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McCANNA
Ball Valves for Purified Terephthalic Acid Services

Experience In Motion
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McCANNASEAL®Valves
Meet the Challenges of Purified Terephthalic Acid (PTA) Processes
With its vast experience supplying special severe service valves Sizes 6” and above are now trunnion mounted to reduce torque,
to the PTA industry, Flowserve has been able to work closely thereby requiring a smaller actuator which brings down the cost
with leading producers around the world to overcome the of the automated valve package (Flowserve can also supply all
challenges of the burgeoning PTA market. These challenges the required automation ancillaries). The new trunnion design
include designing a valve for an aggressive environment that also features bi-directional sealing, cavity pressure relief and
combines temperatures up to 10000F and corrosion with the compliance to ANSI face to face dimensions.
ability to handle processes phases, with the safety of cavity relief. McCANNASEAL valves are available in ANSI pressure classes
From the high temperature oxidation reactor to the centrifuge ranging from 150 to 1500. They meet all the key specifications
area leading to the drying process, McCANNA™ top entry (in-line including API 607 (fire test), API 608, API 6FA, ANSI B16.34,
repairable) ball valves are available in the appropriate sizes, ANSI B16.10 and EN/ISO 15848 (fugitive emissions). The
materials, pressure and temperature specifications to meet any McCANNASEAL design has also proved to be highly reliable
PTA service condition. in IPA (Isopthalic Acid) and TMA (Trimelletic Anhydride)
Due to the required purity of PTA, process designers are focused processes.
on preventing any foreign material contaminating their product. These valves contribute to the high production standards of the
As a result only certain gaskets and seat materials are acceptable PTA process by providing:
in the processing units.
• Consistently “clean” finished product
Flowserve offers seats in Carbon Graphite 110 (a pure form of • Reliable and consistent sealing of the carbon graphite seat
carbon graphite, without silicate fillers) to withstand the effects with the wedge design
of Paraxylene and the rigorous conditions in the oxidation reactor • A trunnion design that maximizes seal and seat life for
process, including any caustic flushing applications that are dependable operation and productivity
introduced into the reactor to keep the PTA process clean. The • Extended service life reduces Total Cost of Ownership
versatility of the McCANNASEAL ball valve configurations also
Continuing their long legacy of success, McCANNASEAL valves
handles the increased volumes and wider piping configurations
are a proven leader in the PTA industry.
on the newer, larger PTA plants that are either already in operation
or currently under construction.

Typical PTA Production Process

Nitrogen

Heat
Exchanger Steam

Compressed Air

Para
Xylene Feed
Mixing Oxidation Crystallizing Centrifuge Dryer TA Silo
Catalyst Reactor
Drum
Solvent:
Acetic
Acid

Solvent
Refining
Solvent Recovery
Steam Hydrogen
Wastes

Package Product Dryer Centrifuge Crystallizer Hydrogenation CTA

Silo Reactor Dissolver

McCANNASEAL valves are available in the appropriate size, material and class
configurations for every aspect of the PTA process.

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Typical Materials of Construction

Stem
Bonnet fasteners
Packing adjuster nut

Lifting eye Packing flange

Bonnet Stem seal

Bonnet gasket Top trunnion bearings

Seat Seat ring

Body Ball

Seat back seal

Bottom Trunnion bearings

McCANNASEAL (6" and above)
Trunnion Mounted Ball Valve (TMBV)

Handle
Stem Handle retainer nut

Stem nut
Lockwasher
Travel stop
Belleville Washer
Gland ring
Bonnet
Bonnet Fastner
Stem seals
Seat
Bonnet gasket

