ATFN

Concealed Beam Hanger

The ATFN is a two piece steel plate connector. The first part of the connector is fixed into a pocket on the header timber with nails and the second part is fitted on the end of the in-coming beam with screws. No slots or dowel holes are necessary, speeding up installation. 

CE Marking
ETA
Service class 1

Product Details

Images

Features

Material

Pre-galvanised mild steel.

Application

Suitable On

Glulam and solid sawn timber.

When to Use

To provide an invisible connection for exposed timber members.

Technical Data

Product Dimensions

References Joist Size [mm] Product Dimensions [mm] Header holes Joist holes
Width Height A B t1 t2 Ø5 Ø5
Min Min
ATFN55/110 80 140 110 55 5 5 8 11
ATFN55/150 80 180 150 55 5 5 11 15
ATFN55/190 80 220 190 55 5 5 14 21
ATFN75/150 100 180 150 75 5 5 17 22
ATFN75/190 100 220 190 75 5 5 21 28

Product Capacities

References Number of Fasteners Product characteristic capacities - Timber C24 [kN]
Header Joist R1,k [2]
Qty Type Qty Type CSA5,0x50-DECP
ATFN55/110 8 CSA5,0X50 11 CSA5,0X50 8.1
ATFN55/150 11 CSA5,0X50 15 CSA5,0X50 12.4
ATFN55/190 14 CSA5,0X50 21 CSA5,0X50 18.1
ATFN75/150 17 CSA5,0X50 22 CSA5,0X50 17.4
ATFN75/190 21 CSA5,0X50 28 CSA5,0X50 24.2
  • CNA refers to an Annular Ring Shank Nail
  • CSA Screw has reduced head height

Installation

Installation

Fixing

  • CSA 5,0 x 50-DE Screw (with a reduced head height).
  • Order nails and dowels separately.

Certification

Declaration of Performance (DoP)

European Technical Assessment (ETA)

CAD Library

DWG (2D) REVIT (2D) DWG (3D) REVIT (3D) SAT XML

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