Marine Double Bollard Type B (GBT554-1996 Standard)
Engineered for Maximum Mooring Security
The GBT554-1996 Marine Double Bollard Type B offers enhanced vessel securing capability with its distinctive dual-horn design. Perfectly balanced with a central cylinder and side protrusions, this robust mooring solution delivers exceptional load distribution and rope security for demanding port operations.
Premium Features & Benefits
✔ Unmatched Durability
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Constructed from heavy-duty steel plate
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Optional 1Cr18Ni9Ti stainless steel cladding available
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Engineered to withstand extreme mooring stresses
✔ Adaptable Installation
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Flexible mounting for various deck types
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Minimum base height specifications for steel decks
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15mm clearance requirement for wood deck installations
✔ Custom Configuration Options
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Available in seamless steel pipe (≤500mm) or welded plate construction
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Optional baffle installation for bollards ≥250mm diameter
✔ Globally Certified Quality
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Fully compliant with GBT554-1996 Chinese standard
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Certified by CCS, ABS, BV, LR, NK, RINA and other major marine organizations
Technical Specifications
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Standard: GBT554-1996
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Material: High-grade Steel Plate
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Fabrication Methods:
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Seamless steel pipe (for diameters ≤500mm)
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Welded steel plate construction
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Surface Options: Standard or stainless steel clad
Parameters:
| Max. Breaking Load | Nominal Dia. | H | A | D | D1 | h | ≧t | ≧t1 | t2 | |
| KN | (mm) | Deck without Plywood | Deck with Plywood | |||||||
| 49 | 160 | 250 | 310 | 400 | 168 | 210 | 8 | 10 | 6 | 9 |
| 78 | 200 | 300 | 360 | 500 | 219 | 270 | 8 | 10 | 8 | 9 |
| 118 | 250 | 380 | 440 | 630 | 273 | 335 | 8 | 11 | 10 | 9 |
| 196 | 315 | 480 | 540 | 800 | 325 | 390 | 10 | 15 | 12 | 9 |
| 255 | 355 | 530 | 590 | 890 | 351 | 420 | 10 | 17 | 13 | 12 |
| 314 | 400 | 600 | 660 | 1000 | 402 | 480 | 10 | 18 | 14 | 12 |
| 382 | 450 | 680 | 740 | 1130 | 450 | 545 | 10 | 19 | 16 | 12 |
| 451 | 500 | 750 | 810 | 1250 | 500 | 600 | 12 | 20 | 18 | 12 |
The description/sizes may be different with goods, please check with us when order.
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