TRIAD SERIES 3-PIECE BALL VALVE
Installation, Operation, and Maintenance Manual
of © BRAY INTERNATIONAL INC ALL RIGHTS RESERVED BRAYCOM The Information
contained herein shall not be copied transferred conveyed or displayed in any manner that would
violate its proprietary nature without the express written permission of Bray International Inc
4 1
32
6 1
3
52
4
4 BOLTS 6 BOLTS
8 BOLTS
8
7
5
6
1
2
4
3
8 1
9
5
3
11
72
10
6
4
12
12 BOLTS
16 BOLTS 20 BOLTS
16 1
9
5
13
3
11
7
152
10
6
14
4
12
8
16 1
17
9
5
13
3
19
11
7
152
18
6
10
14
4
20
12
8
BODY/CAP BOLTING
F15
VALVE SIZE
# OF BOLTS
1/2"
4
3/4"
4
1"
4
1-1/2"
4
2"
4
2-1/2"
4
3"
6
4"
8
6"
8
8"
10
10"
16
12"
16
F30
VALVE SIZE
# OF BOLTS
1/2"
4
3/4"
4
1"
4
1-1/2"
4
2"
4
2-1/2"
6
3"
10
4"
12
6"
16
8"
16
10"
20
12"
20
TRIAD
VALVE SIZE
# OF BOLTS
1/2"
4
3/4"
4
1"
4
1-1/2"
4
2"
6
2-1/2"
8
3"
8
4"
12
Table Body Bolt Tightening Torques
Full Port Valves
Material - ASTM A Grade B Class
Marking BSH
Valve Size
Torque
Inch mm
lbs-in ( N m)
⅜ lbs-in ( N m)
lbs-in ( N m)
¾ lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
Standard Port
Material - ASTM A Grade B Class
Marking BSH
Valve Size
Torque
Inch mm
¾ lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
Table Gland Packing Fastener
Tightening Torques
Full Port
Valve Size
Torque
inch mm
lbs-in ( N m)
⅜ lbs-in ( N m)
lbs-inn ( N m)
¾ lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
Standard Port
Valve Size
Torque
Inch mm
¾ lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
lbs-in ( N m)
Triad Body Bolting
Valve Size
NPS
Valve Size
DN
No of Bolts
¾
Figure - Body Joint Bolting Guide
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