Results 11 to 20 of about 468 (240)

Fire performance of bolted connections in laminated veneer lumber [PDF]

open access: yesFire and Materials, 2009
AbstractThis paper describes an investigation into the fire performance of bolted tensile connections in laminated veneer lumber (LVL) made from radiata pine. The capacity of the bolted connections depends on the embedment strength of the wood and on the yield moment of the bolts.
MOSS P. J   +4 more
openaire   +3 more sources

Variation of Density and Dynamic Modulus of Elasticity of Poplar Veneer and Its Impact on Grade Yield

open access: yesBioResources, 2017
To maximize the value of poplar wood in manufacturing of laminated veneer lumber (LVL), its radial (from pith to bark) and longitudinal (from bottom to top) variations were examined in terms of the density and dynamic modulus of elasticity (ED) of veneer.
Zhi-Ru Zhou   +3 more
doaj   +1 more source

Free Vibrations of Sustainable Laminated Veneer Lumber Slabs

open access: yesSustainability, 2023
In this paper, the results of dynamic laboratory tests of four laminated veneer lumber (LVL) slabs of different thicknesses, widths, and types were presented. In three of the tested slabs, LVL with all veneers glued lengthwise was used (LVL R). In one LVL slab, a fifth of the veneers were glued crosswise (LVL X).
Małgorzata Abramowicz   +3 more
openaire   +1 more source

Interfacial Adhesion and Damping Characteristics of Laminated Veneer Lumber Intercalated with Rubber Sheets

open access: yesBioResources, 2016
Laminated wood veneer lumber intercalated with rubber sheets (LLVR) was fabricated using a layered adhesive system composed of polyaryl polymethylene isocyanate (PAPI) for wood-rubber inter-bonding and phenol formaldehyde (PF) resin to glue the wood ...
Jingquan Han   +4 more
doaj   +1 more source

Engineering Wood Products from Eucalyptus spp.

open access: yesAdvances in Materials Science and Engineering, 2022
Forest covers 4.06 billion hectares (ha) or 31% of the total land area worldwide, where 93% (3.75 billion ha) are natural regenerating forests and the remaining 7% (294 million ha) are planted forests.
Lee Seng Hua   +4 more
doaj   +1 more source

Determination of Screw Withdrawal Strength of Heat-Treated and Reinforced Laminated Veneer Lumber

open access: yesBioResources, 2016
The withdrawal resistance of screws in heat-treated and reinforced laminated veneer lumber (RLVL) was determined in the radial, tangential, and transverse directions.
Osman Perçin
doaj   +1 more source

Density Profile Analysis of Laminated Beech Veneer Lumber (BauBuche)

open access: yesFibers, 2021
An irreversible swelling was detected in laminated beech veneer lumber within the initial moistening. Supported by the facts that the lay-up of the glued veneers is exposed to high pressure during hot pressing, and that the density of the finished ...
Nick Engehausen   +3 more
doaj   +1 more source

Mode I delamination R-curve in poplar laminated veneer lumber

open access: yesTheoretical and Applied Fracture Mechanics, 2023
Recent studies have shown that plywood and laminated veneer lumber are very efficient crashworthiness materials. Therefore, there is a need to determine the fracture toughness of these wood composite materials to be able to model their static and dynamic damage behavior.
Peignon, Axel   +5 more
openaire   +1 more source

Numerical analysis of the load-bearing capacity of LVL beams reinforced with steel plates

open access: yesBudownictwo i Architektura
Laminated veneer lumber is a relatively new engineering wood product. The number of its applications is increasing. For this reason, it is worth knowing how to reinforce laminated veneer lumber elements, if necessary.
Kacper Majchrzak   +2 more
doaj   +1 more source

Physical and Mechanical Properties of Laminated Wood Made from Heat-Treated Scotch Pine Reinforced with Carbon Fiber

open access: yesBioResources, 2023
Laminated veneer lumber (LVL) and reinforced laminated veneer lumber (RLVL) with carbon fiber were produced from heat-treated Scotch pine (Pinus sylvestris L.) wood using phenol formaldehyde (PF), polyvinyl acetate (PVAc), and polyurethane (PU) resins ...
Osman Percin, Oğuzhan Uzun
doaj   +2 more sources

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