Atlas index
Form · Sizes pending
Metallic — indicative fig. M·100

Extruded aluminium flat rectangular bar available in various alloys (6061, 6063, 6082) and tempers, offering high strength-to-weight ratio, excellent corrosion resistance, and 100% recyclability for structural and architectural applications

01 Physical

Density 2700kg/m³
Specific gravity 2.7
Porosity 0%
Water absorption 0%
Hardness 95
UV resistance Excellent
Chemical resistance Good
pH tolerance 4.5-8.5
Surface roughness 1.6µm

02 Mechanical

Tensile strength 310MPa
Compressive strength 280MPa
Flexural strength 290MPa
Shear strength 207MPa
Poisson's ratio 0.33
Impact resistance Good
Creep resistance Good

03 Thermal

Thermal conductivity 160W/m·K
Specific heat 896J/kg·K
Thermal expansion 23×10⁻⁶/°C

04 Compliance & Fire First question

Combustibility class Non-combustible
Fire resistance level Non-combustible
Flame spread index 0
Smoke dev. index 0
Heat release rate 0

05 Sustainability & Health

Embodied carbon 8500kgCO2e/tonne
Carbon footprint 8.5
Embodied energy 155MJ/kg
Water footprint 125L/kg
Recyclability 100%
Recycled content 47%
Renewable content 0%
Circular score 95
VOC emissions 0
Toxicity rating Non-toxic
LEED contribution 2

06 Durability · Cost · Logistics

Expected lifespan 50
Maintenance interval 12
Warranty period 15
Material cost (range) 8-15
Material cost (per unit) 11.5
Lead time 1-2 weeks
Lifecycle cost 25
Annual maintenance 0.5
Market availability Excellent

07 Assessment

Advantages

  • Lightweight (1/3 weight of steel)
  • Excellent corrosion resistance
  • 100% recyclable with no property degradation
  • Non-combustible (AS 1530.1)
  • High strength-to-weight ratio
  • Easy to machine, cut, and weld
  • Good thermal and electrical conductivity
  • No VOC emissions
  • Long service life (50+ years)
  • Suitable for all BAL zones

Constraints

  • Higher initial cost than steel
  • Lower stiffness than steel (1/3 elastic modulus)
  • Galvanic corrosion risk with dissimilar metals
  • Requires specialized welding techniques
  • Surface scratches difficult to repair
  • Thermal expansion 2x that of steel
  • Lower melting point (660°C)
  • Requires electrical isolation from steel
  • Work hardening during fabrication
  • UV degradation of organic coatings

08 Applications

A1 Structural framing and support beams
A2 Window and door frames
A3 Architectural trim and facades
A4 Brackets and mounting hardware
A5 Marine and coastal construction
A6 Electrical bus bars
A7 Heat sinks and thermal management
A8 Machine components and fixtures
A9 Balustrades and handrails
A10 Transport industry components

09 Sources & Standards

Sources pending — citations for this material are not yet recorded. Verify all figures against manufacturer data and current standards before specifying.

MATERIALS ATLAS · CL·AD M·100 · data indicative — verify per project