That`s the Wey.

Pulling together
to gain new perspectives
20
SISTAG AG, Alte Kantonsstrasse 7, CH-6274 Eschenbach, Switzerland, weyvalve.ch, info@weyvalve.ch
That’s the Wey.
3 | W EY E D I T ORI A L
Dear Customers and Partners,
Springtime – time for a new start
military conflicts, protectionism, the flow of
refugees, low oil prices and other factors.
This meant we had to fight harder for fewer
project orders. In this regard, our export
partners deserve our grateful thanks for
staying on the ball.
After the thaw, spring is sure to come,
Editorial
SISTAG AG NEWS
Edition: Spring 2016
Number of copies: 950
Address of the editorial office:
SISTAG AG
Alte Kantonsstrasse 7
CH-6274 Eschenbach
Switzerland
Phone +41 41 449 9944
Concept: Kobalt AG, Lucerne
Printing: Multicolor Print AG, Baar
bringing with it some positive optimism of
The new season should hopefully give us
a new start! A new start ... positive?!
all a boost! The shockwaves resulting from
You, our loyal customers, and those we
the exchange rate of the franc last year
would still like to win over as customers,
certainly put the brakes on our business.
are all inspiring us. You have shown us,
However, we overcame this challenge
year after year, that you value, above all,
thanks to extra effort, further increases in
our unique selling features and the associ-
efficiency and prudent cost management.
ated added value we are able to offer with
Although our margins remain under pres-
Wey products. To help you get the best out
sure, you – our valued customers in Swit-
of our products, our sales team and our
zerland – have not let us down. Instead,
worldwide partners are happy to provide
you have contributed to a gratifying level of
you with expert advice for your projects,
sales that has helped to ease our pain
while our customer service and field ser-
somewhat. Please accept a very big “thank
vice team support and look after your ev-
you” for your orders and the trust you have
ery need when it comes to any aspect of
placed in our Wey products!
installation, commissioning and mainte-
Unfortunately, our export business suf-
nance. Tell us what you need! Incidentally,
fered considerably due to political turmoil,
product training for employees and part3
4 | W EY E DITORIA L
5 | W EY W O RK S
Wey Valve Inc. builds
for the future
New operations facility in Shannon, Mississippi
ners has a high priority at our company.
job in the Swiss mountains and much
Wey Valve Inc. started construction in
The new Wey Valve facility was complet-
That is why we conduct regular training
more. With these stories, perhaps we
April 2015 on a new facility to maintain
ed in February and put into operation in
seminars (see the related article) to help all
can encourage you to embark on new
its position as the North American sales
March 2016.
those involved master any application.
ventures.
and manufacturing headquarters for the
To support these teams, the engineering
We would also be pleased to meet with
Wey Knife Gate Valve line. The new facili-
department is continually working in the
you personally at our SISTAG factory to
ty is designed to enhance Wey Valve’s full
background to develop new products and
discuss your projects or introduce you to
manufacturing and service commitment
further refine optimized solutions. In addi-
our Swiss manufacturing. Likewise, we
to its customers and markets and their
tion, the application of new materials and
would be delighted to welcome you at our
development needs.
production methodologies is also contrib-
booth at the Powtech in Nuremberg, at the
The new 40,000 square foot facility, locat-
uting to our optimism. Although we have
IFAT trade fair in Munich, or at Weftec in
ed just off Highway 45 at the Tupelo Lee
little influence over the global economic
New Orleans (see the trade fair overview at
Industrial Park South, represents a major
situation, if we work together to tackle
the end of this issue or on our website),
investment for Wey Valve Inc. It will in-
problems with a positive attitude, we will
where we can make you more familiar with
clude a production hall for manufacturing
all become winners.
the Wey black-red product line.
knife-gate valves up to 90“. Two 10 ton
A new start, in the truest sense, of the
Embarking on a path to further success,
bridge cranes and five 2 ton jib cranes will
word is very apparent at our subsidiary
hand in hand with you – That’s the Wey.
be deployed in a sophisticated system
Wey Valve Inc. in the United States, as they
moved into a brand new facility in Shan-
Kind regards,
flow, starting from receiving parts, to as-
non, Mississippi in March. You can read
sembling and testing valves, and through
more about this in this edition of our mag-
to shipping.
azine, which will also update you with fas-
The facility will house 8,000 square feet of
cinating reports about system applications
4
that will enable greater efficiency in work
Hans-Jörg Sidler
office space and includes meeting rooms,
in the cleaning up of uranium mines in
as well as seminar and conference rooms
eastern Germany, a challenging assembly
for future sales seminars.
