Flexible Bend Master Articulated
For External Floating Roof Tanks The Flexible Bend Articulated Rigid Pipe Roof Drain System is used to remove rain water from the roof of an External Floating Roof Tank.
The Roof Drain System is designed to remove rain water so as not to put unacceptable loadings on the roof. API 650 Appendix C states that the drain system shall not be smaller than 3 ins (75mm) diameter less than 120 ft or smaller than 4 ins (100 mm) diameter for with a diameter greater than 120ft.
ATECO TANK TECHNOLOGIES can provide this Roof Drain System completely prefabricatedwith an Istallation Manual for final assembly and Installation at site by the customer. Altema ATECO TANK TECHNOLOGIES and ENGINEERING can install the Roof Drain Systems using our own installation crew at a time convenient for the customer.
This Drain System comprises of rigid pipe, normally carbon steel and a number of flexible bend joints. the flexible bend joints incorporate flexible hose material fixed within a sainless steel or galvanised carier frame and are specifically designed for submerged service and the operational requirements of the drain system. it is normal practice to have 4 no flexible bends where the tank diameter is greater than the height and 3 no where the tank diameter is less than the height.