Results 131 to 140 of about 309 (171)

Hot-pressing stress graded aspen veneer for laminated veneer lumber (LVL)

Holzforschung, 2005
Abstract Aspen (Populus tremuloides) is emerging as an important species for laminated veneer lumber (LVL) products in North America. During LVL manufacturing, both veneer stress grades and hot-pressing schedules are vital to product performance.
Brad Jianhe Wang, Chunping Dai
exaly   +2 more sources

Effects of logs steaming, veneer drying and aging on the mechanical properties of laminated veneer lumber (LVL)

Building and Environment, 2007
In this study the effects of steaming and drying condition on the mechanical properties and durability of laminated veneer lumber (LVL) and solid sawn lumber were investigated in a comparative way. Steamed beech and steamed and non-steamed spruce logs were used and two different veneer drying temperatures (20 and 110 °C) were selected for this aim ...
Gürsel Colakoglu, Ismail Aydin
exaly   +2 more sources

Manufacturer Technology of Dense Chinese Fir Laminated Veneer Lumber (LVL)

Advanced Materials Research, 2012
Dense Chinese Fir LVL was manufactured from Chinese Fir veneer which was impregnated with laboratory prepared water soluble phenol formaldehyde(PF) resin. The influences of various processing factors on properties of dense Chinese Fir LVL were explored.
Chi Qiang Yao   +4 more
openaire   +1 more source

Experimental behavior of Laminated Veneer Lumber (LVL) joists with holes and different methods of reinforcement

Engineering Structures, 2013
Abstract Holes in timber beams used as part of a floor system within a building are often required to allow services (such as electrical and plumbing) to pass through the beams. Cutting holes can initiate cracks that can propagate when beams are loaded, mostly because of low tension strength perpendicular to grain of timber. Crack propagation changes
ARDALANY M   +3 more
openaire   +1 more source

An analytical model for design of reinforcement around holes in Laminated Veneer Lumber (LVL) beams

Materials and Structures, 2013
Openings are usually required to allow services like plumbing, sewage pipes and electrical wiring to run through beams. This prevents an extra depth of the floor/ceiling, while preserving architectural considerations. The introduction of large opening causes additional tension perpendicular to grain in timber beams.
ARDALANY M   +3 more
openaire   +1 more source

EXPERIMENTAL INVESTIGATION OF THE EMBEDMENT STRENGTH OF LAMINATED VENEER LUMBER (LVL)

Sustainable Construction Materials and Technologies (SCMT)
Connections in timber structures play a vital role in the stiffness, strength and overall performance of the structure. Embedment properties are of paramount to the overall performance of bolted connections. This study experimentally investigates the performance of embedment strength of LVL manufactured from Nordic Spruce (Picea Abies), utilising 10mm ...
Nuwan Padukka Vidanalage   +2 more
openaire   +1 more source

Analytical cracking load estimation of Laminated Veneer Lumber (LVL) beams with holes

European Journal of Wood and Wood Products, 2012
Predicting the load-carrying capacity of timber beams with holes cannot be performed by usual analysis methods if the failure of the beam is governed by the crack initiation and propagation around the hole at low load levels. Predicting the cracking load is an important design issue because it corresponds to the load-carrying capacity of the timber ...
ARDALANY M   +3 more
openaire   +2 more sources

Fire Resistance of Connections in Laminated Veneer Lumber (LVL)

2006
The fire resistance of timber connections is relatively unknown in the construction and design industries even though they are widely used. This research focuses on the fire resistance of nailed, screwed, bolted and self-drilling doweled connections in laminated veneer lumber (LVL) timber.
openaire   +2 more sources

Charring rates for double beams made from laminated veneer lumber (LVL)

Fire and Materials, 2012
SUMMARYThis paper examines charring rates for different cross‐sections of single and double timber beams made from laminated veneer lumber, with nailed, screwed or glued connection types for the double beams. Charring rates and burning characteristics were examined both in a small furnace and in a larger pilot furnace.
Kevin Tsai   +3 more
openaire   +1 more source

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