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Pneumatic Fender
Pneumatic Fender
Pneumatic fenders are ideal for permanent and semi-permanent port applications and for offshore ship-to-ship transfers. They are supplied in a wide range of sizes and in standard or high-pressure versions.
General Details
Specification

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Summary                

Pneumatic fenders are ideal for permanent and semi-permanent port applications and for offshore ship-to-ship transfers. They are supplied in a wide range of sizes and in standard or high-pressure versions. Smaller fenders can be supplied as Hook type. Larger fenders are commonly fitted with a chain-tyre net(CTN) for added protection. For navy ships, a grey body is also available.

Features                

● Easy and fast to deploy 

● Very low reaction and hull pressure 

● Suitable for small and large tidal ranges 

● Maintains large clearances between hull and structure

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Application                

● Oil and gas tankers 

● Fast ferries and aluminium vessels 

● Temporary and permanent installations 

● Rapid response and emergencies


Advantages of Floating Pneumatic Rubber Fenders
Floating pneumatic rubber fenders can be easily handled and installed with guy-rope or guy-chain because of its light weight. It can resist the shearing force and maintain energy absorption level under inclined compression up to 15 degrees. Meanwhile, provide the low and comparatively even hull pressure.
Consisted of several synthetic-cord layers and tough abrasion resistant out rubber, they have consistent performance even under rough condition and cyclic load. The maintenance cost and damage risk are minimised too. The best material also ensure the self-buoyancy and extremely long service life.
Floating Pneumatic Rubber Fenders Requirements
Construction features
Floating pneumatic rubber fenders shall consist of an out rubber, reinforcement synthetic-tyre-cord layer, and inner rubber, vulcanized firmly.
● The out rubber are used to protect the cord layers and inner rubber from abrasion and other external forces. This rubber compound have sufficient tensile and tear resistance strength to withstand anticipated weather conditions and severe usage.
● The reinforcement synthetic-tyre-cord layer strong enough to maintain the internal air pressure of the fender
● The inner rubber layer seals the pressurized air inside the fender
● Fenders of diameter 2500mm and larger equipped with safety valve for releasing excess internal pressure when the fenders are over-compressed accidentally.
The properties requirements of outer and inner rubber material of floating pneumatic rubber fenders comply with ISO 17357:2002.

Floating Pneumatic Rubber Fenders’ Type

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Pressure requirements of floating pneumatic rubber fenders
Teamwork-Maritime make floating pneumatic rubber fenders with 50kPa (pneumatic 50) and 80kPa (pneumatic 80) initial pressure. The internal pressure, endurable pressure, safety-valve setting pressure and hydraulic test pressure are also in compliance with the requirements of ISO 17357:2002.
Test and Inspection for Commercial Floating Pneumatic Rubber Fenders
Acceptance testing and inspection for purchased floating pneumatic rubber fenders shall be based on the tests and inspections indicated below:
● Material test of rubber — Conducted in accordance with the Physical properties of inner and outer rubber required by ISO 17357:2002
● Dimensional inspection — shall be inspected at the initial internal pressure. Tolerance: +10%, -5%.
● Air-leakage test — shall be conducted at initial pressure for more than 30 min
● Hydrostatic-pressure test — shall be performed for 10 min at the hydrostatic pressure shown in “test pressure at 0% deflection”. Maximum temporary elongation: 10%

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Qingdao Teamwok Pneumatic Fender

Initial Internal Pressure 50KPaInitial Internal Pressure 80KPa
Size      Dia×LengthGuaranteed      Energy AbsorptionReaction ForceHull Pressure      At GEA(PR)Guaranteed      Energy AbsorptionReaction ForceHull Pressure      At GEA(PR)
(m)(KNM)(KN)(Kpa)(KNM)(KN)(Kpa)
0.5×1.0664132885174
0.6×1.08741261198166
0.7×1.51713713524180177
1.0×1.53218212245239160
1.0×2.04525713263338174
1.2×2.06329712688390166
1.35×2.5102427130142561170
1.5×3.0153579132214761174
1.7×3.0191639128267840168
2.0×3.53088751284301150168
2.5×4.066313811379251815180
2.5×5.5943201914813172653195
3.0×5.0965181514813412359198
3.0×6.01184224315216462916203
3.3×4.51175188413016402476171
3.3×6.51814301514625323961191

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