Body Ground ring

Spring
McCANNASEAL Ball
Floating Ball design Seat ring

ANSI Class 150, Class 300, Class 600, Class 9001 & Class 15001
Part Description Hastelloy B Hastelloy C Stainless Steel Titanium
Body ASTM A494 Gr. N7M ASTM A494 Gr. CW-12M ASTM A351/A744 Gr. CF 8M ASTM B367 Gr. C3
ASTM B367 Gr. C3
Bonnet* ASTM A494 Gr. N7M ASTM A494 Gr. CW-12M ASTM A351/A744 Gr. CF 8M
ASTM B381 Gr. F3
ASTM B574 UNS N10276 ASTM ASTM A479 Type 316 ASTM B367 Gr. C3
Ball* Stellite 6B
B494 Gr. CW-12M ASTM A351/A744 Gr. CF 8M ASTM B381 Gr. F3
ASTM B367 Gr. C3
ASTM A276 Type 3162
Stem ASTM B335 Gr. N10665 ASTM B574 UNS N10276 ASTM B381 Gr. F3
CFB (½-3") CFA (4-10")
ASTM B348 Gr. 4
ASTM A313 Type 316
Spring Inconel X750 Inconel X750 ASTM B348 Gr. 5
Inconel X750
ASTM B574 UNS N10276 (½-1")
Seat Ring ASTM B335 Gr. N10665 ASTM A312 Gr. TP316 ASTM B348 Gr. 2
ASTM B619 UNS N10276 (1½-10")
Note: To suit specific requirements, Flowserve provides McCANNASEAL Ball Valves in special materials of construction not listed in this bulletin.
* Size of valve determines ASTM specification. Consult factory for specific information.
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Consult factory for class 900 & 1500 materials. 2 For 600, 900 & 1500 classes, stem material is 17-4 PH
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Configurations
McCANNASEAL DAE — Both sets of stem seals are Extended Bonnets for McCANNASEAL
removed from hot or cold line fluid. Recommended for clean
services. Special preparation designation DAE. The stem is firmly guided Maximum safety — any
at the top and bottom, stem seal leakage is readily
McCANNASEAL DAB — One set of stem seals located eliminating problems from detectable from outside of
at the lower end of the stem journal in place of the guide “side thrust”. insulation.
Stem seal adjustment outside
bushing used in type DAE. Recommended where line fluid The travel stop is located of insulation.
may solidify upon cooling or where fluids contain fine solids. above the insulation, to assure
Special preparation designation DAB. non-interference of insulation
between travel stop and
Fugitive Emission McCANNASEAL (floating ball design) bonnet.
is provided with an extended bonnet containing two sets of
packing; while McCANNASEAL TMBV is provided with an
API 622 compliant stem packing arrangement for fugitive
emissions control.
McCANNASEAL
(Floating Ball design)
Dual Stem Seal Arragement Custoner supplied
Upper Stem Seal pipe insulation
Lower Stem Seal

DAE DAB

Options
Steam-Jacketed Valves
Steam-jacketed valves are available for viscous or solidifying
services which must be kept heated for free flow. The addition
McCANNASEAL TMBV of a high-temperature bonnet and carbon graphite or metal
API 622 Seal Arragement seats enable a steam-jacketed McCANNASEAL valve to handle
Stem Packing an ever widening range of difficult services.
Lower Thrust Washer
Locking Device
A locking device provides ability to lock open and lock closed.

Gear Actuator
Gear actuators are available for manual operation tailored to the
torque characteristics of the valve selected. Chainwheel option
available.

Automated
McCANNASEAL valves are ideally suited for remote actuation.
A wide choice of Flowserve actuators and controls from
simple open-close to actuation engineered systems to your
specifications.

Chain Handle Operation

For actuation below valve installation.

Extension Stems
For actuation in hard to reach locations.
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Pressure-Temperature Ratings
McCANNASEAL PTA Ball Valves Capable of Temperatures up to 1000 °F (538°C)

The proven wedge seat design of McCANNASEAL PTA ball This seat material allows these valves to be used in
valves permits the use of non-resilient seats for services temperatures as high as 1000°F (538°C). Metal seats are also
beyond the temperature limits of common materials. This applicable to PTA applications when it is imperative to eliminate
design does not depend on seat flexing or bending with non- product contamination. Waukesha 88 and Stellite have
resilient materials as it automatically compensates for pressure, exceptional corrosion resistance and non-galling properties
temperature and wear. For PTA applications a specific blend of and are capable of services between 650°F (343°C) and 1000°F
carbon and graphite powders are compressed in a confined die (538°C).
followed by baking in a non-oxidizing atmosphere producing the Extended bonnets are recommended for valves equipped with
desired carbon graphite seats. carbon graphite seats. Grafoil stem seals and spiral wound
gaskets are available for PTA McCANNASEAL valves.

