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Specifications

4Dimension strut channel specifications

Channel

  • Cold formed 18 Ga. (1.2mm) low carbon steel
  • Continuous slot with inturned lips and up to three dovetail designed sides provide ability for attachments on multiple sides of channel

Lengths & tolerances

  • All channels excluding slotted hole (SH) style are  ± 1 /8” (3.2mm) on 10’ (3.05m) and ± 3 /16” (4.76mm) on 20’ (6.09m) 
  • Slotted hole (SH) channel are  ± 1 /4” (6.35mm) on 10’ (3.05m) and ± 1 /2” (12.70mm) on 20’ (6.09m) 
  • Custom lengths are available upon request
Slotted channel
  • Available in  a variety of pre-punched slot patterns help eliminate need for precise field measuring for hole locations
  • Offer wide adjustments in the alignment and bolt sizing

Dove-tail side of channel

  • Variety of pre-punched 9 /16” (14.3 mm) diameter hole patterns 
  • Hole patterns provide economical alternative to field drilling 
Materials & finishes (unless otherwise noted in catalog/brochure)
  • Plain steel, and pre-galvanized 18 Ga. (1.2mm) steel
  • Minimum orders may apply on special material and finishes
Design load  for steel and stainless steel channel 

The design loads given for strut beam loads are based on a simple beam condition. This allowable stress results in a safety factor of 1.68. Metric Metric dimensions are shown in parentheses.

For additional specifications and loads, view or download the 4Dimension strut system catalog. 

4D22 series channel - 2-1/8” (53.5mm) x 2-1/8” (53.5mm)

  • Thickness: 18 gauge (1.2mm) 
  • Standard lengths: 10’ (3.05m) & 20’ (6.09m) 
  • Finish: Plain, Dura Green, pre-galvanized, hot-dip galvanized, stainless steel 304 & 316
  • Bundle size: 320 ft. (97.6m)
  • Bundle dimensions: 10ft - 11” (279.4mm) x 10-11/16” (271.5mm) 20ft - 11” (279.4mm) x 6-3/8” (161.9mm)

4D21 series channel - 2-1/8” (53.5mm) x 1-1/16” (26.7mm)

  • Thickness: 18 gauge (1.2mm) 
  • Standard lengths: 10’ (3.05m) & 20’ (6.09m)
  • Finish: Plain, Dura Green, pre-galvanized, hot-dip galvanized, stainless steel 304 and 316
  • Bundle size: 320 ft. (97.6m)
  • Bundle dimensions: 10ft - 11” (279.4mm) x 6-1/2” (165.1mm) 20ft - 11” (279.4mm) x
    4-5/16” (109.5mm)
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