Flowserve BTV 2000 Lined Butterfly Valve User Manual
Page 19
SECTION XI
STUD BOLTS AND CAPSCREWS FOR INSTALLATION OF WAFER BODIES
SECTION XII
CAP SCREWS FOR INSTALLATION OF LUG BODIES
Valve
Size
2 3 4 5 6 8 10
12 14 16
Number of Stud Bolts
4
4
8
8
8
8
12
12
12
16
Dia. & Thread
5
/
8
- 11 UNC
3
/
4
- 10 UNC
7
/
8
- 9 UNC
1 - 8 UNC
“A” Length of Stud Bolts
5
5
1
/
2
5
3
/
4
6
1
/
2
6
1
/
2
6
3
/
4
7
3
/
4
8
1
/
4
8
3
/
4
9
3
/
4
Valve Size
18
20
24
Number of Stud Bolts
12
16
16
Dia. & Thread
1
1
/
8
- 8N
1
1
/
4
- 8N
“A” Length of Stud Bolts
10
3
/
4
11
1
/
2
13
Number of Capscrews
8
8
8
Dia. & Thread
1
1
/
8
- 8N
1
1
/
4
- 8N
“B” Length of Capscrews
3
3
3
Class 150#
ANSI B16.5
Flange Thickness
1
/
8
” Thick Gasket
Valve
Size
2 3 4 5 6 8 10 12 14 16 18 20 24
Number
of
Capscrews 8 8 16 16 16 16 24 24 24 32 32 40 40
Dia. & Thread
5
/
8
- 11 UNC
3
/
4
- 10 UNC
7
/
8
- 9 UNC
1 - 8 UNC
1
1
/
8
- 8
1
1
/
4
-8
“A” Length of Capscrews 1
1
/
2
1
3
/
4
1
3
/
4
1
3
/
4
2 2
1
/
4
2
1
/
2
2
1
/
2
2
3
/
4
3 3 3 3
Class 150#
ANSI B16.5
Flange Thickness
1
/
8
” Thick Gasket
“B”
“B”
“A”
“A”
“A”
“A”
“A”
19
BTV/BUV 2000