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FIG AF772 AF772 Adjustable Steel Beam Attachment

Af772
Description

Size Range: Beam Widths: 4" through 15", Flange Thickness: 3/8" through 1 1/4"

Material: Carbon Steel

Finish: Plain or Electro-Galvanized per ASTM B633

Service: Designed to rigidly brace piping systems subjected to horizontal seismic loads. May also be installed to brace piping systems subjected to vertical seismic loads. For vertical load capacities, reference OSHPD OPM-0351-13.

Approvals: cULus Listed (UL 203a) and FM Approved (FM 1950-10 & FM 1950-13). OSHPD Pre-Approved (OPM-0351-13 and OPA-2804-10). Complies with the hanging and bracing requirements listed in NFPA 13.

Features:

  • Field adjustable to fit a wide range of beams.
  • Centers the Fig. AF771 below the beam.

Installation Instructions:

  • Move both c-clamps until they reach the outside of the slots.
  • Place the adjustable steel beam attachment on the underside of the beam and adjust the c-clamps until the contact the outside edges of the beam flange. Hand tighten the c-clamp bolts.
  • Torque each shear off set screw until the head shears off.
  • Torque each c-clamp bolt to 55ft-lbs to secure the channel to the underside of the beam.
  • Install the Fig. AF771 to the center mounting bolt. Installation angle determined by the brace angle of the AF771 and brace pipe.
  • Fire Protection applications shall also be installed per the requirements of NFPA 13 and local codes.

Ordering: Specify type, length, figure number, finish and description.

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