Marine Double Bollard Type A

Marine Double Bollard Type A

Certificate: CCS, GL, BV certificate, etc.
Delivery Time: 15 days
Place of Origin: China
Packing Details: Export standard packaging.

Category:

Marine Double Bollard Type A (GBT554-1996 Standard) – Premium Mooring Solution

Robust & Reliable Vessel Securing System

Our GBT554-1996 Marine Double Bollard Type A is the industry-standard mooring solution designed for maximum security and durability in demanding marine environments. Engineered to Chinese national standards, this symmetrical twin-horn design provides exceptional load-bearing capacity for safe vessel mooring at docks and piers.

Key Features & Benefits

✔ Heavy-Duty Construction

  • Manufactured from high-grade steel plate

  • Optional 1Cr18Ni9Ti stainless steel covering available

  • Withstands extreme marine conditions and heavy loads

✔ Flexible Installation Options

  • Suitable for both steel and composite (steel+wood) decks

  • Base height adjusts for deck type (15mm clearance for wood decks)

  • Can be fabricated from seamless steel pipes or welded steel plates

✔ Enhanced Safety Features

  • Optional baffle installation for bollards ≥250mm diameter

  • Meets all strength and durability requirements of GBT554-1996

✔ Global Compliance

  • Certified by CCS, ABS, BV, LR, NK, RINA and other major classification societies

Technical Specifications

  • Standard: GBT554-1996 (Chinese National Standard)

  • Material: Premium Steel Plate

  • Fabrication Options:

    • Seamless steel pipe (for Ø≤500mm)

    • Welded steel plate construction

  • Surface Options: Standard or stainless steel clad

Sizes:
Nominal Dia. D D1 h1 h2 H H1 t2 A B l L R Max. Breaking Load Weight
(mm) KN (kg)
100 114 145 40 6 196 150 7 250 165 70 445 15 29 19
125 140 180 50 6 246 190 8 315 195 100 540 15 39 29
160 168 210 60 6 316 250 9 400 225 145 670 20 49 45
200 219 270 70 8 378 300 9 500 290 160 860 25 78 80
250 273 335 80 8 470 380 9 630 360 215 1065 30 118 141
315 325 390 105 10 597 480 9 800 430 325 1300 35 196 264
355 351 420 120 10 663 530 12 890 480 360 1475 40 255 358
400 402 480 135 10 749 600 12 1000 550 400 1630 45 314 499
450 450 545 145 10 841 680 12 1130 620 450 1840 50 382 680
500 508 610 160 12 928 750 12 1250 690 500 2040 55 451 911
560 560 670 175 12 1025 830 12 1380 750 560 2240 60 549 1208
630 610 730 190 12 1152 940 12 1570 820 680 2510 70 868 1601
710 712 840 220 14 1294 1050 12 1750 960 710 2840 80 804 2252
800 813 940 255 14 1480 1200 12 2000 1100 810 3240 80 981 3071

The description/sizes may be different with goods, please check with us when order.

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