Now showing items 1-20 of 53

    • Strength analysis of butt and strap joints under tension and bending 

      Griffin, Steven A.; Pang, Su-Seng; Yang, Chihdar Charles (Society for the Advancement of Material and Process Engineering, 1990-04)
      The strength analysis of a butt and strap composite pipe joint is provided. This commercial joint consists of mating two sections of pipe and overwrapping them with additional composite laminae. The pipe analyzed in this ...
    • Strength model of adhesive bonded composite pipe joints under tension 

      Griffin, Steven A.; Pang, Su-Seng; Yang, Chihdar Charles (Society of Plastics Engineers (SPE), 1991-04)
      A theoretical model is developed to predict the strain of the pipe, coupling, and adhesive under tensile loading of an adhesive bonded joint. The model is found to be within 10 percent of the experimental pipe and coupling ...
    • Impact response of composite laminates with a hemispherical indenter 

      Pang, Su-Seng; Zhao, Yi; Yang, Chihdar Charles; Griffin, Steven A. (Society of Plastics Engineers (SPE), 1991-10)
      A model for predicting the contact duration, force, indentation, and displacement under impact has been developed for impact of a composite laminated plate with a hemispherical indenter. The governing equations were first ...
    • Strength model of adhesive bonded double lap joints under cantilevered bending 

      Yang, Chihdar Charles; Pang, Su-Seng; Griffin, Steven A. (Society of Plastics Engineers (SPE), 1992-05)
      The objective of this study was to develop mathematical relations for predicting the strength of adhesive?bonded double?lap joints under cantilevered bending. Based on the strength of composite materials theory, two models ...
    • Stress-strain analysis of adhesive-bonded single-lap composite joints under cylindrical bending 

      Yang, Chihdar Charles; Pang, Su-Seng (Elsevier, 1993)
      An analytical study is proposed to develop an advanced model for determining the stress and strain distributions of adhesive-bonded composite single-lap joints under cylindrical bending. The anisotropic laminated plate ...
    • Elastic-plastic analysis of adhesive-bonded single-lap composite joints under tension 

      Yang, Chihdar Charles; Pang, Su-Seng (American Society of Mechanical Engineers(ASME), 1993-07)
      An analytical model of adhesive-bonded single-lap composite joints is developed to predict the stress-strain distributions with such joints under tensile loading. The First-order laminated anisotropic plate theorem is ...
    • Impact response of single-lap composite joints 

      Pang, Su-Seng; Yang, Chihdar Charles; Zhao, Yi (Elsevier, 1995)
      The low-velocity impact of adhesive-bonded single-lap composite joints has been studied using a spring-mass model. In this quasi-static model, the impact response is represented by a time-dependent force, and the target ...
    • Impact response and microstructural analysis of two glass/epoxy composite laminates 

      Pang, Su-Seng; Krishnappa, Sreeni; Yang, Chihdar Charles (American Society of Mechanical Engineers (ASME), 1995-06)
      Low velocity impact tests were performed on two glass/epoxy (spring orientation and crossply) composite laminates. A weight drop tower tester was previously constructed to study the impact energy absorbed by a composite ...
    • Stress-strain analysis of single-lap composite joints under tension 

      Yang, Chihdar Charles; Pang, Su-Seng (American Society of Mechanical Engineers (ASME), 1996-01)
      Based on the laminated anisotropic plate theory, an analytical model is proposed to determine the stress and strain distributions of adhesive-bonded composite single-lap joints under tension. The laminated anisotropic plate ...
    • Stress-strain analysis of an adhesive-bonded taper-taper joint between two composite flat plates 

      Helms, Jack E.; Yang, Chihdar Charles; Pang, Su-Seng (Society of Plastics Engineers (SPE), 1996-05)
      An analytical model of a taper-taper adhesive-bonded joint between two composite flat plates has been developed using classical first-order laminated plate theory and including a correction for transverse shear deformation ...
    • Strain distribution in a taper-taper adhesive-bonded joint in a composite flat plate 

      Helms, Jack E.; Yang, Chihdar Charles; Pang, Su-Seng (SAGE Publications, 1996-07)
      An analytical model of a taper-taper adhesive-bonded joint between two composite plates has been developed using a mechanics of materials approach. The derived model consists of four coupled second-order ordinary differential ...
    • Qualification of advanced composite pipe for use in fire water deluge systems on open type offshore oil platforms 

      Stubblefield, M.A.; Yang, Chihdar Charles; Pang, Su-Seng; Lea, Richard H. (American Society of Mechanical Engineers (ASME), 1996-07)
      Different types of FIBERBOND pipe in the dry condition and with a butt & strap joint were subjected to a controlled fire for fire endurance evaluation. Testing adheres to a modification of the ASTM 1173-95 guideline, which ...
    • Correlation of tensile and bending strength of composites with a circular hole 

      Zhao, Yi; Pang, Su-Seng; Yang, Chihdar Charles (American Society of Mechanical Engineers (ASME), 1996-10)
      While significant studies have been conducted on composites containing a circular or an elliptic hole under tensile loading, few investigations have been reported on notched composites under bending due to the complex ...
    • Buckling analysis of thick-walled composite pipe under torsion  

      Huille, A.; Yang, Chihdar Charles; Pang, Su-Seng (American Society of Mechanical Engineers (ASME), 1997-02)
      Composite pipes have been utilized in the petrochemical industries where corrosion resistance and light weight are important. There is a need to calculate the buckling load for the pipe under torsion which develops from ...
    • Buckling analysis of thick-walled composite pipe under external pressure 

      Yang, Chihdar Charles; Pang, Su-Seng; Zhao, Yi (SAGE Publications, 1997-02)
      Composite pipe has been used in transporting corrosive fluid in many chemical processes in the petrochemical and pulp and paper industries. It is often subjected to external pressures due to process conditions (vacuum), ...
    • A laminated plate model of an adhesive-bonded taper-taper joint under tension 

      Helms, Jack E.; Yang, Chihdar Charles; Pang, Su-Seng (American Society of Mechanical Engineers (ASME), 1997-10)
      An analytical model of the strain and stress distributions in a taper-taper adhesive-bonded joint between two composite flat plates has been developed using first-order laminated plate theory. A correction for transverse ...
    • Development of heat-activated joining technology for composite-to-composite pipe using prepreg fabric 

      Stubblefield, Michael A.; Yang, Chihdar Charles; Pang, Su-Seng; Lea, Richard H. (Society of Plastics Engineers (SPE), 1998-01)
      Owing to the lack of reliable and cost?effective joining methods, composite materials have not yet achieved their full market potential. The use of heat?activated thermal couplings offers a quick and cost?effective method ...
    • Buckling analysis of a taper-taper adhesive-bonded joint 

      Helms, Jack E.; Yang, Chihdar Charles; Pang, Su-Seng (American Society of Mechanical Engineers (ASME), 1998-02)
      An analytical model of the behavior of an adhesive-bonded taper-taper joint under in-plane compressive loading has been developed using an energy method. The model was based on first-order laminated plate theory and ...
    • Improving the mechanical properties of composite pipe using multi-angle filament winding 

      Lea, Richard H.; Yang, Chihdar Charles (National Association of Corrosion Engineers International, 1998-03)
      The benefits of composite materials-light weight, corrosion resistance, handling ease, etc., have long been appreciated. Composite piping systems are gaining wide acceptance in various industries such as petrochemical, ...
    • Heat-activated joining technology for composite to alloy piping systems 

      Stubblefield, Michael A.; Yang, Chihdar Charles; Pang, Su-Seng (Society of Plastics Engineers (SPE), 1998-04)
      A new process for joining composite to alloy piping systems, the heat-activated joining technique, has been developed. The strength of the heat coupling joint in bending, tension, and hydro static testing was comparable ...