By R. A. Shenoi (editor), J. F. Wellicome (editor)
The 2 volumes that include this paintings supply a complete advisor and resource publication at the marine use of composite fabrics. the 1st quantity, primary facets, presents a rigorous improvement of thought. parts lined contain fabrics technology, environmental features, creation know-how, structural research, finite-element equipment, fabrics failure mechanisms and the position of ordinary try tactics. An appendix supplies tables of the mechanical houses of universal polymeric composites and laminates in marine use. the second one quantity, functional concerns, examines how the idea can be utilized within the layout and development of marine constructions, together with boats, submersibles, offshore constructions and different deep-ocean installations.
Read Online or Download Composite Materials in Maritime Structures, Volume 1 (Cambridge Ocean Technology Series (No. 4)) PDF
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Additional info for Composite Materials in Maritime Structures, Volume 1 (Cambridge Ocean Technology Series (No. 4))
Improvement in terms of stiffness and strength in sandwich structures. The most popular is balsa. Substantial use has also been made of spruce, mahogany, redwood, pine, fir and many others. The reason for the popularity of balsa is its good strength at densities as low as 128kg/m3. When orientated in the sandwich so that the grain direction is perpendicular to the sandwich facings, the compressive strength of balsa, when measured at equal density, is higher than nearly all other cores, including some of the high performance honeycombs.
Pp 65-69. , "Zur Beanspruchung und Verformung von GFK Mehrschichtenverbund Bauelementen", Z. Kenstoffe, HanserVerlag, Miinchen, 57 (12), 1967. pp 965-973. S. Airliners", Proc. Airmec Conf. Diisseldorf, 26th February - 1st March 1985. M. , New York, 1990. pp 488-507. 1 INTRODUCTION Composites offer high mechanical properties due to low density, a proven corrosion resistance, damage tolerance and fatigue resistance, leading to a long and relatively maintenance-free working life. This, combined with the flexibility of the manufacturing process, makes composites extremely suitable materials for use in a marine environment.
Economical gain by using lightweight materials in aircraft. Aircraft engineers are always interested in saving weight. This becomes obvious on looking closely to the operation costs of a commercial plane [1,2]. 1 the total weight of an aircraft can be 16 17 CLARIFICATION OF WHAT ARE COMPOSITES divided into the weight of the frame, the payload and the weight of fuel. Most weight is concentrated in the airframe, and if weightsavings are possible the percentage increase in payload would be almost twice the percentage saving in airframe weight, therefore improving the economy of the aircraft significantly.