AB255HD

Reinforced Angle Bracket for CLT

The AB255HD angle bracket is developped for CLT construction. Flexible, it is designed for both shear and vertical loading. With skewed full threaded screws, it enables very high uplift capacities and it can be hidden under concrete screed.

CE Marking
ETA
Service class 2
Indoor
Electrogalvanized steel Z275

Product Details

Images

Features

Material

  • Galvanized steel S250GD + Z275 according to EN 10346
  • Thickness 3 mm

Benefits

  • Ideal for use in CLT buildings,
  • Great versatility: can be installed on wooden support and concrete support,
  • High performance for horizontal (F2 / F3) and vertical (F1) loads directions.

Application

Suitable On

  • Supporting member: solid wood, glulam, concrete, steel...
  • Supported member: solid wood, glulam...

Scope

  • Solid panels,
  • Cross laminated panel (CLT).

Technical Data

Dimensions

Product dimensions

References DB nr. NOBB nr. Product dimensions [mm] Holes flange A Holes flange B
A B C t Ø5 Ø14 Ø5 Ø9 Ø14
AB255HD21124215729457612310025535624154

Product characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 1

References Product capacities - Timber to timber - Nail pattern 1
Fasteners Characteristic capacities - Timber C24 - 1 angle bracket per connection [kN]
Flange A Flange B R1.k R2.k = R3.k R4.k R5.k
Qty Type Qty Type Qty Type CNA4.0x40 CNA4.0x50 CNA4.0x60 CNA4.0x40 CNA4.0x50 CNA4.0x60 CNA4.0x40 CNA4.0x50 CNA4.0x60 CNA4.0x40 CNA4.0x50 CNA4.0x60
AB255HD26CNA/CSA5ESCRFTC8.0x14013CNA/CSAmin (47.0 ; 56/kmod)min (51.0 ; 56/kmod)min (51.0 ; 56/kmod)3542.945.713.9/kmod^0.813.9/kmod^0.813.9/kmod^0.8min (6.6 ; 9.2/kmod)min (8.7 ; 9.2/kmod)min (10.9 ; 9.2/kmod)

The value in the table above can be used if the panel can't rotate.

The R1.k values are valid  for any quantity of CNA/CSA fasteners on flange B.

Values with other ESCRFTC length are availables in ETA.

Simplified characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 1

AB255HD
  • The published characteristic capacity is based on short term load duration and service class 2 according to EC5 (EN 1995) – kmod = 0.9. For other load duration and service class, please refer to the ETA to get more accurate capacities.
  • The value in the table above can be used if the panel can't rotate.
  • The R1,k values are valid  for any quantity of CNA/CSA fasteners on flange B.
  • Values with other ESCRFTC length are availables in ETA.

Product characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 2

References Product capacities - Timber to timber - Nail pattern 2
Fasteners Characteristic capacities - Timber C24 - 1 angle bracket per connection [kN]
Flange A Flange B R1.k R2.k = R3.k R4.k R5.k
Qty Type Qty Type Qty Type CNA4.0x40 CNA4.0x50 CNA4.0x60 CSA5.0x50 CNA4.0x40 CNA4.0x50 CNA4.0x60 CSA5.0x50 CNA4.0x40 CNA4.0x50 CNA4.0x60 CNA4.0x40 CNA4.0x50 CNA4.0x60
AB255HD30CNA/CSA5ESCRFTC8.0x20013CNA/CSAmin (54.2 ; 56/kmod)min (66.4 ; 56/kmod)min (70.8 ; 56/kmod)min (72.4 ; 56/kmod)37.746.549.753.513.9/kmod^0.813.9/kmod^0.813.9/kmod^0.8min (10.2 ; 9.2/kmod)min (13.5 ; 9.2/kmod)min (16.8 ; 9.2/kmod)

The value in the table above can be used if the panel can't rotate.

The R1.k values are valid  for any quantity of CNA/CSA fasteners on flange B.

Values with other ESCRFTC length are availables in ETA.

Simplified characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 2

AB255HD
  • The published characteristic capacity is based on short term load duration and service class 2 according to EC5 (EN 1995) – kmod = 0.9. For other load duration and service class, please refer to the ETA to get more accurate capacities.
  • The value in the table above can be used if the panel can't rotate.
  • The R1,k values are valid  for any quantity of CNA/CSA fasteners on flange B.
  • Values with other ESCRFTC length are availables in ETA.

Product characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 3

References Product capacities - Timber to timber - Nail pattern 3
Fasteners Characteristic capacities - Timber C24 - 1 angle bracket per connection [kN]
Flange A Flange B R1.k R2.k = R3.k R4.k R5.k
Qty Type Qty Type Qty Type CNA4.0x40 CNA4.0x50 CNA4.0x60 CSA5.0x50 CNA4.0x40 CNA4.0x50 CNA4.0x60 CSA5.0x50 CNA4.0x40 CNA4.0x50 CNA4.0x60 CNA4.0x40 CNA4.0x50 CNA4.0x60
AB255HD26CNA/CSA3ESCRFTC8.0x20013CNA/CSAmin (46.8 ; 56/kmod)min (46.8 ; 56/kmod)min (46.8 ; 56/kmod)min (46.8 ; 56/kmod)28.332.432.443.413.9/kmod^0.813.9/kmod^0.813.9/kmod^0.8min (6.5 ; 9.2/kmod)min (8.7 ; 9.2/kmod)min (10.8 ; 9.2/kmod)

The value in the table above can be used if the panel can't rotate.

The R1.k values are valid  for any quantity of CNA/CSA fasteners on flange B.

Values with other ESCRFTC length are availables in ETA.

Simplified characteristic capacities - Timber to timber - 1 angle bracket - Nailing pattern 3

AB255HD
  • The published characteristic capacity is based on short term load duration and service class 2 according to EC5 (EN 1995) – kmod = 0.9. For other load duration and service class, please refer to the ETA to get more accurate capacities.
  • The value in the table above can be used if the panel can't rotate.
  • The R1,k values are valid  for any quantity of CNA/CSA fasteners on flange B.
  • Values with other ESCRFTC length are availables in ETA.

Installation

Installation

Fasteners

On wood :

  • CNA annular ring shank nails
  • CSA screws
  • Refer to performance tables for relevant sizes

On concrete :

  • Chemical anchor: AT-HP resin + LMAS M12-150/35 threaded rod.

Certification

Declaration of Performance (DoP)

European Technical Assessment (ETA)

eta-06-0106.pdf (13.43 MB)

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Contact

Simpson Strong-Tie Poland

Simpson Strong-Tie Sp. z o.o.

ul. Karczunkowska 42
02-871 Warszawa
Poland