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Air bag
Air bag models/specifications
model Specification (D℅L) application
QP3
Ordinary reinforced 3-layer air bag
Diameter of an air bag's body (D);
0.8m,1.0m,1.2m,1.5m,1.8m,etc.
For Small and medium-sized ship up to or down to launching way and moving objects
QP4
ordinary reinforced 4-layer air bag
For the larger ship up to or down to launching way and moving objects
QP5
ordinary reinforced 5-layer air bag
For large and medium-sized ship up to or down to launching way and moving objects
QG6
reinforced 6-layer air bag with a high bearing capacity
For large ships up to or down to launching way and supporting the key parts during operation

Air bag
Parameters and performance of the air bag
Model
diameter(m)
Initial pressure(kPa)
Rated working pressure, Pe (kPa)
A deformation rate of 70%, internal pressure equivalent to the rated pressure value of Pe, the airbag bearing capacity of the length of each meter.KN/m)
Minimum burst pressure (kPa)
QP3
0.8
25
130
114
390
1.0
18
100
110
300
1.2
15
85
112
260
1.5
13
70
115
210
QP4
0.8
35
170
149
510
1.0
25
130
143
390
1.2
20
110
145
330
1.5
16
90
148
270
1.8
14
80
158
240
QP5
0.8
48
210
184
630
1.0
35
170
186
510
1.2
28
140
185
420
1.5
20
110
181
330
1.8
16
90
178
270
QG6
1.0
45
200
219
600
1.2
32
165
217
490
1.5
25
130
215
390
1.8
20
110
218
330