New operating facility for Wey Valve Inc.
5
6 | W EY W ORK S
The Vuippens sewage treatment
plant is upgrading its equipment
SISTAG is involved with every product group
3
The Vuippens plant purifies wastewa-
of municipal and commercial wastewater
ter for the City of Bulle as well as the
are continually increasing. With a capac-
surrounding
Vaulruz,
ity of 80,000 population equivalents, it is
Vuadens, Echarlens, Morlon, Riaz, Mar-
being brought up to the state of the art
sens, Pont-en-Ogoz, Sorens, Corbières,
and modified to meet future requirements.
Hauteville, Pont-la-Ville and La Roche. It is
With Wey knife gate valves, Wey water
being renovated and expanded at a cost
control gates and butterfly valves, SISTAG
of approximately 33 million Swiss francs.
is making its own key contribution.
communities
of
4
6
1 Vuippens sewage treatment plant
2E
xpansion of the water system
3 Wey MFA & MFC knife gate valves
The demands on the level of cleanliness
4 Wey stop logs
5 Wey VNA knife gate valves
5
6 BV12 butterfly valves
Venlaon
Coagulant
Flocculang
Lime agent
Venlaon
Precipitant
Waste
Screen
6 mm
Waste
1
6
Sand collector &
oil separator
Grease
Sand
Fine screen
3 mm
Waste
Circulang Coagulaon & Separator
fluidized bed flocculaon
Floang sludge
Pumping
staon
SBR biological
cleaning
Slling basin &
drain pipe
Excess sludge
2
7
8 | W E Y W ORK S
In the Swiss mountains
Assembly under unusually difficult conditions
A day off in the mountains conjures up im-
No matter what, our installation technicians
ages of many lovely, pleasant things. How
in customer service take sun, rain, wind,
would your perspective change, though, if
snow along with very hot or cold weather all
this became a day at work instead and the
in their stride and overcome every adversity.
conditions were quite difficult? You sudden-
Whether in the valleys or in the mountains,
ly face some very basic questions such as
our technicians always find a solution, even
“Is there any electricity at the site?” or “How
in the most inaccessible locations.
do we get our workers, tools and materials
As a result, SISTAG places great value on
up there?” Additional factors that need to
occupational safety and protecting the
be considered during such assembly opera-
health of our employees. The company pro-
tions require our employees to be extremely
motes and actively supports measures such
Fig. 2
Figure 3
flexible and improvise with what is on hand.
as anti-skid courses, safety training on how
Another work assignment in the mountains
Successful assembly and commissioning of
to avoid falls, training on how to drive various
approximately one hour’s hike from Zermatt.
the system in Zermatt.
site vehicles, and even vaccinations.
Assembly could only take place in winter be-
2
cause the mountain stream was at its lowest
Fig. 1
level during those months. Rather than hav-
A work assignment in the mountains roughly
ing the technicians hike to the site on snow-
half an hour by car above Aminona-sur-Si-
shoes with their tools on their backs, they
erre. To reach the assembly site, the vehicle
were flown to the site in a helicopter. When
had to be driven across a mountain stream.
faced with such an assembly job, everything
Assembly was thus only possible during dry
must be planned precisely in advance. Just
weather when the water level was low.
one key tool left behind can jeopardize the
entire job.
