TRELLFLEX ROOF DRAIN

TRELLFLEX ROOF DRAIN

Applications

Removal of rain water from the roof of an external floating roof tank.

Advantages

Suitable for hydrocarbons containing up to 100% aromatics. Proposed with a negative buoyancy. Field proven tested and approved for years. Easy to handle and to set up. Long service life (up to 10 years). Low maintenance.

Design

Technical drawing

Films

Download all available documents

Overview

Internal helix

stainless steel 304L (stainless steel 316L on request).

Inner tube

polypropylene film, null

Reinforcement

polypropylene/polyester layers

Cover

polyamide, white, corrugated

External helix

stainless steel 304L (stainless steel 316L on request).

Temperature range

-30°C to +100°C.

Electrical properties

electrical conductivity ensured by the external helix in contact with fittings. R≤100Ω/assembly.

Couplings/Fittings

Swaged fixed or swivel flange ISO PN10/16, PN20 (ASA150). Other swaged couplings on request.

Complementary information

Fitted lengths are delivered on request with pressure test certificate. Other DN, imperial size and taylor-made hose design on request.

Technical Specifications

ID (mm) OD (mm) Working pressure (bar) Bursting pressure (bar) Max. vacuum (bar) Bending radius (mm) Weight (kg/m) Max. length (m) Length (m) Article number Stock or min. order (m)

50

62

10.0

40

0.9

180

1.86

30

30

5513515

30

65

78,5

10.0

40

0.9

200

2.65

30

30

5513516

30

80

95

10.0

40

0.9

280

3.23

30

30

5513517

30

100

121

10.0

40

0.9

400

5.43

30

30

5513518

30

150

180

10.0

40

0.9

500

15.3

20

20

5513519

20

200

234

10.0

40

0.9

740

21.5

20

20

5513520

20

¤ Upon availability.
* Tolerance on length: ± 1 % (ISO 1307 Standard)

Downloads

Product Sheet

Product Sheet (PDF)  

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Oil and Petroleum Supply Chain

Oil and Petroleum Supply Chain Brochure (PDF)  

Download (pdf)

TRELLEBORG Handling Guideline

TRELLEBORG Handling Guideline (PDF)  

Download (pdf)

TRELLEBORG Storage Guideline

TRELLEBORG Storage Guideline (PDF)  

Download (pdf)

Composite Hoses

Brochure  

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