Galvanizing and metal finishing services

HDX70/130

Technical Support

Icon Caret Product Introduction

HDX70/130

Extra Heavy Duty Cavity Wall Lintel 

Cavity: 70-85mm

Wide Inner Leaf: 125-140mm

Outer Leaf: 100mm

Must be solid, fully jointed blockwork infill to inner leaf.  

 

Features  

  • Birtley lintels have been tested to BS 476-20:1987 to determine the fire resistance 
  • Lack of baseplate and factory fitted insulation reduces thermal bridging
  • Supergalv coating offers superior life expectancy

 

Length 750-3000 1950-2700 2850-3000 3150-3300 3450-3900 4050-4200 4350-4800 4950-5100
L (kN) 70 60 55 50 45 40 35 25
W (kg/m) 17.5 17.5 17.5 17.5 17.5 17.5 17.5 17.5
H (mm) 231 231 231 231 231 231 231 231

(L) Load SWL/UDL value (W) Weight (H) Height 

 

Icon Caret Product Attributes

Brand Birtley
Generic Ref HDX70/130
Product Range Cavity Wall Lintels
Product Sub-range 70-85mm Cavity Wide Inner Leaf
Product Type Extra Heavy Duty Cavity Wall Lintel - 100mm Outer leaf/125-140mm Inner Leaf
European Standard/ETA BS EN845-2:2013+A1:2016
Test Standard EN846-9:2000/2016
Notified Body Lucideon Ltd (NB 1289)
Material Mild Steel S275JR to BS EN10025-2:2004
Coating/Finish/Colour 65µm Hot Dip Galvanized to BS EN ISO 1461:2009
Thermal Performance Contact us for information
Insulation Expanded Polystyrene - BREEAM rating A+
Fire Rating 60 mins (with 2 coat plaster finish)
1. Installation requirement Bed fully on bricklaying mortar
2. Installation requirement Must be used with a cavity tray - External walls only
3. Installation requirement Not suitable for point loads or concrete floors
4. Installation requirement 150mm Minimum end bearing
Sales Qty 1
Packaging weight 0
1. Features Supergalv coating offers superior life expectancy
2. Features Post-fabrication galvanizing leaves no surface with inferior paint protection
3. Features Lack of baseplate and factory fitted insulation reduces thermal bridging
4. Features Structural grade steel to EN10025
5. Features Wide inner leaf to suit 125-140mm block
Option 1 Alternative material options: Ultragalv coating (150µm), Stainless Steel 1.4301 (304)
Option 2 Outer Leaf Options: Reduced length flange (RFF), No rainwater drip (ND), Render mesh (MF)
Option 3 Inner Leaf Options: No plaster key (NM), Closer plate (CP)

Icon Caret DoPs & DOCUMENTS

Lintels Selector

Icon Stockist

Stockist Locator

Supatherm PSI Calculator for Thermally Broken Lintels

Products in Our Range