Quick details:

Place of Origin: Jiangsu, China (Mainland) 

Brand Name: HYPRO 

Model Number: HYPRO-LB4.3 

Weight: 4.3KG 

Outer diameter: 760+-10mm 

Inner diameter: 440mm 

Buoyancy: >145N 

Colour: orange

Packaging and delivery:

Packaging Details: bag and carton

Delivery Detail: 5-10 days upon the ouder

Overview:

Every life ring shall:

1.have an outer diameter of not more than 800 mm and an inner diameter of not less than400 mm;

2.be constructed of inherently buoyant material; it shall not depend upon rushes, cork shavings or granulated cork, any other loose granulated material or any air compartment which depends on inflation for buoyancy;

3.be capable of supporting not less than 14.5 kg of iron in fresh water for a period of 24 hours;

4.have a mass of not less than 2.5 kg;

5.not sustain burning or continue melting after being totally enveloped in a fire for a period of 2 seconds;

6.be constructed to withstand a drop into the water from the height at which it is stowed above the waterline in the lightest seagoing condition or 30 m, whichever is the greater, without impairing either its operating capability or that of its attached components;

7.if it is intended to operate the quick release arrangement provided for the self-activated smoke signals and self-igniting lights,have a mass sufficient to operate the quick release arrangement;

8.be fitted with a grabline not less than 9.5 mm in diameter and not less than 4 times the outside diameter of the body of the buoy in length. The grabline shall be secured at four equidistant points around the circumference of the buoy to form four equal loops.

Life ring position:

1.So distributed as to be readily available on both sides of the ship and as far as practicable on all open decks extending to the ship's side,at lest one shall be placed in the vicinity of the stern.

2.At least one life buoy on each side shall be fitted with a buoyant lifeline.

3.Not less than half of the total number of life buoys shall be provided with self-igniting lights.

4.Not less than two of the self-igniting lights shall be provided with life buoy self-activating smoke signal.

5.Life buoy with lights and smoke signals shall be equally distributed on both sides.

Life ring color:

Highly visible colour-Orange

Minimum requirements:

Length of vessel       No. of life rings

<100m                               8

100m-<150m                     10

150m-<200m                     12

>200m                              14