T-bolt
A bolt that has a long end which inserts into the upright front hole and rotates 90 degrees to lock a beam or row spacer to the upright. A t-bolt installation does not require reaching into the column.Teardrop
(keyhole) The punched holes in the shape of a tear drop that are on the face of inter changeable uprights for beams to attach to. Each pair of holes is 2″ on vertical center.
Tek Screw
A screw that is drilled into the rack to secure accessories. A tek screw should not replace a connection that requires a bolt.
Tensile Strength
A value determined through destructive testing at which a material will fail when being pulled from each end. Tensile Strength is an important property considered when ordering steel.
Thickness of Steel
A decimal measurement of steel taken with a Micrometer.
Tolerance
Fractional variation allowed during manufacturing and installation processes.
Ton
Unit of weight measurement equal to 2,000 pounds.Tool Holder
A bracket which has two square tubular arms welded to the front, angled upward to hold tools with long handles. One arm is shorter than the other to allow a slot to slide the tools on.
Uniform Load
A load on a pair of beams supported by all, or nearly all of the beam surface.Unsupported Length
Measurement of the distance between the floor and the top of the first beam or the maximum spacing between beams – whichever is greater.
Uprights
(frames) The vertical member of the rack system which beams lock into. Consists of two columns and welded bracing.V-Divider
Tubing in the shape of a “V” that has a bracket on either end that attaches to a pair of beams. The “V” hangs below the beams to separate large merchandise such as windows.V-Rack
(fan rack) A special upright with a tall, double post in the rear and a shorter post in the front. A special top section attaches to hold channel beams which sup port fans and light fixtures.VPD
(Vertical Post Divider) The vertical member used to segregate different size product within a bay without adding beam levels. Post attaches to beam above and rests on beam below. L-rails are installed in the side punching of the VPD to create shelves.