Base Plate - Square
- Regular price
- From $7.55
- Sale price
- From $7.55
- Regular price
Need a custom size?
Product details
Our CNC machined square post base plates are made from aluminium and are designed to be welded to the bottom of an aluminium post or round tube and screwed to a concrete slab or timber deck. Made from 10mm in thickness with mounting holes. Nelsons CNC square base plates are made in-house on our CNC machining centres with precise accuracy to guarantee a perfect fit. All base plates are supplied in mill-finished aluminium.
Common applications for a square post base plate
Our precision-engineered aluminium base plates provide a robust foundation for a variety of residential and commercial fabrication projects. Because each square base plate is machined in-house to 10mm thickness, they offer the structural integrity required for heavy-duty installations while maintaining a clean, professional finish.
Common uses for a square post base plate include:
- Glass and Aluminium Balustrades — Providing a secure, wobble-free mounting point for safety railings on balconies and stairs.
- Pool Fencing Systems — Ensuring vertical posts remain perfectly upright and resistant to wind loads or physical pressure in outdoor environments.
- Privacy Screening and Slat Fencing — Acting as the primary anchor for decorative or functional screening around gardens and boundary lines.
- Custom Handrails and Grab Rails — Ideal for disability access ramps or commercial walkways where stability and precise alignment are non-negotiable.
- Pergolas and Lightweight Decking Structures — Connecting aluminium support posts to concrete footings or timber subframes with ease.
- Signage and Bollard Installation — Delivering a reliable base for mounting commercial signage posts or light-duty safety bollards in car parks.
- Sunshades and Awning Supports — Supporting the framework for outdoor shade solutions that need to withstand consistent exposure to the elements.
Matching your base plate with high-quality aluminium end caps
To complete your installation and achieve a professional finish for every square post base plate, it is essential to seal the exposed tops of your tubing. We recommend matching your square base plate with our durable aluminium end caps to provide a seamless look while protecting the internal structure of your posts from debris and moisture.
Bring your vision to life with Nelsons CNC
Getting your project off the ground starts with a foundation you can rely on for years to come. Whether you are securing a square post base plate to a timber deck or welding a custom square base plate for a commercial balustrade, our team is here to support you. We take pride in our Australian-made quality and the precise accuracy of our in-house machining. Every detail is handled with care to ensure a seamless fit. To discuss your specific dimensions, simply contact our fabrication experts today. Let’s build something exceptional together with Nelsons CNC.
FAQs
In what situations or projects is a square base plate most appropriate?
A square base plate is most appropriate for projects that require a secure, stable foundation for vertical aluminium posts. They are commonly used in the installation of pool fencing, glass balustrades, privacy screening and structural handrails. Whether for residential or commercial use, these plates provide the necessary support to anchor posts firmly to solid surfaces.
What exactly is the base plate square made of and how is it attached?
Every square post base plate is manufactured from 10 mm-thick mill-finished aluminium. They are precision-machined in-house to ensure a perfect fit. The installation process involves welding the plate to the bottom of an aluminium post or round tube. Once welded, the assembly is fixed to a concrete slab or timber deck using the pre-drilled mounting holes.
What sizes are available, and can I request a custom size?
Our standard square base plate range is precision-machined in-house to suit a wide variety of structural and decorative projects. Our standard sizes include:
- 80x80x6
- 100x100x6
- 100x100x8
- 100x100x10
- 120x120x10
- 160x160x10
Because we manufacture every square post base plate on our own CNC machining centres, we have the flexibility to cater to unique requirements. If you require a bespoke design or a custom size not listed above, our fabrication team can provide a precise solution tailored to your needs.
Can I trust this base plate for long-term stability and safety?
Yes, you can rely on these plates for long-term safety. Our 10mm aluminium square post base plate is heavy-duty and corrosion-resistant, making it ideal for durable installations in Australian outdoor environments.
Base Plate - Square
Available Sizes
80x80x6
SKU: 80806BP- 1 0% $7.55
- 50 15% $6.42
- 100 20% $6.04
- 500 25% $5.67
- 1000 30% $5.29
100x100x6
SKU: 1001006BP- 1 0% $8.75
- 50 15% $7.44
- 100 20% $7.00
- 500 25% $6.57
- 1000 30% $6.13
100x100x8
SKU: 1001008BP- 1 0% $11.00
- 50 15% $9.35
- 100 20% $8.80
- 500 25% $8.25
- 1000 30% $7.70
100x100x10
SKU: 10010010BP- 1 0% $13.20
- 50 15% $11.22
- 100 20% $10.56
- 500 25% $9.90
- 1000 30% $9.24
100x100x10 - with 50x50 Recess
SKU: 10010010BPR- 1 0% $13.80
- 50 15% $11.73
- 100 20% $11.04
- 500 25% $10.35
- 1000 30% $9.66
120x120x10
SKU: 12012010BP- 1 0% $15.50
- 50 15% $13.18
- 100 20% $12.40
- 500 25% $11.63
- 1000 30% $10.85
160x160x10
SKU: 16016010BP- 1 0% $22.00
- 50 15% $18.70
- 100 20% $17.60
- 500 25% $16.50
- 1000 30% $15.40
Same Day Shipping
Orders received by 12pm are sent the same day by Overnight Express Shipping. For our international customers, please visit our shop page for end caps.
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