Dimensions how to order watts series dbf materials, 2" through 24, Ab(c – Watts DBF-04 User Manual
Page 2
Size:
2" thru 12"
Series:
03; Full Lug, 04; Wafer
Body:
1; Ductile Iron
Disc:
1; Ductile Iron
2; Aluminum Bronze
3; 316 Stainless Steel*
Shaft:
1; 416 Stainless Steel
316SS on stainless steel disc models*
Seat:
1; EPDM
2; Buna-N
3; Viton
Operator:
0; No handle - 2" through 12"
G; Gear Operator - 2" through 12"
5; Standard handle (10-position) - 2" through 12"
P; Positioning / Locking Kit with handle - 2" through 12"
M2 Series:
10 - DBF- 03 - 121 - G - M2
A B C D E F G H I J
Size in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm
2" 10
3
⁄
4
273 6
3
⁄
8
161 1
5
⁄
8
42 1
1
⁄
4
32 2
1
⁄
8
54 3
1
⁄
16
77 10
1
⁄
2
267
1
⁄
2
13 3
3
⁄
4
95
3
⁄
8
9
2
1
⁄
2
" 11
5
⁄
8
295 6
7
⁄
8
175 1
3
⁄
4
45 1
1
⁄
4
32 2
9
⁄
16
65 3
1
⁄
16
77 10
1
⁄
2
267
1
⁄
2
13 4
1
⁄
4
108
3
⁄
8
9
3" 12
1
⁄
8
308 7
1
⁄
8
181 1
3
⁄
4
45 1
1
⁄
4
32 3
1
⁄
8
79 3
1
⁄
16
77 10
1
⁄
2
267
1
⁄
2
13 4
3
⁄
4
120
3
⁄
8
9
4" 13
5
⁄
8
346 7
7
⁄
8
200 2 52 1
1
⁄
4
32 4
1
⁄
8
105 3
5
⁄
8
92 10
1
⁄
2
267
5
⁄
8
16 6
1
⁄
16
154
3
⁄
8
10
5" 14
5
⁄
8
372 8
3
⁄
8
213 2
1
⁄
8
54 1
1
⁄
4
32 4
7
⁄
8
124 3
5
⁄
8
92 10
1
⁄
2
267
3
⁄
4
19 7
1
⁄
8
181
1
⁄
2
13
6" 15
5
⁄
8
397 8
7
⁄
8
226 2
3
⁄
16
55 1
1
⁄
4
32 6
1
⁄
8
156 3
5
⁄
8
92 10
1
⁄
2
267
3
⁄
4
19 8
3
⁄
16
208
1
⁄
2
13
8" 18
7
⁄
8
479 10
1
⁄
4
260 2
3
⁄
8
60 1
3
⁄
4
45 8 200 4
1
⁄
2
115 14 356
7
⁄
8
22 10
1
⁄
4
260
5
⁄
8
16
10" 21
1
⁄
4
540 11
1
⁄
2
292 2
5
⁄
8
66 1
3
⁄
4
45 9
7
⁄
8
251 4
1
⁄
2
115 14 356 1
1
⁄
8
29 12
5
⁄
8
320
3
⁄
4
19
12" 24
5
⁄
8
626 13
1
⁄
4
337
3 76
1
3
⁄
4
45 11
7
⁄
8
301 5
1
⁄
2
140 14 356 1
1
⁄
4
32 14
3
⁄
4
375 1
1
⁄
4
32
2" through 24"
A
B(C
L
)
C
D
E
F
G
I
P
(4) “O” Diameter of
holes on the “N”
bolt circle 45° off center.
C
E
I
N
Q
Body:
ASTM A-536 Ductile Iron.
Bushing:
Duralon (3): Teflon
®
- Dacron liner bonded
to fiberglass - epoxy resin outer shell.
Stem O-rings: Buna-N
Disc:
ASTM A-395 Ductile Iron / Electroless
Nickel Plated.
ASTM B-148 Aluminum Bronze
ASTM A-351 type 316SS
Shaft:
416 Stainless Steel
316 Stainless Steel on 316SS Disc Models
Seat:
EPDM: +5°F to 248°F (-15°C to +120°C)
Buna-N: +14°F to 176°F (-10°C to +80°C)
Viton: -4°F to 302°F (-20°C to +150°C)
Note: Do not use EPDM when hydrocarbons are present.
Top Plate Drilling
Tapped Lug Data
Key Way
Weight†
N
O
Bolt Circle
No.
Bolt
Q
DBF-03
DBF-04
Size
in. mm in. mm in. mm Holes
P
in.
mm lbs.
kgs.
lbs.
kgs.
2" 2
1
⁄
4
57
1
⁄
4
6 4
3
⁄
4
121 4
5
⁄
8
"-11UNC x 1
1
⁄
4
"
–
–
8 3.6 6 2.7
2
1
⁄
2
" 2
1
⁄
4
57
1
⁄
4
6 5
1
⁄
2
140 4
5
⁄
8
"-11UNC x 1
3
⁄
8
"
–
–
10 4.5 7 3.2
3" 2
1
⁄
4
57
1
⁄
4
6 6 150 4
5
⁄
8
"-11UNC x 1
3
⁄
8
"
–
–
10 4.5 7 3.2
4" 2
3
⁄
4
70
3
⁄
8
10 7
1
⁄
2
191 8
5
⁄
8
"-11UNC x 1
1
⁄
2
"
–
–
17 7.7 12 5.4
5" 2
3
⁄
4
70
3
⁄
8
10 8
1
⁄
2
216 8
3
⁄
4
"-10UNC x 1
3
⁄
4
"
–
–
25 11.3 16 7.3
6" 2
3
⁄
4
70
3
⁄
8
10 9
1
⁄
2
241 8
3
⁄
4
"-10UNC x 2"
–
–
27 12.2
20 9.1
8" 3
1
⁄
2
89
5
⁄
8
16 11
3
⁄
4
298 8
3
⁄
4
"-10UNC x 2
1
⁄
8
"
–
–
40 18.1 29 13.2
10" 3
1
⁄
2
89
5
⁄
8
16 14
1
⁄
4
362 12
7
⁄
8
"-9UNC x 2
1
⁄
4
"
–
–
63 28.6 48 21.8
12" 4
1
⁄
4
108
5
⁄
8
16 17 432 12
7
⁄
8
"-9UNC x 2
1
⁄
4
"
1
⁄
4
x 1
6 x 25
107 48.5
78 35.4
SEATING TORQUE
Buna-N, EPDM, Viton
Size
Normal Conditions
WET/DRY
2"
134/214
2
1
⁄
2
" 190/289
3"
250/387
4"
390/644
5"
600/959
6"
907/1,542
8"
1,697/2,919
10"
2,500/4,857
12"
3,300/7,071
CV RATING
(Full Open)
Size CV Rating
2"
135
2
1
⁄
2
" 220
3"
302
4"
600
5"
1,022
6"
1,579
8"
3,136
10"
5,340
12"
8,250
For 14"- 24" BF Series Dimensional Data,
Request Engineering Spec Sheet ES-BF-03-M2/BF-04-M2.
†
Weights are for valves with ductile iron or aluminum bronze discs and 10-position lever handles.
Refer to Watts’ folder F-CDBF for butterfly valve weights with gear actuators, or consult factory.
H
Dia.
J
Across
flats
▼
▼
45°
Dimensions
How to Order Watts Series DBF
Materials
ES-DBF 1412
© 2014 Watts
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
A Watts Water Technologies Company