Torque For Ball Valves
Unit: Ib-in / N-m
SCREWED END
FLANGED END
1-PC
REDUCED
BORE
2-PC
STANDARD
BORE
2-PC
FULL
BORE
3-PC
FULL BORE
3-PC
STANDARD
BORE
THREE WAY
FULL BORE
1-PC
REDUCED
BORE
CLASS 150
2-PC
FULL BORE
CLASS 150
PN 10/16
2-PC
FULL BORE
CLASS 300
PN 25/40
THREE
FOUR
WAY
STANDARD
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
Ib-in
N-m
1/4"
42
4.74
45
5.08
45
5.08
45
5.08
50
5.65
45
5.08
3/8"
42
4.74
45
5.08
45
5.08
45
5.08
55
6.21
45
5.08
1/2"
45
5.08
50
5.65
50
5.65
50
5.65
75
8.47
60
6.78
50
5.65
55
6.21
55
6.21
55
6.21
3/4"
70
7.91
70
7.91
72
8.13
72
8.13
150
17.0
80
9.04
75
8.47
80
9.04
85
9.6
85
9.6
1"
140
15.8
140
15.8
145
16.4
145
16.4
220
24.9
180
20.2
140
15.8
150
17.0
150
17.0
150
17.0
1-1/4"
190
21.5
200
22.6
200
22.6
200
22.6
280
31.6
250
28.3
180
20.3
200
22.6
210
23.7
210
23.7
1-1/2"
230
26.0
240
27.1
250
28.3
260
29.4
350
39.6
360
40.7
250
28.3
280
31.6
360
40.7
360
40.7
500
56.5
2"
320
36.2
320
36.2
320
36.2
330
37.3
600
67.8
500
56.5
350
39.6
320
36.2
530
59.9
530
59.9
800
90.4
2-1/2"
500
56.5
550
62.3
550
62.2
800
90.4
430
48.6
650
73.5
650
73.5
1500
169.5
3"
600
67.8
650
73.5
650
73.5
950
101.7
600
67.8
800
90.4
800
90.4
2100
237.3
4"
800
90.4
780
88.14
1750
(5" 2300)
197.8
(5" 260)
1750
(5" 2300)
197.8
(5" 260)
3100
(5" 6550)
350.3
(5" 740)
6"
3000
339
3500
395.5
3500
395.5
10000
1130
8"
6000
678
6800
768
6800
768
18000
2034
10"
10000
1130
12000
1356
12000
1356
26000
2938
12"
14000
1582
18000
2034
18000
2034
Back
Next
WELLGROW INDUSTRIES CORP.
