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Brickwork Support Systems

Brickwork Support Systems
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Brickwork Support Systems

Product catalog summary
Introduction
The document introduces the HALFEN Brickwork Support FM 15-E, focusing on the HK4 Thermo Brickwork support made from Lean Duplex material. It highlights the approval for HTA-ES and the new characteristics of the support brackets, including optimized thermal properties and corrosion resistance.
General Information
The document provides an overview of the HALFEN support brackets, emphasizing their aesthetic appeal, durability, and cost-effectiveness. It mentions the RAL Quality Mark GZ 996 certification, ensuring high product quality and related services.
Brickwork Support
This section discusses various types of support brackets, including single support brackets (HK4-U, HK4-W), angle support brackets (HK4-F, HK4-P), and others like suspension loops and bolt-on angles. It also covers the thermal bridge effects and the importance of minimizing thermal heat loss.
Technical Principles and Tender Text Examples
Includes calculation tables for HK4 support brackets, installation instructions, and compliance with DIN 1053 for brickwork. It also provides tender text examples and further HALFEN façade fixing systems.
Fixing Systems
Details various fixing systems for concrete, including cast-in channels, bonded anchors, and injection systems. It also covers wall connection systems and fixing systems for masonry.
Quality Management
The document outlines the quality management system according to DIN EN ISO 9001, ensuring type-tested load capacities and CE marking compliance.
Thermal Bridges
Discusses the thermal bridge loss coefficient for HK4 brickwork supports and the importance of effective planning to minimize thermal heat bridges.
Sample Applications
Provides examples of support applications, including support over wall openings and precast lintel support. It also mentions materials used and their corrosion resistance classes.
Conclusion
The document concludes with the benefits of the new generation HK4 support brackets, emphasizing their compliance with current standards and the elimination of additional insulation requirements.
Overview of HALFEN Support Brackets
This document provides detailed specifications and guidelines for the use of HALFEN support brackets, specifically the HK4 and HW series, designed for supporting brick cladding and precast lintels in construction projects.
Specifications
The document outlines various types of support brackets, including HK4-F, HK4-S, and HW-95, each with specific load capacities and dimensions. The HK4 series includes angle support brackets and single support brackets, while the HW series is used for non-suspended and suspended lintels.
Procedures
Installation procedures involve placing support brackets at specified intervals and ensuring proper alignment and load distribution. The document emphasizes the importance of using appropriate materials, such as stainless steel, and provides detailed instructions for installing suspension loops and bolt-on angles.
Standards and Recommendations
The document references building authority approvals and standards, such as DIN 1053-1, for ensuring structural integrity and safety. It also highlights the need for structural calculations and technical advice when adding brick cladding to existing structures.
Key Data and Tables
Several tables provide critical data on allowable loads, dimensions, and spacing for different types of support brackets. These tables are essential for selecting the appropriate bracket type based on specific project requirements.
Conclusion
HALFEN support brackets offer versatile solutions for supporting brick cladding and precast lintels, with various options available to meet different structural needs. Proper installation and adherence to technical guidelines are crucial for ensuring safety and performance.
Specifications
The document outlines the specifications for fixing plates and hexagonal nuts to concrete slabs, specifically C 20/25, using HALFEN Injection anchors suitable for both cracked and non-cracked concrete. The load ranges specified are 3.5 kN and 7.0 kN, with corresponding design resistances (FRd) of 4.7 kN and 9.5 kN respectively. Specific anchor types and their dimensions, such as HB-VMU A4 Thread anchors, are detailed with order numbers and installation requirements.
Procedures
Installation instructions for HALFEN support brackets and brick tie systems are provided. The document describes the method of fastening using HALFEN Cast-in channels and dowels, including the necessary torque values for different thread sizes. It emphasizes the importance of proper installation to ensure safety and performance.
Standards and Norms
The document references several DIN standards, including DIN 4102 T4 for fire resistance and DIN 1053 for cavity wall construction. It specifies the requirements for insulation layers and masonry according to these standards.
Recommendations
Recommendations include using stainless steel parts to prevent corrosion and ensuring immediate rinsing if parts come into contact with acidic solutions. The document advises against using hydrochloric acids for cleaning.
Key Data from Tables and Figures
The tables provide detailed information on anchor dimensions, load capacities, and installation requirements. For example, the allowable loads for tension, shear, and diagonal tension for angle support brackets are specified as 1.7 kN. The document also includes a calculation table for support brackets, detailing load calculations based on height, brickwork factor, and spacing.
Critical Information
Critical information includes the need for separate calculations for certain anchor installations, the importance of using approved dowels in cracked concrete, and the specific requirements for brick tie systems to prevent movement cracks in brickwork.
Specifications
The document outlines the specifications for wire wall ties and support brackets in construction, adhering to DIN standards. Wire wall ties must be spaced vertically no more than 500 mm and horizontally no more than 750 mm. Additional ties are required at free edges and openings. The air gap in cavity walls should be between 60 mm and 150 mm, with a minimum of 40 mm if excess mortar is removed.
Procedures
Alternative methods for securing the outer brick skin are allowed if they meet specific tensile and compressive force requirements. The document also details the installation of HALFEN support brackets, including types, dimensions, and load capacities. Installation must follow manufacturer instructions and comply with building regulations.
Standards and Norms
The document references several DIN standards, including DIN 17440 and DIN 1053, for materials and construction practices. It also mentions corrosion resistance classes and approvals under EN 1993-1-4: 2006.
Recommendations
Recommendations include using drip discs to prevent moisture conduction and ensuring proper spacing of expansion joints. The document also suggests using HALFEN systems for natural stone and concrete façades due to their durability and sound insulation properties.
Key Data from Tables and Figures
Table 11 specifies the minimum number and diameters of wire wall ties per square meter. Figures illustrate the layout of cavity wall ties and expansion joints. The document provides detailed dimensions and load capacities for various support brackets and channels.
Critical Information
Ensuring compliance with specified standards and installation procedures is critical for structural integrity and moisture prevention. The document emphasizes the importance of using certified and approved materials and methods.
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Catalog excerpts

