POLYMETAL spear top tubular steel fencing is designed for homeowners who refuse to compromise on safety, appearance and long-term value. The heavy duty spear top pickets, solid tubular steel construction and precision welding create a rigid barrier that deters intruders, protects children and pets, and adds a clean architectural line to residential properties, and we also supply crimped spear garrison fence panels for projects that need a similar premium security style.
Original Product Description – Heavy Duty Spear Top Steel Grills Fence Design for Residential
Heavy Duty Spear Top Steel Grills Fence Design for Residential
| System | Pickets | Rails | Posts | |||
|---|---|---|---|---|---|---|
| Inch | Metric | Inch | Metric | Inch | Metric | |
| Residential Lite | 5/8″ Sq. x 19ga. | 16 x 16 x 1.0mm | 1-3/8″ Sq. x 18ga. | 35 x 35 x 1.2mm | 2″ Sq. x 16ga. (up to & including 6′ tall fence) | 50 x 50 x 1.5mm (up to & including 1829mm tall fence) |
| Commercial Lite | 3/4″ Sq. x 18ga. | 19 x 19 x 1.2mm | 1-1/2″ Sq. x 16ga. | 38 x 38 x 1.5mm | 2″ Sq. x 16ga. (up to & including 6′ tall fence) 2.5″ Sq. x 14ga. (up to & including 8′ tall fence) | 50 x 50 x 1.5mm (up to & including 1829mm tall fence) 63.5 x 63.5 x 2.0mm (up to & including 2438mm tall fence) |
| Industrial Lite | 1″ Sq. x 16ga. | 25 x 25 x 1.5mm | 1-3/4″ Sq. x 14ga. | 45 x 45 x 2.0mm | 3″ Sq. x 12ga. (6′ tall up to & including 10′ tall fence) | 75 x 75 x 2.5mm (1829mm tall up to & including 3048mm tall fence) |
| Commercial Plus | 3/4″ Sq. x 16ga. | 19 x 19 x 1.5mm | 1-1/2″ Sq. x 14ga. | 38 x 38 x 2.0mm | 2.5″ Sq. x 12ga. (up to & including 8′ tall fence) | 63.5 x 63.5 x 2.5mm (up to & including 2438mm tall fence) |
| Industrial Plus | 1″ Sq. x 14ga. | 25 x 25 x 2.0mm | 1-3/4″ Sq. x 14ga. | 45 x 45 x 2.0mm | 3″ Sq. x 12ga. (6′ tall up to & including 10′ tall fence) | 75 x 75 x 2.5mm (1829mm tall up to & including 3048mm tall fence) |
| High Security Plus (45° & 90° Curve) | 1″ Sq. x 14ga. | 25 x 25 x 2.0mm | 1-3/4″ Sq. x 14ga. | 45 x 45 x 2.0mm | 3″ Sq. x 12ga. (6′ tall up to & including 10′ tall fence) | 75 x 75 x 2.5mm (1829mm tall up to & including 3048mm tall fence) |
16 Critical Insights About Spear Top Tubular Steel Fencing You Don’t Want to Learn the Hard Way
1. The hidden risk of under-rated steel wall thickness Many homeowners choose thin-wall tubular sections to cut cost. This risk creates a weakness in the fence frame that bends under impact. POLYMETAL spear top tubular steel fencing uses properly rated sections to avoid this structural flaw.
2. The danger of oversize upright spacing If upright spacing is more than 100mm, children and animals can slip through or get stuck. This danger is a serious safety problem in residential projects. Our standard 100mm upright spacing maintains security without looking industrial.
3. The trap of mismatched post size and fence height Using small posts for tall panels is a classic design trap. The fence may sway in wind and fail at ground level. POLYMETAL matches post sizes up to 100mm x 100mm with taller spear top tubular steel fencing heights to resist wind load.
4. The costly pitfall of ignoring corrosion protection Skipping pre-galvanizing or quality powder coating is a direct pitfall that leads to rust, repainting, and early replacement. Our standard includes anti-corrosion treatment before the top coat to protect your investment.
5. The downside of low-grade welds Untidy welds, porosity and poor penetration create a structural downside and an ugly visual line. POLYMETAL uses jigs and controlled welding procedures to produce clean fillet welds on every spear and rail.
6. The serious problem of weak spear tips Decorative spears made from thin or soft material bend easily, creating a security problem. Heavy duty pressed or cast spear tops provide a sharp visual deterrent and maintain shape over time.
7. The brutal cost trap of wrong panel width Ordering panel widths that do not match 2400mm or 2450mm centres is a hidden cost that explodes labour time, cuts and waste on site. Choosing standard POLYMETAL panel widths avoids this expensive mistake and protects your budget.
8. The weakness of ignoring local wind and terrain Designing spear top tubular steel fencing without considering terrain category, wind region and corner posts is a structural weakness. Correct post size, embedment depth and rail frame selection turn a risk into a benefit.
