MESA® Aluminium Joists | Class A
Verified by manufacturer 6 months ago
DA-J-A-20
DA-J-A-20
Non-combustible, low-profile aluminium joists. Fire-Rated Class A.
Application
Suitable for decking and paving substructure.
Description
Aluminium Class A fire rated decking joists.
Features and benefits:
- Central channel for flush fixing.
- Available in three profiles and with a mill or powder coated finish.
General information
Color | Black Guidance for specification option: Jet black. |
Finish | Guidance for specification option:
|
Material | Aluminium |
Shape | Rectangle |
Length | 3600 mm Bespoke Guidance for specification option: Orders over 1000kg. |
Width | 50 mm |
Height | 20 mm 40 mm 80 mm |
Uniclass | |
CAWS | Q55/110 Deck |
Specification data - Aluminium structural sections
Material standards | |
Designation system, chemical composition and forms | T6-6063 Aluminium. |
Structural sections | |
Size | 20 x 50 x 3600 mm.Guidance for specification option: H x W x L. Manufacturer guidanceCustom lengths available. |
Finish | |
Worked | Powder coated.Guidance for specification option: Standard, Class A2 fire rating to BS EN 13501-1. |
Applied | Mill.Guidance for specification option: Class A1 fire rating to BS EN 13501-1. |
Colour | Jet black 9005. |
Reaction to fire | To BS EN 13501-1, A2-s1, d0. Guidance for specification option: Powder-coated. |
Density | 2.69 g/cm³. |
YoungModulus | 68.3 GPa. |
Tensile strength (minimum) | 160 MPa. |
Elongation at break | 18–33%. |
PoissonRatio | 0.3. |
Melting point | 615°C. Manufacturer guidanceTemperature. |
ThermalConductivity | 210 W/m·K. |
Linear thermal expansion coefficient | 2.34E-5/K. |
SpecificHeatCapacity | 900 J/kg·K. |
Fixings | Required. Tek screws. |
Volume | 30–35 nOhm·m. Manufacturer guidanceResistivity. |
Core material | Aluminium alloy. |
Grade | T6 6063. |
Load | 600 mm. Guidance for specification option: Maximum span. Manufacturer guidanceTable. |
Length | 3600 mm. Custom. Guidance for specification option: Custom lengths available. |
Sustainability data
Contains Red List materials | No |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 6.77 kg CO₂ eq/kg Guidance for specification option: Produced with wind energy (A1-3). The rate increases to 22.72 kg·CO₂e/kg if the client decides not to use green energy. |
Recyclability | 100% |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 IFC | - | 1 |
 Revit | - | 1 |
Case studies
Ensign Court High Rise Decking