Temperature °C
0 100 200 300 400 500 600 700 800
3800 260
Class 1500
250
3600 Stellite
240 Ceramic*
3400 230
Stellite
3200 220
Waukesha 88
210 Ceramic*
3000
200
Stellite
2800 190 Waukesha 88
Carbon Graphite (Non-Oxidizing)
2600 180 Ceramic*
170
2400
160 Stellite
Class 900 Waukesha 88
2200 150 Carbon Graphite (Non-Oxidizing)
140 Carbon Graphite (Oxidizing)
Pressure psig

Pressure bar

2000 Ceramic*
130
1800 Carbon Steel – Body Rating
120
1600 110
Class 600
Stainless Steel – Body Rating
100
1400
90
1200 CF8M Maximum Temperature
80 Rating (ASME B16.34)
1000 70
60 Carbon Graphite (Oxidizing)
800 Class 300
Seat Limit
50
600 40
30 Carbon Graphite (Non-Oxidizing)
400 Seat Limit
Class 150
20
200
10
0 Waukesha 88
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 Seat Limit
Temperature °F

Ceramic* seats limited to Class 300 pressure ratings. 5

Performance Data
Flow Coefficient (Cv ) Versus Valve Size
Flanged Valves

Valve Full Port Full Port Full Port

Class 150 Class 300 Class 600 Class 900 Class 1500
Size in. Class 150 Class 300 Class 600
½ 26 — 26 — 26 — — —
¾ 55 — 55 — 55 — 16 16
1 55 63 51 61 46 54 27 27
1½ 110 159 110 154 103 138 91 91
2 188 306 184 300 175 282 155 155
3 397 763 449 731 420 696 400 380
4 600 1430 720 1404 790 1355 740 640
6 1500 3548 1500 3522 1600 3339 1600 1550
8 2800 6148 2800 6004 2800 5779 3000 3000
10 4700 9684 4700 9684 4600 9368 ­— —
12 6600 14327 6600 14327 — 13964 — —
14 7550 — 7550 — — — — —
16 9500 — 9500 — — — — —
18 14850 — 15150 — — — — —

Socket Weld and Threaded Valves Butt Weld Valves

Valve Size in. Class 300 Class 600 Valve Size in. Class 300 Class 600
½ 17 17 ½ 17 —
¾ 26 26 ¾ 26 —
1 35 35 1 35 —
1½ 70 70 1½ 70 —
2 120 120 2 120 —
3 240 — 3 400 410
4 720 780
6 1500 1700
8 2500 3100
10 3800 —

Cv values are for 100% open valve.

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Design Features & Options

1. Top Entry for fast, easy, in-line service that simplifies and Exxon fire testing standards. The Fire-Seal seats consist
scheduled maintenance and permits emergency entry in of a metal ring enclosing an unpigmented reinforced TFE
minutes, just by removing the bonnet. All working parts seat. Should the soft seat be destroyed by fire, a secondary
can be removed for servicing, reducing downtime and metal seat provides a backup. The non-cycling, compression
maximizing safety, while the McCANNASEAL valve body loaded spring provides a 10:1 mechanical advantage to
stays fixed in the line. No special training or tools are ensure a tight ball-to-seat and seat-to-body seal with either
needed. McCANNASEAL is the original unique top-entry resilient or metal seating elements. Grafoil stem seals and
ball valve. homogenous Grafoil bonnet gaskets are standard in valves
2. Wedge-Seat Design permits use of hard, high temperature with Fire-Seal seats.
seat materials. For the standard design (floating ball) a 5. Ball is Wiped Clean Each Time the Valve is Operated Ball-
6½ degree taper seat design allows greater ball-to-seat seat contact is constantly maintained, extending seat life.
bearing surface which provides consistent seat loading and
results in longer seat life compared to other top entry ball 6. Two Way Shut-Off assures no leakage even if flow is
valve designs. Positive leak-tight shut-off is assured for reversed.
consistent process/operation for the full life of the seats. 7. Quarter-Turn & Low Torque make McCANNASEAL ball
Seats are under compression load only and there is no valves particularly suitable for remote operations with
flexing or bending of the seat material. For the trunnion pneumatic or electric actuators, especially when high-cycle
mounted design a 3 degree taper is employed. The wedge frequency is required.
adjusts for thermal expansion, compensates for wear,
8. Temperatures Range from -320°F (-196°C) to 1000°F
thermal cycling, erosion and corrosion with positive sealing
(538°C).
throughout the pressure range.
3. Available in a Wide Range of Body & Seat Materials 9. The Sizes ½" thru 18" and Classes 150 thru 1500 illustrated
to Meet PTA Demands Body materials include Titanium, in this brochure are typical of PTA processes. Other sizes
Hastelloy “B”, Hastelloy “C”, stainless steel and others. and classes are available. Contact Flowserve for details.
Seats are available in Fire-Seal, carbon graphite, metal, non- 10. McCANNA TMBV offers additional trunnion support.
pigmented reinforced TFE and other materials.
11. Fugitive emissions compliant design per API and ISO.
4. Fire-Seal Seats protect against hazards caused by fluid flow
resulting from excessive heat damage. McCANNASEAL PTA
valves are qualified to meet API-607 4th Edition, BS 6755

