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| Title | Publication | Publish Year |
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End Gluing Lumber
Three types of end joints of lumber are discussed. 1) Plain scarf joint yields average tensile strength of about 15,000 psi in uniform growth of southern pine, and 20,000 psi […]
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Forest Products Journal | 1958 |
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End Gluing of Green Lumber
Impression finger jointing, a hot-die process of joint formation, makes end gluing of green lumber possible. The action of the hot die on green wood leaves the finger surfaces in […]
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Forest Products Journal | 1970 |
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End Jointing of Laminated Veneer Lumber for Structrual Use
Laminated veneer lumber (LVL) materials represent a design alternative for structural lumber users. The study of processing options for producing LVL in plywood manufacturing and glued-laminating facilities is of interest […]
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Forest Products Journal | 1984 |
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Engineered wood flooring design using the finite element method
The market share of engineered wood flooring (EWF) has grown rapidly over the last 15 years. These market shares have been mainly gained through the development of new wood flooring […]
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Forest Products Journal | 2006 |
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Engineered Wood Structures
The information explosion with regard to the physical and mechanical properties of wood are reviewed and the author warns that hasty applications of some of this new information may tend […]
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Forest Products Journal | 1968 |
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Engineering Concepts of Single-Pin Dowel Joint Design
Ultimate breaking strength of dowel joints does not continue to increase indefinitely with dowel length. Maximum strength in each diameter class can be obtained with dowels that have a length/diameter […]
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Forest Products Journal | 1969 |
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Engineering properties of commercial hardboard siding. Part 1. Embossed panels
Information on the engineering and end-use properties of hardboard embossed panels is necessary for appropriate use and promotion. Such information can be useful not only to users but also to […]
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Forest Products Journal | 1989 |
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Evaluating of New Shear Property Test Methods for Thick Particleboard
The potential of particleboard as an engineering material is being more widely explored. Realization of this potential is coupled to the evaluation of the material’s engineering properties, including shear behavior. […]
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Forest Products Journal | 1980 |
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Evaluating Particleboard Properties By Measuring Saw Cutting Force
A rapid technique was developed to obtain a cutting-force pattern of particleboard by measuring the torque developed in a circular saw when slope-sawing through board thickness. Seventeen particleboards of both […]
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Forest Products Journal | 1971 |
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Evaluating Wood Failure in Plywood Shear By Optical Image Analysis
This exploratory study evaluates the potential of using an automatic image analysis method to measure percent wood failure in plywood shear specimens. The results suggest that this method may be […]
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Forest Products Journal | 1984 |
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Evaluation of a Method for Testing Adhesive-Preservative Compatibility
The current method for testing the compatibility of adhesive-preservative systems used in glulam timbers has not recently been correlated with actual performance. The historically used two-cycle soak-dry delamination method is […]
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Forest Products Journal | 1986 |
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Evaluation of Black Locust (R. Pseudoacacia) as Raw Material for Wet-Process Hardboard
Wet-process hardboards were made from fiber from small, whole black locust (R. pseudoacacia) stems (including bark) and from pure locust heartwood. Heartwood extractives were apparently stem-extracted and lost to cyclone […]
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Forest Products Journal | 1985 |
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Evaluation of Glued Laminated Beams of Eastern Spruce and Eastern Hemlock
Full-size glued laminated beams of eastern spruce and of eastern hemlock were tested to failure to obtain initial design data for these species. The beams were 20 feet long and […]
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Forest Products Journal | 1979 |
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Evaluation of Live Oak Submerged Underwater for 50 Years and Proposed for Use in Rebuilding the U.S.S. Constitution
Live oak timber stored under fresh water in New Hampshire for 50 years was evaluated for possible use as structural framing in repairs on the U.S.S. Constitution. The material was […]
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Forest Products Journal | 1984 |
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Evaluation of Lumber Properties in the United States and Their Application to Structural Research
A research program at the U.S. Forest Products Laboratory is assessing the performance of light-frame structures. Evaluation of properties of structural lumber has been initiated using Douglas Fir and Southern […]
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Forest Products Journal | 1980 |
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Evaluation of Models for Predicting Tensile Strength of 2- By 4-Inch Lumber
Several mathematical models offer potential grading criteria for tensile strength of lumber. Prediction efficiency, falldowns, and A/P ratio are used here to evaluate and compare the models. A common sample, […]
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Forest Products Journal | 1974 |
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Evaluation of Some Tropical Woods Imported Into the United States from South America
The wood from six groups of tropical woods was examined to determine the species composition imported under the common names of andiroba, azafran, banak, hura, sajo, and virola. The andiroba […]
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Forest Products Journal | 1974 |
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Evaluation of the Gluability of Pressure Steam-Dried Wood
Yellow-poplar and red oak blanks were kiln-dried using conventional schedules and a relatively new, high-temperature, pressure steam-drying process. The blanks for each species and drying process were manufactured into five […]
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Forest Products Journal | 1986 |
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Event Recorder for Long-Term Tests
A 320-channel event recording system for long-term testing which was built for less than $2,000 is described. The system function is to detect and identify the failure of a test […]
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Forest Products Journal | 1980 |
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Evolution of a Quality Control System for Particle Board
The quality control program at U S Plywood’s Novoply operation is described. The objective is only to reduce the variation in the finished product to the greatest practical economic extent. […]
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Forest Products Journal | 1958 |
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Evolution of Glulam Strength Criteria
The evolution of glu-lam bending, strength criteria as they are controlled by knots is reviewed. Early research in the 1930’s was the foundation for the glued-laminated industry in the United […]
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Forest Products Journal | 1973 |
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Experiments in Finland on Properties of Wood-Polymer Combinations
Large-scale tests of the physical properties of wood-polymer combinations during 4 years of research in Finland (1965-1969) indicate that birch WPC containing 40-50 percent polyester-styrene copolymerate hardened by gamma radiation […]
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Forest Products Journal | 1970 |
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Exposure Effects Upon Performance of Laminated Veneer Lumber and Glulam Materials
Parallel laminated veneer lumber (LVL) has demonstrated tensile strengths comparable to structural lumber but with far lower variance, thus allowing higher design values. These properties have made LVL an ideal […]
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Forest Products Journal | 1982 |
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Exterior Structural Composite Panels with Southern Pine Veneer Faces and Cores of Southern Hardwood Flakes
One-half-inch thick, structural exterior composite panels of various constructions were made in a one-step process, with faces of southern pine veneer and cores of mixed southern hardwood flakes. The flakes […]
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Forest Products Journal | 1976 |
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Face Holding Strength of Threaded Metal Inserts in Reconstituted Wood Products
Increasing quantities of furniture and cabinets are being constructed with the use of reconstituted wood products and knock down fasteners such as threaded metal inserts. Withdrawal strengths for fine and […]
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Forest Products Journal | 1985 |