specification for EFEP-Fluoropolymer Molding and Extrusion Materials
This specification addresses the physical properties of melt processible molding and extrusion materials of EFEP-fluoropolymer, wherein the EFEP resin is a copolymer of ethylene, tetrafluoroethylene, and hexafluoropropylene. It does not cover blended and recycled materials. Covered here are two types of fluoropolymer…
Test Method for Purity of Monomeric Plasticizers by Gas Chromatography
Significance and Use 5.1 Infrared techniques frequently cannot detect low-level materials. Gas chromatographic methods possess higher sensitivity, and are used to extend limits of detection. 5.2 It is expected that this test method will be suitable for s