Brickwork Support Systems-1

HALFEN BRICKWORK SUPPORT ! N EW • HALFEN HK4 THERMO Brickwork support • New material; Lean Duplex • Approval for HTA-ES

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Brickwork Support Systems-2

Introduction Brickwork support - Thermal bridges Sample applications Single support brackets HK4 - U, HK4 - W Angle support brackets HK4 - F Angle support brackets HK4 - P Single support brackets for pre-cast lintels HK4 - S HTA-ES and FSW for pre-cast lintels Parapet support brackets HAV HALFEN Fixing system - Fixing systems for concrete Cast-in channels HTA-CE Injection systems HB-VMZ and HB-VMU HB-BZ Bolt anchors HK-DA anchoring to thin slabs

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Brickwork Support Systems-3

Fixing systems for masonry - HALFEN HB-VMU Injection system for solid masonry Wall connection systems - Fire-wall connections Technical principles and tender text examples - HK4 Support bracket calculation tables Depth adjustment for HK4 Support brackets Installation instructions Brickwork in accordance with DIN 1053 Expansion joints Tender text / examples Further HALFEN Façade fixing systems Information on scaffold anchorage can be found in the technical product information “HALFEN Dauergerüstanker“ (HALFEN Permanent scaffold anchors). This publication is only available in German.

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Brickwork Support Systems-4

More than just a pretty face — an introduction to brick façades Brickwork façades are aesthetically appealing and cost-effective; this type of façade is durable and offers long-term protection against: The new generation of HALFEN Brackets used together with competent planning will fulfil these requirements. Material is permanently corrosion free according to DIN EN 10088-2 Manufactured with CE marking and in-house production control according to DIN EN 845-1/ DIN EN 845-2, see page 35 tested Type test verified load capacities Stainless steel Quality management - System for production facilities...

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Brickwork Support Systems-5

Optimised thermal properties The new generation of HK4 Support bracket fulfils all the requirements of current standards. This was achieved by optimizing the material and shape of the HK4 Support brackets to reduce heat loss, where it counts, through the steel where it penetrates the building insulation. Additional measures for insulation, for example, placing insulation strips between the wall and the brackets or similar insulation components are no longer necessary. Installation remains simple and flexible with its tried and tested fine-tuning and adjustment possibilities. New characteristics...

