P11 Flexible Drain for Floating Roof Tank

P11 Flexible Drain for Floating Roof Tank

Application

Suitable for drainage of rainwater on tanks containing floating roof.
 

Technical Specifications

Plastic films and nylon fabrics. Spirals of internal and external reinforcement in stainless steel AISI 304/316. External cover in nylon resistant to weather/abrasion. Hoses can be coated with nylon rope or helical spiral in polyethylene.

  • Inner tube: AISI 304 stainless steel interlocked
  • Cover: extruded polyamide 11
  • Applicable standards: N-270
  • Stiffness: 110 to 450 of N.m²
  • Temperature Range: -20°C and 100°C.
  • ANSI B16.5 150lbs ASTM A-105 standard flange mounted and painted according to N-2913 standard
  • All Continental drain pipes are identified and supplied under project’s specification
  • Continental provides complete installation project
   
  ØInternal External Weight (empty) Buoyancy in H2O Tensile strength Stiffness at 20°C Minimum bending radius
  (mm) (mm) kg/m kg/m kgf daN.m² (mm)
Ø4" 101,6 122 13 11,7 8.600 110 1100
Ø6" 152,4 174 17 23,78 16.750 220 1600
Ø8" 203,2 225 24 39,76 28.000 450 2100




Flexible Drain - Flow Graphic x Roof Height


Values obtained through full-scale tests


 

Drain Pipe Behavior


Note: Dimension A and B vary according to the drain length diameter