FLEXALEN® produced by
c
e a r
o f
e n e r g
y
g n
a
v i r o n m e e n n
T a
d
k
i
n
KIWA
MS
BRL 560 9 PART
SU
A LA YS TED S E PIP
Why is Flexalen® the No 1 choice for specifiers around the world?
TE
P R E -I N
CERTIF IED
LE
F
XIB LE
CE R
t ATE FOR
FIC TI
Flexalen® fulfils all design requirements Easy planning: no need for expansion compensation
High operational safety for PB-1: 33% higher working pressure than PE-X ISO Classification
12.0
10.0 Design Stress, MPa
Now with improved insulating action: λ50= 0,031 W/mK
PB-1
PE-X (cross-linked polyethylene)
SDR 11 PB-1: 95° C / 8 bar + 33% !!! PE-X: 95° C / 6 bar
8.0
6.0
4.0 HDPE outer casing Polyolefin Insulation
2.0 ISO Class 1 ISO Class 2 ISO Class 4 ISO Class 5 Polybutene (PB-1) medium pipe
4 times quicker to install than steel
20° C for 50 years
Classes according to ISO/DIS 10508
Significant cost advantage over pre-insulated steel pipes Group heating project Netherlands 2004 80 70 60 50 k € 40
Trenches
30
Branches Joints
20
Pipes
10 0
Homogenious system: the only fully weldable plastic system
Flexalen 600
Steel
Better insulation value: PB-1 has 61% advantage over PE-X Insulation values
HDPE
0,41
PE-X
0,41
PP-R (polypropylene)
0,24 0,16
PB-1
0,14
PVC-C 0
0,1
0,2
0,3
Lambda (W/mK)
0,4
Superior flow in sanitary pipes: +25% for PB-1 compared to PE-X
Less pressure loss for domestic hot water pipes: 4 times lower than PP-R
Pipe Flow Performance Calculated for 50 year life @ 70° C, including design factor PB-1
PP-R(1)
PP-R(2)
PE-X
PVC-C
Pipe OD, mm
40
40
40
40
40
Pipe ID, mm
32.6
26.6
24.0
29.0
31.0
Pipe wall thickness, mm
3.7
6.7
8.0
5.5
4.5
Standard Dimension Ratio (SDR)
11
6
5
7.3
9
Pipe inner section area mm2
835
556
452
661
755
Flow speed @ 2 liters/second, m/s
2.4
3.6
4.4
3.0
2.6
Pressure loss @ 2 liters/second, mbar/m
18
50
81
33
24
Low noise transmission: advanced acoustic properties
Lower expansion coefficient: PB-1 35% better than PE-X Heat expansion coefficient
6,000
1,000,000
5,000
1,00,000
4,000
10,000
3,000
1,000
2,000
100
1,000
10
Velocity of sound, m/s
0,018
Co
pp
er
0,012
PV
C-
C
0,08
PB
-1
0,13
PP
-R
0,18
—
PB-1
0,
Sound Velocity
alpha (mm/mK)
Higher creep resistance: PB-1 is the best material to use with compression fittings PE -H D
Copper
-X
PE
900 800
-R
PP
700
PP
16
8
PB-1
600 500 400 300 200 100
Time (hrs)
106
PP -R
104
PE -R T
102
PE -X
100
PB -1
0
0 10-2
1
Elastic Modulus
Flexular Elastic Modulus (ISO 178) at 23° C
E-Modul, MPa
% Elongation
Creep performance at 23° under an applied stress of 24 8 MPa
PVC-C
Exceptional flexibility: PB-1 is 25% more flexible than PE-X
Creep resistance 32
PP-R
22
17 0,
12 0,
07 0,
0,
02
PE
-X
0,20
Logarithm (Elastic Modulus, MPa)
St
ee
l
Acoustic Properties
PB-1: 40 Years in Service 1965: Salen (a predecessor company of Flexalen) installed PB-1 pipes for the heating system at the Austrian Plastics Institute ÖKI.
This pipe system is still fully operational today! For more information on the uses of PB-1 visit www.pbpsa.com
BENELUX Thermaflex Isolatie bv Tel. +31 (0) 416 56 77 77 sales.nl@thermaflex.com INDIA Thermaflex Insulation Asia Co., Ltd. Tel. +91 981 085 8062 n.jain@thermaflex.com
POLAND Thermaflex Izolacji Sp. z o.o. Tel. +48 (0) 74 858 96 66 office@thermaflex.com.pl
OUR PARTNERS: NEW ZEALAND Energy Products International Tel. +64 (07) 847 27 05 pmckenzie@energy-products.co.nz
RUSSIA Thermaflex Insulation + Ltd. Tel. +7 (095) 981 11 50 mail@thermaflex.ru THAILAND Thermaflex Insulation Asia Co., Ltd. Tel. +66 3873 4431 csstia@thermaflex.com
UK & IRELAND Flexalen Heating & Cooling Products Limited Tel. +44 (0) 845 644 37 93 ian@flexalen.co.uk
TURKEY Thermaflex Yalitim Sanayi ve Tic. Ltd. S¸ ti. Tel:+90 (0) 216 373 84 89 info@thermaflex.com.tr
MEMBERS OF
GROUP OF COMPANIES www.thermaflex.com
905110-EN
AUSTRIA (and other countries) Thermaflex-Flexalen Rohr- und Isoliersysteme GmbH Tel. + 43 (0) 1 523 26 25 0 info@flexalen.com