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Brickwork Support Systems-6

Thermal bridge loss coefficient (chi) for HK4 Brickwork supports b Support sub-structure Thermal insulation Thermal-bridges in HK4 Single support brackets A brickwork façade is a durable construction with a pleasing aesthetic appearance and low maintenance costs. Cavity wall construction is a very reliable design method providing good heat insulation, a good moisture barrier as well as being a good noise barrier. Of increased importance is thermal heat loss. The brick-cladding is supported by HK4 Brackets through the insulation layer to the main structure. These brackets cause thermal heat bridges....

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Brickwork Support Systems-7

HK4-U The universal standard for support in transverse joints is available in several types, see page 10 - 11 HK4-FV The standard type for support above window openings allows larger spacing behind the support brackets. Variants for different applications are available, see page 14 - 15 HK4-S with HTA-ES Precast lintel support The precast unit is horizontally and vertically adjustable for exact alignment, see page 21 • Software for support brackets at www.halfen.com • Design handbook PFM (PDF-Format, Acrobat Reader®) This publication is only available in German. • CAD - Libraries: - HK4 Support...

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Brickwork Support Systems-8

Continuous wall surface 1. HK4-U Single support brackets, spacing e = 25 cm, see page 10 - 11 2. HK4-U Single support brackets, spacing e ≥ 50 cm, and HW 95 Support angle, see page 10 and page 18 - 19 horizontal expansion joint 3. HK4-P Angle support brackets, spacing e = 50 cm, see page 16 horizontal expansion joint 4. HK4-F Angle support brackets, see page 13 horizontal expansion joint vertical expansion joint Support over wall openings 1. HK4-F Support with visible angle support bracket, seepage 12 2. HK4-F Support with hidden angle support bracket and HSL Suspension loops, see page 14 - 15...

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Brickwork Support Systems-9

KM Grout-in wall anchors Support with grout-in brackets and angle support brackets placed between the grout-in brackets, see page 22 HAV Parapet support brackets horizontal sliding joint Wind-resistant support of parapet brickwork facing on horizontally sliding roof slabs, see page 23 HK4-FRL Support brackets for brick-facing on columns With angle support brackets, special construction, see page 13 HK Special support brackets for larger loads (loads up to 26 kN) 24 H Model HK0-UL – 0.5 for low height installations Cavity wall ties for horizontal load support, see page 24 - 26 Brickwork connection...

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Brickwork Support Systems-10

The HK4-U Single support bracket is a standard single bracket with a support-plate. Used in combination with HALFEN HTA Cast-in channels, the adjustable HK4-U Wall bracket provides an easy-to-install, cost-effective and safe construction. The specified load-bearing capacities are for fixings in concrete ≥ C20/25. Order example; type version load level stand-off K material HK4 - U - 7,0 - 190 - L4 Cavity wall tie for drill fixing, see page 24 Tender specifications, see page 42 - 43 Cavity wall tie, see page 25 vertical section HK4 with depth adjustment Note: y ≥ × + 25 mm additional suspension...

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Brickwork Support Systems-11

HK4 - U with suspension loop Example: Brickwork cladding support with height = H ≤ 6.00 m ej = expansion joint cj = construction joint Example: Support with and without support angle Single HK4 Wall bracket HTA-CE Short piece Continuous cast-in HALFEN Channel, for example; HTA-CE 38/17 loose HW Support angle see page 18+19 seepage 36 for load table

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Brickwork Support Systems-12

with height offset to the front; additional suspension height up to 350 mm standard version HK4 with angle and two supports For support of low-height brickwork cladding, e.g. parapets above window openings; allows larger brackets spacing. Note: Support the brickwork while work is in progress until sufficient stability has been reached to avoid excessive deflection of the angle support bracket, see page 14. Order example: type version max. load wall bracket stand-off length K bracket length L material Note: y ≥ × + 25 mm additional suspension height up to 350 mm ar = required edge spacing in according...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.