sinostar can customize manhole covers, guide holes and other equipment according to the needs of customers.

The NS2589 bulwark chock is made of cast steel, and the surface is cleaned to SA2.5 in accordance with Swedish standard SIS 05 59 00, and is coated with a rust-proof primer. Therefore, the surface is very smooth, and with no burr or sharp edge, which helps to reduce the friction of mooring ropes.

NS2587 Bulwark Mounted Mooring Chock is a special type of hawse hole at a vessel’s bow, which is designed for temporary mooring. NS means Norsk standard or Norwegian Standard, a standard as JIS, DIN, GB, etc. This standard has four kinds of chocks NS2587.

The ISO 13728 Panama Chock Type A is a robust steel fitting designed for safe and efficient mooring line handling on the deck of large ships. Manufactured from high-quality cast steel, it provides a designated pathway for mooring lines, ensuring smooth operation.

The bulwark towing chock also known as EU type towing chock is installed on the bulwark. The bulwark towing chock is the towing fittings applied for the towing purpose by towing lines.

A panama chock is a special type of hawse hole at a vessel's bow and designed as per the mooring requirements set by Panama Canal Authority.

T Head Type Dock Bollard T Head bollard also can be called Tee head dock mooring bollard. The upon the side of the dock bollard is T head type, which can be different models according to the design of the dock.

Twin horn type bollard is one of the most commonly used type of dock bollard. Its’ special horn shape can help more effectively fasten the rope and avoid releasing. We can also supply other types of dock bollards: K head dock bollard, staghorn type bollard, T head dock bollard, J type dock bollard, R type dock bollard, single bitt bollard, etc.. If you are interested in our products, please contact us.

NS2585 warping roller is the same as the GB/T 10105-88 fairlead. It is cast by the finest quality marine mild carbon steel for added durability. All surfaces in contact with the ropes shall be free from surface roughness or irregularities likely to cause damage to the ropes by abrasion. It has a high breaking load of a tightwire. The compact design, precision machined smooth surface and easily removable shafts ensure the good wear and corrosion resistance of the fairlead.

The foundation of the warping roller shall be determined by the manufacturer in accordance with the standard of ISO13755. The roller fairlead is made from steel casting having a yield point of not less than 205N/mm2 or steel plates having a yield point of not less than 235 N/mm2 and the Axl is made from weldable steel casting having a yield point of not less than 350N/mm2 or equivalent.

A DIN 81906 warping roller, also known as a fairlead roller, is a marine device used to guide mooring ropes or cables on ships. It's designed to change the direction of the rope and facilitate secure docking or anchoring. The fairlead roller typically consists of a cast steel or cast iron roller mounted on a pedestal or directly on the deck.

Single Roller Fairlead with Socket is a heavy-duty piece of equipment designed for the harsh environment of boats and ships. It functions similarly to its land-based counterpart, guiding and supporting ropes, lines, and cables while they’re under tension.

Single Roller Fairlead with Socket is a heavy-duty piece of equipment designed for the harsh environment of boats and ships. It functions similarly to its land-based counterpart, guiding and supporting ropes, lines, and cables while they’re under tension.