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HF Steel Navigation Buoys
HF steel navigation buoys for deep-water, shallow-water and restricted-area marking.
- Buoy diameter: 0.6–3.0 m
- Shell thickness: 2.5–10 mm
- Anchor chain size: 11–38 mm
- Configurations: D1/D2, D1A/D2A, D1B/D2B
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Product Description
HF steel navigation buoys are available in deep-water, shallow-water and restricted-area arrangements.
Arrangement Examples
Catalogue views; not to a common scale.
Body Dimensions
Scroll horizontally to view all columns on a small screen.
| Type | Buoy diameter (m) | Draft (m) | Freeboard (m) | Lamp focal height (m) | Shell thickness (mm) |
|---|---|---|---|---|---|
| φ0.6 | 0.6 | >0.5 | >0.3 | >1.5 | 2.5 |
| φ1.2 | 1.2 | >1.0 | >0.5 | >2.0 | 4.0 |
| φ1.5 | 1.5 | >1.2 | >0.6 | >2.5 | 5.0 |
| φ1.8 | 1.8 | >2.5 (deep water) ; >1.0 (shallow water) | >0.7 | >3.0 | 8.0 |
| φ2.4 | 2.4 | >3.0 (deep water) ; >1.5 (shallow water) | >0.9 | >4.5 | 8.0 |
| φ3.0 | 3.0 | >3.6 | >1.0 | >6.0 | 10 |
Dimensions refer to the installed buoy.
Mooring Component Selection
| Type | Anchor chain size (mm) | Sinker specification (t) |
|---|---|---|
| φ0.6 | 11 | 0.2 |
| φ1.2 | 17.5 | 0.5-1 |
| φ1.5 | 22 | 1-2 |
| φ1.8 | 28 | 2-3 |
| φ2.4 | 34 | 3-6 |
| φ3.0 | 38 | 5-8 |
Chain and sinker sizes are catalogue selections, not holding-capacity ratings.
Component Configurations
D2 uses a shorter tail tank than D1.
| Component | D1/D2 | D1A/D2A | D1B/D2B |
|---|---|---|---|
| 1 — Top mark | △ | △ | △ |
| 2 — Solar panels | △ | △ | △ |
| 3 — Radar reflector | △ | △ | △ |
| 4 — Day mark | △ | △ | △ |
| 5 — Superstructure | ○ | ○ | ○ |
| 6 — Battery box | ○ | ○ | ○ |
| 7 — Rubber fender | △ | △ | ○ |
| 8 — Buoy body | ○ | ○ | ○ |
| 9 — Zinc anode | △ | △ | ○ |
○ = catalogue fitted; △ = catalogue option.
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