Crane Process Flow Technologies
44
Software toAid theProcess Engineer in
SelectingSaundersProducts
Saunders Data Sheets
are available on
CD for fast and accurate detailed
information on the industrial valve range.
The electronic data manual contains over
100 individual technical data sheets to
assist you with the selection of the valve.
The Saunders
Material Selection
Database lists over
1,000 process
chemicals – just enter
the temperature and
concentration and a
recommendation for the
body and diaphragm
material is selected.
Material Selection
On/Off Actuation
Technical DataSheets
Data
Sheet Index and
typical valve
information
Saunders
TechnicalDataSheets
Guide toValves -
Saunders data sheet coding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Guide to valve types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Comparison of different valve types . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
IndustrialDiaphragmValves:
Introduction -
Introduction toSaunders IndustrialDiaphragm Valves
Basic elements for typeAmanual valves. . . . . . . . . . . . . . . . . . . . . . . . 4
BasicElements for typeKBmanual valves. . . . . . . . . . . . . . . . . . . . . . . 5
Bonnet variations -A Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Bonnet variations -KB Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
ValvePerformance
Diaphragm/valve performance -A Type. . . . . . . . . . . . . . . . . . . . . . . . . 8
Maximum ratedworking pressures -A Type. . . . . . . . . . . . . . . . . . . . . . 9
Diaphragm/valve performance -KB Type. . . . . . . . . . . . . . . . . . . . . . . 10
Maximum ratedworking pressures -KB Type . . . . . . . . . . . . . . . . . . . 11
FlowCapacities andSizing -
Working pressures and pressure drop conditions - liquids . . . . . . . . . . 12
Working pressures and pressure drop conditions - gases. . . . . . . . . . . 13
Temperature conversion chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Volume conversion chart (gallons-litres). . . . . . . . . . . . . . . . . . . . . . . . 15
Volume conversion chart (ft3-m3). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Strengths of solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Specific gravity’s of common fluids . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
A Type - Flow coefficients up toDN200. . . . . . . . . . . . . . . . . . . . . . . . 19
A Type - Flow coefficientsDN250 and above. . . . . . . . . . . . . . . . . . . . 20
KB Type - Flow coefficients up toDN200. . . . . . . . . . . . . . . . . . . . . . . 21
KB Type - Flow coefficientsDN250 and above. . . . . . . . . . . . . . . . . . . 22
K type flow coefficients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Quality -
Saunders diaphragm valves - testing . . . . . . . . . . . . . . . . . . . . . . . . . .24
Saunders
Basic Elements for Type ‘A’ (weir) valves
–manual design
2/A/001/UK/Rev1
Industrial
DiaphragmValves
Flanged body styleDN15–DN350
Handwheel,ABS standard
DN15 toDN50
Bright yellow
propathene
indicator sleeve
Compressor
(aluminum)
standardDN15
toDN50,
cast iron as
alternative
diaphragm
Diaphragm fittings
PTFE diaphragm used
with cast iron compressor
(bayonet fitting)
DN15-DN250
Ribbed rubber
diaphragm
Button
DN8-20Rubber
DN8-10PTFE
Threaded stud
DN25-350
rubber
Bayonet
DN15-250
PTFE
Refer tomaintenance data sheet for further details
Alternativebody
Female screwed body
DN15 toDN80
Handwheels
Alternativemetal handwheel
DN15 toDN50
Pressedsteel handwheel style for sizes
DN65 toDN200
Handwheel style for sizes
DN250 and above
C
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s
O
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H
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Diaphragm styleDN100 toDN350
(rising and non-rising handwheel bonnet assemblies)
214
A2 DN 50
300
Diaphragm
identity tag
ž
SHUT
OPEN
CraneProcess Flow Technologies Ltd
GrangeRoad,Cwmbran,Gwent,U.K.NP44 3XX
Tel: +44 1633 486666
Fax: +44 1633 486777
Printed in theUK.
Due to constant product improvements, details shown on this data sheet are subject to change.
On/Off Actuation Selection
By simply entering your process data
into the selection boxes the program
sizes the actuator to suit your
specific requirements.
EngineeringSelection Tools
