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HELIPEX
NEW UPGRADED PIPE FOR HEATING AND
WATER DELIVERY NETWORKS |
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> New
upgraded thermo hydraulic pipe system, produced by structural polyethylene
(PE-X).
> Specially designed for
use in in-floor heating, high temperature heat exchangers and central heating
systems.
> Conforms to the German
specification DIN 16892/16893 and the new highly demanding European specification
CEN 12318/CLASS 5.
> Structure percentage higher
than 75%. |
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| PIPES
OF HIGH THERMOMECHANICAL STRENGTHS FOR BUILDING APPLICATIONS IN HEATING
AND WATER DELIVERY SYSTEMS |
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A. G. PETZETAKIS
manufactures the new flexible pipe series HELIPEX, from structural
polyethylene of high density (PE-X). HELIPEX pipes conform
to the German specifications DIN 16892/16893 and the requirements
of the European specifications ÅÍ 12318 CLASS 5, for delivery of very
hot water. HELIPEX is certified with the No. A291 quality control
certification, by the German Institute, SKZ. |
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TECHNICAL
CHARACTERISTICS |
Color:
Yellow
or black.
Material: Structured
Polyethylene (higher than 75%)
Strength in shear stress: 20
MPa according to ASTM D-638.
Elongation in impact: 400%
according to ASTM D-638.
Elasticity meter (Young) (23°C): 670
ÌPa according to ISO R527.
Flexibility meter (23°C): 183
MPa according toISO 178.
Specific heat (23°C):
1,92 J/(g/K) according to ISO 178.
Linear expansion coefficient: 1,4×10-40K-1.
Heat transfer coefficient: 0,38w/m
grad.
Temperature terms & working pressure: strength
in nominal working pressure (from 8bar to 10bar) in several temperatures
and time periods:
>
50
years at several temperatures (from 20°C to 80°C ) changed in 24 hours
intervals
> 1
year at of 90°C
> 100
hours at 100°C |
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| HELIPEX |
External
×
Internal Diameter
mm |
Wall
thickness
mm |
Working
Pressure
at 80°C
PN (BAR) |
| 15x10 |
2.5 |
(CLASS
5) 10 BAR |
| 16x12 |
2.0 |
(CLASS
5) 8 BAR |
| 18x14 |
2.0 |
(CLASS
5) 10 BAR |
| 22X16 |
3.0 |
(CLASS
5) 10 BAR |
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