Pi Type Rubber Fender
Pi Type Rubber Fender
Description:
A Pi Type Rubber Fender is a specialized marine fender designed to absorb and dissipate the kinetic energy generated during vessel-to-vessel or vessel-to-dock collisions. It is named after its distinctive shape, which resembles the Greek letter "π" (pi). This type of fender is widely used in various maritime applications, including ports, harbors, docks, and offshore structures.
Pi Type Rubber Fenders are typically made from high-quality rubber compounds that exhibit excellent durability, elasticity, and resistance to wear and tear. They are engineered to withstand heavy impact loads and provide reliable protection to both the vessel and the structure they are installed on.
The fender consists of a cylindrical body with two semi-circular loops or wings protruding from each end, forming the pi shape. These wings enhance the fender's overall energy-absorbing capacity by providing additional surface area for contact during collisions. The curved shape also helps distribute the impact forces evenly across the fender, minimizing localized stress concentrations.
The design of the Pi Type Rubber Fender allows it to effectively absorb and dissipate the kinetic energy of the colliding vessel, reducing the transmitted forces to acceptable levels. This helps prevent damage to the vessel and the berthing structure, ensuring safe and efficient operations in marine environments.
Pi Type Rubber Fenders are available in various sizes and configurations to suit different berthing requirements. They can be installed horizontally or vertically, depending on the specific application and design considerations. The fenders are typically secured to the structure using chains, bolts, or other appropriate methods to ensure proper alignment and stability.
Drawing of Pi Type Rubber Fender:
Specification of Pi Type Rubber Fender for Reference:
Form 1-1:
Size |
H (mm) |
K (mm) |
M (mm) |
N (mm) |
S (mm) |
S1 (mm) |
Π600 |
600 |
500 |
370 |
65 |
1500 |
500 |
Π800 |
800 |
600 |
460 |
70 |
1700 |
500 |
Π1000 |
1000 |
700 |
550 |
75 |
2000 |
600 |
Π1250 |
1250 |
800 |
650 |
75 |
2450 |
850 |
Π1400 |
1400 |
900 |
730 |
85 |
2700 |
900 |
Π1700 |
1700 |
1050 |
860 |
95 |
3150 |
1050 |
Π2000 |
2000 |
1200 |
1000 |
100 |
3700 |
1300 |
Π2250 |
2250 |
1350 |
1150 |
100 |
4000 |
1300 |
Π2500 |
2500 |
1400 |
1200 |
100 |
4400 |
1600 |
Size
L=1000mm
L=1500mm
L=2000mm
L=2500mm
P
n
Q
P
n
Q
P
n
Q
P
n
Q
Π600,
Π800,
Π1000,
Π1250,
Π1400,
Π1700,
Π2000
700
1
150
600
2
150
850
2
150
700
3
200
Π2250
600
1
200
550
2
200
800
2
200
700
3
200
Π2500
600
1
200
550
2
200
800
2
200
-
-
-
Drawing of Steel Frontal Panel for Rubber Fender:
Specification of Steel Frontal Panel for Rubber Fender:
Specification
Performance
H
(mm)
W
(mm)
L
(mm)
Π600
P4
182
1500
Fender Length+500
P3
182
P2
157
P1
157
Π800
P4
210
1500
P3
182
P2
182
P1
182
Π1000
P3
210
2000
P2
210
P1
182
Π1250
P3
260
2500
P2
235
P1
235
Π1400
P3
310
2500
P2
310
P1
260
Π1700
P3
310
3000
P2
310
P1
310
Π2000
P3
310
3500
P2
310
P1
310
Π2250
P3
367
4000
P2
310
P1
310
Π2500
P3
367
4500
P2
367
P1
310
Drawing of Face Pad for Rubber Fender:
All the specification are just for your reference, please contact us to customize the size you need.
Installation of Pi Type Rubber Fender:
Energy Absorption and Reaction Force Performance:
Spec.
Compre
-ssion
%
Fender length per meter
Tolerance
P1
P2
P3
P4
Reaction
Force
kN
Energy
Absorb
kJ
Reaction
Force
kN
Energy
Absorb
kJ
Reaction
Force
kN
Energy
Absorb
kJ
Reaction
Force
kN
Energy
Absorb
kJ
Π600
50
323.4
74.5
388.1
89.2
452.8
103.9
485.1
110.7
±10
Π800
431.2
131.2
517.4
157.8
603.7
184.2
646.8
198.0
Π1000
52.5
539.0
223.4
646.8
268.5
754.6
312.6
808.5
335.2
Π1250
674.2
348.9
808.5
419.4
943.7
489.0
1010.4
523.3
Π1400
754.6
438.1
905.5
525.3
1056.4
613.5
1131.9
656.6
Π1700
916.3
645.8
1099.2
775.2
1282.8
903.6
1374.9
968.2
Π2000
1078.0
893.8
1293.6
1072.1
1509.2
251.5
1617.0
1340.6
Π2250
1213.2
1130.9
1455.3
1357.3
1698.3
1582.7
1818.9
1696.4
Π2500
1347.5
1396.5
1617.0
1676.8
1886.5
1955.1
2021.7
2095.2
Introduction:
It’s one kind modular fender used with frontal panel and face pad. The frontal panel of Pi type rubber fender is made by steel, the material of face pad could be UHMW-PE, Nylon, Rubber. This kind of fender have a highly efficient geometry, can be provided highly energy absorption with a low reaction force. Pi type rubber fender can be installed horizontally or vertically, it is convenient to maintain.
Features:
. Pi type rubber fender has larger rated compression, higher energy absorption which can raise 10% or so than Super Arch Type Rubber Fender;
. Pi type rubber fender is easy to install, can adopt installation of horizontal, vertical and combination. Can be met the requirement of different docks;
. The face pad can be made by UHMW-PE, nylon and rubber, it can reduce the surface pressure between fender and ship hull;
. Can be adjusted the span between two supporting arms. The arms can compose each other.
Pi Type Rubber Fender in Factory: