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Keywords: carbon fiber
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eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 2002
ISBN-10: 0-8031-2893-2
ISBN: 978-0-8031-2893-4
... filament wound carbon fiber epoxy resin failure criteria David Cohen1 Multi-Axial Composite Tube Test Method2 Reference: Cohen, D., "Multi-Axial Composite Tube Test Method," Composite Materials: Testing, l)esig71, and Acceptance Criteria, A S I M STP 1416, A. Zureick and A. T. Nettles, Eds., American...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 2001
ISBN-10: 0-8031-2862-2
ISBN: 978-0-8031-2862-0
...-Philadelphia also performed a related program to substantiate the design of their portion of the aircraft. building block structural qualification structural certification composites carbon fiber epoxy Alan Dobyns, t Bruce Barr, 1and John Adelmann l RAH-66 Comanche Building Block Structural...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2872-X
ISBN: 978-0-8031-2872-9
... degradation under stressed oxidation conditions will focus on C/SiC composites. Thermogravimetric analysis of the oxidation of fully exposed carbon fiber (T300) and of C/SiC coupons will be presented as well as a model that predicts the oxidation patterns and kinetics of carbon fiber tows oxidizing...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1998
ISBN-10: 0-8031-2490-2
ISBN: 978-0-8031-2490-5
... A carbon fiber-reinforced polyetheretherketone (PEEK) composite acetabular cup was fabricated by injection molding. An extensive hip joint simulator test was conducted to evaluate the tribological performance of this CF-PEEK composite cup as a potential orthopaedic bearing surface. Hip joint...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1997
ISBN-10: 0-8031-2424-4
ISBN: 978-0-8031-2424-0
... for the mechanical properties of fibers and matrix in order to achieve a successful treatment are suggested from this approach. thermomechanical treatment polymer matrix composites mechanisms transverse crack formation property improvements glass transition epoxy carbon fiber frozen in stresses...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1997
ISBN-10: 0-8031-2424-4
ISBN: 978-0-8031-2424-0
... of the compression strength of the composite material may occur by both thermal (time-dependent) and oxidative (weight-loss) mechanisms. Both mechanisms appear to be specimen-thickness dependent. composites polymer matrix carbon fiber durability compression properties thermal aging Kenneth J. Bowles, 1...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2046-X
ISBN: 978-0-8031-2046-4
... was derived by means of a balance of shear-to-axial forces argument. In the single-carbon fiber/epoxy system, a maximum interfacial shear stress of 30 MPa was reached at the point of first fiber fracture. In the multi-fiber carbon fiber/epoxy system, the maximum interfacial shear stress developed at the point...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2012-5
ISBN: 978-0-8031-2012-9
... with respect to understanding the performance of the basic building block for filamentary composites (individual tows). The test requires less material and requires fewer steps for sample preparation compared to other unidirectional compression test configurations. composite compression carbon fiber...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1993
ISBN-10: 0-8031-1498-2
ISBN: 978-0-8031-1498-2
... varying from 3 to 18 J. These tubes, fabricated by a wet winding process using carbon fiber/epoxy resin, were 25.4 cm long, and had a 9-cm internal diameter and a 3.6-mm wall thickness. The winding angle was ±71°. The AE was measured while pressurizing these tubes to rupture. Results indicate...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1993
ISBN-10: 0-8031-1869-4
ISBN: 978-0-8031-1869-0
... matrix silicon carbide fiber carbon fiber Charpy impact test fracture toughness strength properties miniaturized specimens miniaturized testing Kenichi Hamada, ~Shinji Sato, 1 and Akira Kohyama 1 Fracture Toughness Evaluation of NeutronIrradiated Composites by a Miniaturized Charpy Test...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1993
ISBN-10: 0-8031-1491-5
ISBN: 978-0-8031-1491-3
... delamination fatigue behavior thermomechanical treatment curing post-curing carbon fiber thermal elongation frozen in stresses internal stresses Georg Maier 1 and Klaus Friedrich2 Property Improvements of Polymer Composites After Loading at High Temperatures REFERENCE: Maier, G. and Friedrich, K...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1419-2
ISBN: 978-0-8031-1419-7
... This paper examines the influence of cooling rate after molding on short- and long-term properties of continuous carbon fiber reinforced polyetheretherketone (PEEK). First, changes to matrix structure and internal stress levels resulting from cooling panels at different rates are described...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1989
ISBN-10: 0-8031-1272-6
ISBN: 978-0-8031-1272-8
..., the fiber is heated internally by passing direct current through the powder coated fiber. The direct current is controlled to allow the carbon fiber temperature to slightly exceed the flow temperature of the matrix polymer. Analysis of the thermoplastic coated carbon fiber tows produced using...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1989
ISBN-10: 0-8031-1272-6
ISBN: 978-0-8031-1272-8
... carbon fiber Jeffrey A. Hinkley, 1Norman J. Johnston, 1 and T. Kevin 0 'Brien 2 Interlaminar Fracture Toughness of Thermoplastic Composites REFERENCE: Hinkley, J. A., Johnston, N. J., and O'Brien, T. K., "Interlamlnar Fracture Toughness of Thermoplastic Composites," Advances in Thermoplastic Matrix...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1985
ISBN-10: 0-8031-0436-7
ISBN: 978-0-8031-0436-5
... materials by means of a simple process. carbon-carbon composite pitch coke coal-tar pitch carbon fiber hot press high temperature treatment apparent density bending test reflex polarization microscope fracture behavior brittle fracture microtexture crack Toshoku Cho^ and Akimitsu Okura...