1
8
3
9
10 | W E Y W ORK S
WISMUT Project
Installing a new pressure pipeline
in the Gessental valley
Wismut GmbH is a company operated by
the mines. The flooding was carried out
the German Federal Government in the
with two hydraulically separated subsys-
states of Saxony and Thuringia. One of its
tems. Flooding the mine area south of the
main tasks now is to take the wide-ranging
A4 highway in the Ronneburg region began
to construct a water-treatment plant as well
KNIFE GATE VALVES DELIVERED
underground network of tunnels, shafts,
at the turn of 1997/1998, while flooding of
as the associated systems for collecting,
SO FAR:
galleries and chambers that made up the
the mine area north of the A4 took place in
routing and later discharging the flood wa-
Type of knife former uranium mine out of service and
2000. The quality of the flood water coming
ter. It is assumed that the water must be
gate valve:
decommission them so they are safe.
from south of the A4, with its high pollution
treated for at least another 25 years.
MG in 1.4408 stainless
In looking for the most environmentally
levels, meant it could not be routed into the
The Gessental valley pipeline, for which
friendly, technically safe and also cost-
receiving system without first being treat-
SISTAG has been contracted to deliver
Nominal size: DN 150 – 400
effective approach, it was decided to flood
ed. This is why it was absolutely essential
Wey knife gate valves for a number of sec-
Pmax.:
MF in ductile iron,
steel
16 bar
tions of the job, is an essential component of this system. The current Gessen-
NEW ONGOING ORDER, DELIVERY
tal valley pressure pipeline runs partially
FOR THE SECOND HALF OF 2016:
underground where the soil is saturated
Type of knife with groundwater. Due to multiple leaks,
gate valve:MG in 1.4408 stainless
the plan is to construct a replacement. In
steel
order to prevent the discharge of contam-
custom design
inated wastewater as part of the planned
increase in the groundwater level, the new
piggable with
pump output is expected to have a capacity
calibrated pig
of 600 m³/h in normal operation and handle
Planning office:C&E Chemnitz
peaks as high as 750 m³/h. The wastewater
Customer:
is then treated in the Ronneburg mine wa-
Owner:WISMUT Ronneburg
ter treatment plant.
10
Nominal size:DN 150 – 400, DN 500
STRABAG Gera
Renovation Project
11
12 | W E Y W ORK S
Reliable Wey knife gate
valves in feed production
Success Story JAV-AKC s.r.o from Vlčany / Slovakia
The company JAV-AKC Vlčany Ltd. was
In 2000, the company launched the pro-
led the company JAV-AKC Vlčany Ltd.
had led to unwanted production shutdowns
founded in 1991 and focuses its activities
cessing of animal fats for the animal feed
to the reliable Wey products and the
of the high-temperature treatment plant (up
on the industrial processing of animal fats
industry in its newly opened production
company SISTAG. Our long-term partner
to 180°C). Animal skin with dirt content
for food and feed production. The com-
plant in Vlčany. Constantly increasing
Bickel + Wolf s.r.o. Bratislava has co-writ-
leads in a heated state to the gate sticking
pany has evolved in several stages of
demands on the quality and competitive-
ten this success story as a mediator and
and jamming, which often ultimately result-
development to a technology leader in
ness of products on the European market
sales representative in Slovakia.
ed in a crack in the neck area of the gate
the processing of animal fats. Pork, beef
have made further innovation and mod-
The knife gate valve previously employed in
housing. If it did not break, the gate previ-
and poultry fats serve as the base mate-
ernization of production necessary. The
the refining process had repeatedly caused
ously being used had to be replaced within
rials.
desire for higher productivity eventually
problems due to the harsh conditions and
two to three months due to wear.
The two knife gate valves (Wey MFC/DN 200) are installed above the boilers, which lock and unlock the
This is the main drain knife gate valve (Wey MFC/DN 400) at the steam generator. It serves as an ON/OFF-
process medium or steam into the cooking boiler.
knife gate valve for injecting steam into the boiling pans and the cooking process.