9. The oversight of gate hardware quality Many projects focus on panel price and commit a major oversight on hinges and latches. Under-specified hardware fails first and can become a security gap. POLYMETAL recommends heavy duty gate kits matched to panel weight.
10. The hazard of poorly prepared foundations Shallow or narrow concrete footings are a hidden hazard. Movement at ground level causes cracking and misalignment of spear tops. Correct hole diameter and depth, combined with quality concrete, protect the straight sight line of the fence.
11. The threat of incompatible coatings and colours Mixing different powder brands and gloss levels creates a visual threat to your project aesthetics. Using a consistent POLYMETAL colour system guarantees a uniform finish across fences, gates and accessories.
12. The long-term loss from ignoring maintenance access Designing fences without clear access for gardening, cleaning and repairs leads to future loss of time and money. Planning gate positions and removable panels turns a maintenance risk into a practical advantage.
13. The waste of non-standard modular planning Random post centres and custom panel sizes quickly create material waste. Aligning your design to standard 2400mm or 2450mm panels allows efficient cutting, fast installation and lower total project cost.
14. The myth of “all tubular fences are the same” Believing this myth hides critical differences in raw material grade, welding quality and coating thickness. POLYMETAL spear top tubular steel fencing is engineered with consistent quality control rather than generic commodity sourcing.
15. The advantage of correctly matched systems Choosing one integrated system – Residential Lite, Commercial Lite, Industrial Lite or High Security Plus – is a strategic advantage. It aligns picket, rail and post sizes for predictable performance and clean design lines.
16. The powerful payoff of security and style together The final payoff is a fence that does not just look strong but is proven strong in service. Well-designed spear top tubular steel fencing boosts property value, improves security and reduces lifetime ownership cost.
Technical Specifications Overview for Spear Top Tubular Steel Fencing
POLYMETAL spear top tubular steel fences are available in a wide range of heights and widths. Typical rail frame options include 40mm x 40mm, 45mm x 45mm and 50mm x 50mm square rails. Uprights are commonly 16mm x 16mm, 25mm x 25mm or 30mm x 30mm with a standard upright spacing of 100mm for residential safety. Post sizes range from 60mm x 60mm up to 100mm x 100mm depending on fence height, terrain and loading.
Table 1 – Residential Spear Top Tubular Steel Fencing (Standard Duty)
| Fence Height (mm) | Fence Width (mm) | Rail Frame (mm) | Upright (mm) | Upright Spacing (mm) | Post Height (mm) | Post Size (mm) |
| 900 | 2400 | 40 x 40 | 16 x 16 | 100 | 1500 | 60 x 60 |
| 900 | 2450 | 40 x 40 | 16 x 16 | 100 | 1500 | 60 x 60 |
| 1200 | 2400 | 40 x 40 | 16 x 16 | 100 | 1800 | 60 x 60 |
| 1200 | 2450 | 40 x 40 | 16 x 16 | 100 | 1800 | 65 x 65 |
| 1350 | 2400 | 40 x 40 | 16 x 16 | 100 | 1800 | 60 x 60 |
| 1350 | 2450 | 40 x 40 | 16 x 16 | 100 | 1800 | 65 x 65 |
| 1500 | 2400 | 40 x 40 | 25 x 25 | 100 | 2100 | 65 x 65 |
| 1500 | 2450 | 40 x 40 | 25 x 25 | 100 | 2100 | 65 x 65 |
| 1800 | 2400 | 40 x 40 | 25 x 25 | 100 | 2400 | 65 x 65 |
| 1800 | 2450 | 40 x 40 | 25 x 25 | 100 | 2400 | 75 x 75 |
Table 2 – Heavy Residential / Commercial Lite Panels
| Fence Height (mm) | Fence Width (mm) | Rail Frame (mm) | Upright (mm) | Upright Spacing (mm) | Post Height (mm) | Post Size (mm) |
| 1200 | 2400 | 45 x 45 | 25 x 25 | 100 | 1800 | 65 x 65 |
| 1200 | 2450 | 45 x 45 | 25 x 25 | 100 | 1800 | 65 x 65 |
| 1500 | 2400 | 45 x 45 | 25 x 25 | 100 | 2100 | 65 x 65 |
| 1500 | 2450 | 45 x 45 | 25 x 25 | 100 | 2100 | 75 x 75 |
| 1600 | 2400 | 45 x 45 | 25 x 25 | 100 | 2100 | 75 x 75 |
| 1600 | 2450 | 45 x 45 | 30 x 30 | 100 | 2100 | 75 x 75 |
| 1800 | 2400 | 45 x 45 | 30 x 30 | 100 | 2400 | 75 x 75 |
