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Valves
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QualitySystemApprovals
12
10
7
6
2
9
8
11A
1
3
4
5
11C
11B
5-1
13
14
15
DK-Lok to DK-Lok
Lever Handle
Male Pipe Thread to
Female Pipe Thread
Lever Handle
Female Pipe Thread to
Female Pipe Thread
Lever Handle
H
A
H
A
A
H
12
10
7
6
2
9
8
11A
1
3
4
5
11C
11B
5-1
13
14
15
DK-Lok to DK-Lok
Lever Handle
Male Pipe Thread to
Female Pipe Thread
Lever Handle
Female Pipe Thread to
Female Pipe Thread
Lever Handle
H
A
H
A
No.V81-7
March 2014
V81 Series Ball Valve
Pressures rating of 68.9 bar (1000 psig) and 137 bar (2000 psig)
Design Features
Pressure -Temperature Curves
Valve with lever handle
Working pressure
•
PTFE seats : 68.9 bar (1000 psig)
•
TFM seats : 137 bar (2000 psig)
•
Compact barstock construction for high integrity
•
Blow-out proof design with internally loaded stem
•
Floating Ball design providing seat wear compensation
•
Micro-finished ball ensures a leak-tight shut-off on pressure
•
Standard lever handle, optional butterfly and dielectric handle.
Applications
V81 series ball valve offers a safe and reliable performance for a wide
range of onshore and offshore applications: water, oil, gas,
petrochemical and general duty applications.
Valve with butterfly handle
Working pressure
•
PTFE seats : 68.9 bar (1000 psig)
•
TFM seats not applicable
Valve with dielectric handle
Working pressure
•
PTFE seats : 68.9 bar (1000 psig)
•
TFM seats : 137 bar (2000 psig)
TFM 1600 Seat
Body Material: Stainless
PTFE Seat
Body Material: Stainless and Brass
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DK-LokValveCerti cationListing
QualitySystemAp rovals
Component
Valve Body Materials
Stainless Steel
Brass
1. Body
ASTM A276 / A479 TYPE316
ASTM B16 or JIS H3250
2. Ball
ASTM A276 TYPE316
3. Seat (2)
PTFE / D1710 for pressure 68.9 bar (1000 psig)
TFM 1600 for pressure 137 bar (2000 psig)
4. O-Ring
FKM
NBR
5. End Connector
ASTM A276/A479 TYPE316
ASTM B16 or JIS H3250
5-1. Insert
6. Stem
ASTM A276/A479 TYPE316
7. Lower Packing
PTFE / D1710
8. Upper Packing
PTFE / D1710
9. Gland
ASTM A276/A479 TYPE316
10. Washer
Stainless Steel
11A. Handle
Stainless Steel Lever handle with vinyle sleeve
11B. Handle
ZINC / ASTM B240 Butterfly handle, Nickel-plated
11C. Handle
Dielectric Handle with Nylon(Black, Red, Blue)
12. Lock Nut
Stainless Steel
Stainless Steel
13. Front Ferrule
ASTM A276/A479 TYPE316
ASTM B16 or JIS H3250
14. Backing Ferrule
ASTM A276/A479 TYPE316
ASTM B16 or JIS H3250
15. Nut
ASTM A276/A479 TYPE316
ASTM B16 or JIS H3250
1.
V81D, V81E Locking device lever handle Type : Body Material is ASTM A351 CF8M
4.
O-Ring is applicable to end connector type.
5.
End Connector is for DK-Lok end connection standard, male pipe thread available.
5-1.
Insert is for female pipe thread end connection.
* TFM 1600 seat is usable only with body in stainless steel.
*Wetted parts are listed in Blue.
Materials of Construction
12
10
7
6
2
9
8
11A
1
3
4
5
11C
11B
5-1
13
14
15
DK-Lok to DK-Lok
Lever Handle
Male Pipe Thread to
Female Pipe Thread
Lever Handle
Female Pipe Thread to
Female Pipe Thread
Lever Handle
H
A
H
A
A
H