12
13
15 | W E Y T RA I N I N G
In spring 2014, the company Bickel + Wolf
gate valve considerably. The sealing sys-
Bratislava s.r.o. advised the customer on
tem is made of PTFE (Teflon), is therefore
the very robust Wey knife gate valves
heat resistant, and has been additionally
and production was resumed with these
equipped with 316HRC scrapers to regu-
valves within a short time. The custom-
larly clear the gate from the sticky mate-
er requirements of around 6 bar working
rial. The Wey knife gate valves employed
pressure corresponded to our Wey model
have been successfully used since then
MFC DN 200 and DN 400 in EN-JS1072
under the conditions mentioned above.
ductile iron. The sometimes abrasive dirt
The customer is extremely happy as pro-
particles were encountered with the op-
ductivity has increased significantly and
SISTAG has approximately 40 sales part-
Executive Board. Serving as the host, SI-
tionally available Ni-hard wear ring which
maintenance costs could be massively
ners in its global sales network. In Octo-
STAG offered the participants an exten-
prolongs the lifetime of the Wey knife
reduced.
ber 2015, they were all invited to Wey for
sive program that covered, among other
three days of product training. This year’s
things, the Wey sealing system, the spe-
participants consisted of 20 people from
cial features of the Wey cylinder (Fig. 1),
Belgium, Chile, Czech Republic, Holland,
the correct selection of a knife gate valve,
Slovakia, Spain and Turkey. SISTAG gives
as well as a review of sales methods
this event high priority. The company
(Fig. 2). Furthermore, the participants pre-
holds it to guarantee the continually high
sented their own Wey success stories,
quality of sales and ensure that its part-
which everyone found very stimulating
ners are always at the leading edge of the
and inspiring. On the second evening,
Invitation to product training
Partner seminar for continuing professional development
and quality assurance
technology.
The participants traveled to Eschenbach
(near Lucerne) on the evening of October
21, 2015. After checking into their hotel,
they went as a group to Nottwil on Lake
Sempach to enjoy some Swiss specialties
in a cozy chalet. The perfectly prepared
sausages and Swiss Rösti were very
tasty. Not only that, everyone had plenty
of time to get to know each other better.
The next day, the seminar was opened by
Dominique Sugnaux, who on September
The knife gate valve (Wey MFC/DN 400) is installed on the lower side of the cooking boiler. It it used as an
isolation and discharge valve of the final product.
14
1, 2015, was named as the new Sales and
Marketing Director and Member of the
1
15
16 | W E Y TRAIN IN G
the group relaxed a little by taking a walk
around Lucerne followed by a meal of
fondue chinoise (meat dipped in boiling
broth) at the Restaurant Tell, which is located on a ship docked on Lake Lucerne
(Fig 3). The third day was mainly devoted
to practical work. The group was highly enthusiastic about the opportunity to
2
completely assemble a Wey Model VNA
5
gate valve on their own (Figures 4, 5). The
leak test that followed showed that we
an important source for new ideas and
are working with exceptionally success-
future seminar contents. This exchange
ful partners. Everyone took advantage of
of information is essential for both sides
the subsequent Q&A session to bring up
and the basis for a healthy partnership. At
important issues and suggestions with
this point, SISTAG would like to thank all
Dominique Sugnaux, our Sales and Mar-
the participants for the time they invested
keting Director. Questions, requests, sug-
in this training course, and we look forward
gestions – SISTAG regards this feedback
to another round in spring and autumn 2016.
from everyone who underwent training as
3
16
4
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18 | W EY PRODU CT
19 | WEY EXPOSITION
New stop logs
2016 trade fair participation
Profile 30 and 50
Where you can visit us
April 19 – 21, 2016
Nuremberg, Germany
• NEW double lip seal
•NEW clamping mechanism
pluggable with screw connection
Look for us in Hall 4, Booth 4-457
•NEW floor seal for wastewater
The world’s leading trade fair for the processing,
applications and flood protection
analysis and handling of powder and bulk solids.
• For clear spans up to 6000 mm
• For surge heights up to 5000 mm
Double lip sealing
May 30 – June 3, 2016
Munich, Germany
Look for us in Hall 4, Booth 235/334
The world’s leading trade fair for water, sewage,
refuse and raw materials management.
Clamping mechanism
Sept 24 – 28, 2016
New Orleans, USA
Trade fair for water, sewage, refuse and raw
materials management.
Overall view
18
Floor seal
19