| 1800 | 2450 | 45 x 45 | 30 x 30 | 100 | 2400 | 75 x 75 |
| 2000 | 2400 | 45 x 45 | 30 x 30 | 100 | 2450 | 75 x 75 |
| 2000 | 2450 | 45 x 45 | 30 x 30 | 100 | 2450 | 80 x 80 |
Table 3 – Commercial Plus Spear Top Tubular Steel Fencing
| Fence Height (mm) | Fence Width (mm) | Rail Frame (mm) | Upright (mm) | Upright Spacing (mm) | Post Height (mm) | Post Size (mm) |
| 1500 | 2400 | 50 x 50 | 25 x 25 | 100 | 2100 | 75 x 75 |
| 1500 | 2450 | 50 x 50 | 25 x 25 | 100 | 2100 | 75 x 75 |
| 1800 | 2400 | 50 x 50 | 25 x 25 | 100 | 2400 | 75 x 75 |
| 1800 | 2450 | 50 x 50 | 25 x 25 | 100 | 2400 | 80 x 80 |
| 2000 | 2400 | 50 x 50 | 30 x 30 | 100 | 2450 | 80 x 80 |
| 2000 | 2450 | 50 x 50 | 30 x 30 | 100 | 2450 | 80 x 80 |
| 2100 | 2400 | 50 x 50 | 30 x 30 | 100 | 2600 | 80 x 80 |
| 2100 | 2450 | 50 x 50 | 30 x 30 | 100 | 2600 | 100 x 100 |
| 2400 | 2400 | 50 x 50 | 30 x 30 | 100 | 3000 | 100 x 100 |
| 2400 | 2450 | 50 x 50 | 30 x 30 | 100 | 3000 | 100 x 100 |
Table 4 – Industrial / High Security Spear Top Systems
| Fence Height (mm) | Fence Width (mm) | Rail Frame (mm) | Upright (mm) | Upright Spacing (mm) | Post Height (mm) | Post Size (mm) |
| 1800 | 2400 | 50 x 50 | 25 x 25 | 100 | 2600 | 80 x 80 |
| 1800 | 2450 | 50 x 50 | 25 x 25 | 100 | 2600 | 80 x 80 |
| 2100 | 2400 | 50 x 50 | 30 x 30 | 100 | 3000 | 80 x 80 |
| 2100 | 2450 | 50 x 50 | 30 x 30 | 100 | 3000 | 100 x 100 |
| 2400 | 2400 | 50 x 50 | 30 x 30 | 100 | 3200 | 100 x 100 |
| 2400 | 2450 | 50 x 50 | 30 x 30 | 100 | 3200 | 100 x 100 |
| 2700 | 2400 | 50 x 50 | 30 x 30 | 100 | 3500 | 100 x 100 |
| 2700 | 2450 | 50 x 50 | 30 x 30 | 100 | 3500 | 100 x 100 |
| 3000 | 2400 | 50 x 50 | 30 x 30 | 100 | 3800 | 100 x 100 |
| 3000 | 2450 | 50 x 50 | 30 x 30 | 100 | 3800 | 100 x 100 |
Packing of POLYMETAL Spear Top Tubular Steel Fencing
POLYMETAL spear top tubular steel fencing panels are normally packed in tight, export-grade bundles to protect the finish and avoid transport movement. Panels are separated with plastic or cardboard interlayers where required, wrapped with stretch film or woven bags to protect spear tips, and then banded with steel or PET straps. Posts and gate frames are stacked by length and strapped onto steel or wooden pallets, with plastic caps protecting post ends. All packing is designed for easy unloading by forklift or crane while keeping the powder coated surface clean and undamaged.
Production Process for Spear Top Tubular Steel Fencing
The production of POLYMETAL spear top tubular steel fencing follows a controlled process from raw material to finished product. Quality steel tube is cut to length for rails, uprights and posts. Precision punching machines create upright slots and fixing holes in the rail frames. Uprights are then inserted and welded using jigs to hold alignment, forming a rigid spear top panel with clean, consistent welds. After welding, panels and posts are cleaned, de-greased and treated with a conversion coating. They are then pre-galvanized or hot-dipped according to the specified corrosion protection level. Finally, an exterior-grade polyester powder coat is applied and oven-cured to produce a durable, UV-resistant finish.
Standards and Quality for POLYMETAL Tubular Fencing
POLYMETAL spear top tubular steel fencing is manufactured under strict quality control with reference to relevant national and international standards for steel structure, welding practice and protective coatings. Material certificates are available for steel grades used in rails, uprights and posts. Coating thickness and adhesion are checked batch by batch, and critical dimensions such as upright spacing, panel width and post length are inspected to ensure consistent fit on site. For projects that require it, fencing can be supplied in a pre-galvanized finish and designed to align with performance expectations in common building and safety codes, helping specifiers and homeowners achieve both structural safety and long-term durability.
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