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[China]
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Address: C1-7, Xuhui Center, Jinguan North 2nd Street, Shunyi District, Beijing City, P.R. China 101300
Contact name:William Lau
Hongruntong Marine LLC. |
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High-Density Polyethylene Foam Chain Mooring Pick-up Buoy for Oil and Gas Industry
Description
Chain pick-up buoys are an essential tool for any marine operation that requires anchoring or securing cables, providing a safe and reliable solution for keeping equipment in place on the open ocean.
Chain pick-up buoys are a type of marine navigation aid that is used to secure chains, ropes, and other cables to a fixed point on the ocean floor. These buoys typically consist of a large, floatable buoy that is connected to a heavy-duty anchor on the ocean floor or seabed. The buoy is attached to the chain or cable, allowing it to be lifted and lowered as needed.
Chain pick-up buoys are often made from durable materials such as steel or plastic, which can withstand the harsh ocean environment and resist corrosion or damage. They usually have high buoyancy, providing ample lift even when fully loaded. In addition, many chain pick-up buoys are highly visible, featuring bright colors, reflective strips or other markings that make them easy to spot from a distance.
These buoys are commonly used in a variety of marine applications, including offshore drilling, oil and gas exploration, and navigation. They provide a reliable and safe solution for anchoring equipment and ensuring that it stays in place on the open ocean, helping to prevent accidents or damage due to drifting or shifting equipment.
In conclusion, chain pick-up buoys are an essential tool for marine
operators, providing a means of securing equipment to a fixed point
on the ocean floor. They are durable, highly visible and versatile,
making them suitable for a wide range of marine applications.
Specifications
| No. | Material Property Requirements | Test Item | Test Method | Required Value | Test Value |
| 1 | Polyurethane Elastomer Skin | Hardness | ASTM D-2240 | 75-95 Shore A | 80 Shore A |
| Tensile Strength | ASTM D-412 | ≥13.8 MPA | 14.5 MPA | ||
| Elongation | ASTM D-412 | ≥300% | 400% | ||
| Tear Strength | ASTM D-624 | ≥ 32.4 kN/m | 33.4 kN/m | ||
| Flex Life (Ross) | ASTM D-1052 | ≥10000 Cycles | 12000 Cycles | ||
| Abrasion Resistance | ASTM D1630 | ≥ 100 NBS | 113 NBS | ||
| 2 | Polyethylene Foam Core | Density | ASTM D-3575 Suffix W | 62 kg / cu m (+/-10%) | 62 kg / cu m (+/-10%) |
| Tensile Strength | ASTM D-3575 Suffix T | ≥289 kPa | 295 kPa | ||
| Elongation | ASTM D-3575 Suffix T | ≥95 % | 97 % | ||
| Tear Resistance | ASTM D-3575 Suffix G | ≥2.2 kN/m | 2.3 kN/m | ||
Compressive Strength 10% deflection | ASTM D-3575 Suffix D | ≥27 kPa | 29 kPa | ||
Compressive Strength 25% deflection | ≥48 kPa | 51 kPa | |||
Compressive Strength 40% deflection | ≥77 kPa | 82 kPa | |||
Compressive Strength 50% deflection | ≥110 kPa | 122 kPa | |||
| Compression Set Average | ASTM D-3575 Suffix B | 17.2 % | 17.2 % | ||
| Thermal Stability | ASTM D-3575 Suffix S | < 0.5 % change (24 hrs at 70 deg C) | 0.37 % change (24 hrs at 70 deg C) | ||
| Water Absorption | ASTM D-3575 Suffix L | < 0.34 kg / sq m (skived) | 0.31 kg / sq m (skived) | ||
| Flammability | FMVSS302 | Pass | Pass | ||
| PPP-C-1752B | -54 deg C to 99 deg C | -54 deg C to 99 deg C | |||
| 3 | Nylon Filament Reinforcement | Nylon Cord Weight | ASTM D-885 | 0.280 g/m avg. | 0.280 g/m avg. |
| Breaking Strength | ASTM D-885 | 231 N avg. | 231 N avg. | ||
| Elongation (Ultimate) | ASTM D-885 | 16% avg. | 16% avg. | ||
| Tensile Strength | ASTM D-412 | ≥31 MPA | 33 MPA | ||
| Elongation | ASTM D-412 | ≥16% | 19.5% | ||
| Tear Strength | ASTM D-624 | ≥78.8 kN/m | 88.3 kN/m |
| Model | Buoy Diameter (mm) | Weight (kg) | Nett Buoyancy (kg) |
| HM-P1 | 300 | 2.2 | 12 |
| HM-P2 | 400 | 5 | 30 |
| HM-P3 | 500 | 7.5 | 62 |
| HM-P4 | 600 | 17 | 110 |
| HM-P5 | 800 | 40 | 260 |
| HM-P6 | 1000 | 78 | 520 |
| HM-P7 | 1200 | 130 | 900 |
| HM-P8 | 1600 | 320 | 2130 |
| HM-P9 | 1800 | 560 | 3020 |
Features
1. Durable Construction: Chain pick-up buoys are designed to withstand harsh ocean conditions, and are often made of high-quality, corrosion-resistant materials.
2. High Buoyancy: These buoys are designed to provide high buoyancy, allowing them to float on the water even when fully loaded.
3. Easy to Install and Use: Chain pick-up buoys are easy to install and operate, often featuring simple attachment points and quick-release mechanisms.
4. Visibility: Many chain pick-up buoys are brightly colored and feature reflective strips or other highly visible markings, making them easy to spot from a distance.
5. Versatile: Chain pick-up buoys can be used in a variety of marine applications, including offshore drilling, shipping, and navigation.
Applications
● Exploration and drilling
● Shipping and navigation
● Fishing
● Mooring of floating structures
● Marine research
Advantages
◆ High-quality and durable materials: Chain pick-up buoys are typically constructed from high-quality, durable materials, such as steel or plastic, which can withstand the harsh marine environment and resist corrosion.
◆ Customizable design: Many chain pick-up buoys can be customized to suit specific requirements, such as different sizes, buoyancy, and colors. This allows manufacturers to cater to a variety of marine applications.
◆ Reliable performance: Chain pick-up buoys provide reliable performance, with high buoyancy and visibility, ensuring they can hold and secure equipment in place, even during rough seas.
◆ Cost-effective: Chain pick-up buoys are a cost-effective solution for marine operators, as they can prevent costly accidents or equipment damage caused by drifting or shifting equipment.
◆ Easy maintenance and repair: Chain pick-up buoys are designed for easy maintenance and repair, providing a long service life and reducing the need for frequent replacement.
