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Bill of Materials 2"-30"
Cv Values Chart
Valve Seating Torques Chart
Valve Seating Torques Chart
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Series 250 - Cv Values - Valve Sizing Coefficients

Size
10°
20°
30°
40°
50°
60°
70°
80°
90°
2"
0.06
3
7
15
27
44
70
105
115
2-1/2"
0.10
6
12
25
45
75
119
178
196
3"
0.20
9
18
39
70
116
183
275
302
4"
0.30
17
36
78
139
230
364
546
600
5"
0.50
29
61
133
237
392
620
930
1022
6"
0.80
34
94
153
257
422
706
1154
1320
8"
2
56
154
251
422
693
1158
1892
2165
10"
3
87
238
385
654
1073
1794
2931
3353
12"
4
153
417
681
1145
1089
3142
5132
5827
14"
6
183
500
816
1372
2252
3765
6150
7037
16"
8
271
740
1208
2031
3333
5573
9104
10,416
18"
11
318
867
1417
2382
3909
6535
10,676
12,215
20"
14
415
1133
1851
3122
5107
8538
13,948
15,959
24"
22
543
1482
2421
4069
6678
11,165
18,240
20,869


 

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