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
Available in Connector Selector

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
ATFN55/110801401105555811
ATFN55/1508018015055551115
ATFN55/1908022019055551421
ATFN75/15010018015075551722
ATFN75/19010022019075552128

Product Capacities

References Number of Fasteners Product characteristic capacities - Timber C24 [kN]
Header Joist R1,k [1]
Qty Type Qty Type CNA4,0x60
ATFN55/1108CSA5,0X5011CSA5,0X5011.39
ATFN55/15011CSA5,0X5015CSA5,0X5015.53
ATFN55/19014CSA5,0X5021CSA5,0X5021.74
ATFN75/15017CSA5,0X5022CSA5,0X5022.77
ATFN75/19021CSA5,0X5028CSA5,0X5028.98
  • 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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Contact

Simpson Strong-Tie U.K.

Simpson Strong-Tie

Cardinal Point, Winchester Road
Tamworth
Staffordshire
B78 3HG
United Kingdom