22
Q
Guide sleeves must be installed in the expansion joints for a flow containing aggressive
media and in the event of high flow velocities or turbulent flows.
Q
Expansion joints can be equipped with additional flame protection coverings in order to
avoid damage caused by fire.
Q
For usage, the operating data as stated in the dimensional sheets, design drawings and/
or on the nameplate shall apply as application limits. STENFLEX
®
accepts no liability
for all and any damage caused by operation outside of these limits. The user is entirely
responsible for adherence to these specified data (e.g., with the use of safety-technical
facilities).
Each expansion joint is provided with comprehensive installation and operating
instructions which contain details of the required bolting torques.
Inspection and maintenance
Q
The user must ensure that the expansion joints are accessible at all times and that a
visual inspection is possible at regular intervals.
Q
Inspect the expansion joints and ensure that they are intact according to the applicable
standards. Contact our Technical Consultation Service in the event of faults such as
bubble formation, surface cracking or irregular deformation. Repairs are not allowed.
Q
The Shore hardness of the flexible rubber elements of expansion joints is to be inspected
at regular intervals. If the hardness level of 83 Shore A is exceeded, the element must be
replaced for safety reasons.
Q
Avoid cleaning the piping system with chemically aggressive agents.
Q
Use suitable soap and warm water for cleaning the expansion joints. Sharp-edged ob-
jects, wire brushes or sandpaper are not allowed for cleaning purposes.
Declaration of conformity
STENFLEX
®
rubber-type expansion joints of the series A, AR, AS, AG, B, C, E, F, G, GR-
SAE, H, R, RS and W have been subjected to the conformity assessment procedure and
comply with the Pressure Equipment Directive 97/23/EG.
Rubber expansion joints subject to the Pressure Equipment Directive are marked with the
CE-sign and the tag-number of the designated location.
Summary of Contents for A Series
Page 2: ...2 ꔴ A ꔴ A 9 9 9 9 10 11 12 ...
Page 3: ...3 ꔴ B ꔴ M 3 3 3 3 2 3 3 FFP F1 F2 F3 ...
Page 4: ...4 ꔴ C ꔴ D ...
Page 76: ......