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How to Specify and Order
Order by valve size and figure number.
McCANNA Ball Valve Figure No. Code System(1)
Valve Size I II III IV V VI VII
(inches) Type Pressure (2)
Body Connection Standard Material (1)
Standard Seats Trim (1)(3)
Special Preparation
½ S- McCANNASEAL(6) 15- ANSI Class 150 1- Flanged HB- Hastelloy “B” G- Carbon Graphite HB- Hastelloy “B” Specify service or
¾ Z- Fire-Seal (5) 30- ANSI Class 300 RF or FF (4) HC- Hastelloy “C” U- Reinforced TFE HC- Hastelloy “C” variation
1 T- McCANNA 60- ANSI Class 600 2- Threaded S6- SS316 (non-pigmented) S6- SS316
1½ TMBV (5) (6) 90- ANSI Class 900 3- Socket Weld T1- Titanium SO- SS410
2 Y- Fire Seal 6" and A5- ANSI Class 1500 H- BWE SCH 10 6L- SS316L T1- Titanium
3 larger. 1F- ANSI Class 150 J- BWE SCH 40 6L- SS316L
Unidirectional unless 3F- ANSI Class 300 K- BWE SCH 60
4 otherwise indicated.
6 6F- ANSI Class 600 L- BWE SCH 80
8 9F- ANSI Class 900
10 AF- ANSI Class 1500
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Notes: (1)
This is basic Figure Number Code System only. Not all combinations available. Not all materials shown. McCANNA can provide
McCANNASEAL Valves for PTA applications in special material of construction not listed in this bulletin. Please contact McCANNA for
assistance and recommendations.
(2)
Nominal pressure rating only. Actual CWP ratings vary with construction and valve configurations.
(3)
Trim consists of ball and stem. Seat ring, spring, gland ring and other components may change due to this code.
(4)
Standard flange finish 125 - 250 Micro-Inches Ra.
(5)
Valves qualified to API-607 and ISO 10497.
(6)
TMBV Valves qualified to ISO 15848-1. McCANNASEAL valves with teflon seals and packing qualified to ISO 15848-1

Ordering Example:
(7)
Valve size (10)
Seat from Column V
Size (7)1) I,II,III (8) IV (9) V (10) VI (111) VII (12) (8)
Type, pressure class or group, and end (11)
Trim from Column V
10" S901 Ti G Ti connection from Column I, II, & III (12)
Special preparation description
(9)
Body material from Column IV

FCD MMENBR1015-00-AQ 02/16 Printed in USA.

Contact:
FLOWSERVE CORPORATION
Flow Control Division
For more information about Flowserve Corporation, visit
www.flowserve.com or call USA 1-800-225-6989. 1978 Foreman Drive
Cookeville, Tennessee 38501 USA
Phone: 931 432 4021
Facsimile: 931 432 3105
www.flowserve.com

Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its intended function safely
during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous applications under a wide variety of industrial service condi-
tions. Although Flowserve can (and often does) provide general guidelines, it cannot provide specific data and warnings for all possible applications. The purchaser/user must therefore assume the ultimate
responsibility for the proper sizing and selection, installation, operation, and maintenance of Flowserve products. The purchaser/user should read and understand the Installation Operation Maintenance (IOM)
instructions included with the product, and train its employees and contractors in the safe use of Flowserve products in connection with the specific application.
While the information and specifications contained in this literature are believed to be accurate, they are supplied for informative purposes only and should not be considered certified or as a guarantee of
satisfactory results by reliance thereon. Nothing contained herein is to be construed as a warranty or guarantee, express or implied, regarding any matter with respect to this product. Because Flowserve is
continually improving and upgrading its product design, the specifications, dimensions and information contained herein are subject to change without notice. Should any question arise concerning these
provisions, the purchaser/user should contact Flowserve Corporation at any one of its worldwide operations or offices.

© 2015 Flowserve Corporation, Irving, Texas, USA. Flowserve and McCANNA are registered trademarks of Flowserve Corporation.