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. Natural negative buoyancy. Field 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.

Couplings/Fittings

All types of swaged couplings: - Guillemin (aluminium, gun-metal, stainless steel) ; - thread swivel, male and female ; - Cam action quick couplings (Camlock type). Fixed or swivel flange ISO PN10/16, PN20 (ASA150).

Complementary information

Fitted lengths are delivered on request with pressure test certificate. Imperial size 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

1.97

30

30

5513515

30

65

78,5

10.0

40

0.9

200

2.82

30

30

5513516

30

80

95

10.0

40

0.9

280

3.3

30

30

5513517

30

100

121

10.0

40

0.9

400

5.94

30

30

5513518

30

150

180

10.0

40

0.9

500

15.0

20

20

5513519

20

200

234

10.0

40

0.9

740

19.0

20

20

5513520

20

250

297

10.0

40

0.9

920

27.0

12

12

5513521

12

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

Downloads

Product Sheet

Product Sheet (PDF)  

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Oil and Petroleum Supply Chain Brochure

Oil and Petroleum Supply Chain Brochure (PDF)  

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TRELLEBORG Handling Guideline

TRELLEBORG Handling Guideline (PDF)  

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TRELLEBORG Storage Guideline

TRELLEBORG Storage Guideline (PDF)  

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