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Double Carcass Hose

7820 F RT
RT DOUBLE CARCASS 21 bar 7000 Series

Type 7820 F RT Mainline Hose

  • Double Carcass Hose FLEXOMARINE SAFE Mainline to be used as the main floating hose in the string
  • Rated Working Pressure: 21 bar
  • Minimum Bending Radius: 6D (up to 2D without any permanent deformation)
  • Minimum Reserve Buoyancy: 20% or as requested
  • Electrical Continuity: Continuous or as requested
  • Leak Detection: In case of failure of the primary carcass, a double leak detection system (DDEMAS – Double Detection Expansion and Mechanical Anti-Pollution System), confirms the failure of the primary carcass. It’s operation combines the natural expansion of the secondary carcass with a change in the hose profile and an increase on its buoyancy, futhermore a rod installed in each hose end that is inicially embedded will become visible after the burst of the primary carcass giving additional confirmation of the failure
Nominal
Bore
(mm)
Outside Diameter
(mm)
Weight in Air Empty (kg)
Weight in Air Full of Sea Water (kg)
Minimum
Bending
Radius
(m)
D1

END
D2

BODY
9.1m

(30ft)
10.7m

(35ft)
12.2m

(40ft)
300
(12")
7107302030
2698
2295
3080
2543
3439
1.8
400
(16")
8608802836
3822
3211
4488
3563
5019
2.4
500
(20")
100010253654
5378
4146
6172
4607
6918
3.0
600
(24")
117011704805
7312
5466
8414
6087
9449
3.6

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