BALL VALVES --- 2-PC TRUNNION MOUNTED BALL VALVE
Body Body Seat Ring Seat Ring Seat Ring Wedge Disc Bonnet Bonnet Bonnet Bonnet Body Body Stem Stem Nut Stem Nut Gland Gland Gland Flange Gland Flange Gland Flange Gland Flange Bolts Bolts Bolts Bolts Bolts Nuts Bolts Nuts Bolts Hand Wheel Hand Wheel Back Seat Back Seat Packing Packing Gasket Gasket

 
Design and Manufacturing Standards:
Basic Design: API 6D
Shell Wall Thickness: BS 5351
Face to Face Dimension: API 6D
Flange End Dimension: ANSI B16.5
Butt-weld End Dimension: ANSI B16.25
Inspection & Testing to:

API 598 / API 6D

Fire-safe Design: API 6FA / API 607

Pressure Class and Size Range:
ANSI Class
Nominal Size
150
2" to 12"
300
2" to 12"
600
2" to 12"
 
Valve Features:
1. Trunnion Mounted Ball

2. Two Pieces Split Body
3. Anti-static, Fire-safe Design
4. Blowout-proof Stem
5. Double Block & Bleed
6. Locking Device
7. ISO 5211 mounting pad is easily converted from manual to actuated operation
8. Full port or Reduced por
t

Standard Material List:
Item
Part Name
Material
Item
Part Name
Material
1
Body
A216-WCB / A351-CF8M
15
Nut
ASTM A194 Gr. 2H / 8
2
Seat O-Ring
Buna-N, Viton
16
Bolt
ASTM A193 Gr. B7 / B8
3
Seat Housing
CS + ENP / 316SS
17
Nipple
Purchased
4
Seat Spring
SS / Inconel X - 750
18
Stem
CS + ENP / 316SS
5
Ball
CS + ENP / 316SS
19
Key
CS / SS
6
Plug
CS / SS
20
Trunnion Bearing
Epoxy W/ PTFE Lined
7
Stud
ASTM A193 Gr. B7 / B8
21
Thrust Washer
PTFE / R-PTFE
8
Trunnion Gasket
Viton, Buna-N
22
Lantern ring
CS + ENP / 316SS
9
Thrust Washer
PTFE / R-PTFE
23
Screw
CS / SS
10
Trunnion
CS + ENP / 316SS
24
Gland Flange
CS / SS
11
Trunnion Bearing
Epoxy W/ PTFE Lined
25
O-Ring
Buna-N, Viton
12
Trunnion Cover
CS / SS
26
Pin
316 SS
13
Body Gasket
316SS W/ Graphite / PTFE
27
Spring
SS / Inconel X-750
14
Cap
A216-WCB / A351-CF8M
28
Seat Insert
PTFE / R-PTFE

Note: For dimension details, please order Tekval e-Catalogs or call for free CD catalogs


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