Column 1
Column 2
Column 3
Column 4
Column 5
Column 6
Pipe Size
Pipe O.D. (in.)
Pipe I.D. (in.)
K Value
Offset
Suggested
Operating Range
(gpm)
14 inch Sch 10S
14 .00
13 .500
122 .307
0 .391
200…6000
Sch 20
14 .00
13 .375
120 .216
0 .388
200…6000
Std . Wt ., Sch 30
14 .00
13 .250
118 .151
0 .385
200…6000
Sch 40
14 .00
13 .124
116 .096
0 .382
200…6000
Sch 60
14 .00
12 .814
111 .148
0 .376
200…6000
Extra Strong
14 .00
13 .00
114 .098
0 .33
200…6000
Sch 80
14 .00
12 .50
106 .299
0 .369
200…6000
16 inch Sch 10S
16 .00
15 .500
159 .243
0 .44
300…9000
Sch 20
16 .00
15 .375
156 .742
0 .436
300…9000
Std . Wt ., Sch 30
16 .00
15 .250
154 .267
0 .433
300…9000
Sch 60
16 .00
14 .688
143 .456
0 .419
300…9000
Extra Strong, Sch 40
16 .00
15 .000
149 .394
0 .427
300…9000
Sch 80
16 .00
14 .314
136 .548
0 .41
300…9000
18 inch Sch 10S
18 .00
17 .500
202 .739
0 .498
350…10,000
Sch 20
18 .00
17 .375
199 .828
0 .494
350…10,000
Sch 30
18 .00
17 .124
194 .061
0 .486
350…10,000
Std . Wt .
18 .00
17 .250
196 .943
0 .49
350…10,000
Sch 40
18 .00
16 .876
188 .464
0 .479
350…10,000
Sch 60
18 .00
16 .500
180 .171
0 .469
350…10,000
Extra Strong
18 .00
17 .000
191 .25
0 .482
350…10,000
Sch 80
18 .00
16 .126
172 .152
0 .457
350…10,000
20 inch Std . Wt ., Sch 20
20 .00
19 .25
246 .179
0 .555
400…12,000
Sch 40
20 .00
18 .812
234 .836
0 .540
400…12,000
Extra Strong, Sch 30
20 .00
19 .000
239 .666
0 .547
400…12,000
Sch 80
20 .00
17 .938
213 .14
0 .511
400…12,000
22 inch Std . Wt ., Sch 20
22 .00
21 .25
301 .975
0 .621
500…15,000
Extra Strong, Sch 30
22 .00
21 .00
294 .642
0 .616
500…15,000
Sch 80
22 .00
19 .75
259 .513
0 .573
500…15,000
24 inch Std . Wt ., Sch 20
24 .00
23 .25
364 .331
0 .666
600…18,000
Extra Strong
24 .00
23 .00
356 .178
0 .660
600…18,000
Sch 40
24 .00
22 .624
344 .109
0 .652
600…18,000
Sch 80
24 .00
21 .562
311 .271
0 .628
600…18,000
26 inch Sch 10
26 .00
25 .376
437 .809
0 .719
700…21,000
Std . Wt .
26 .00
25 .25
433 .247
0 .716
700…21,000
Sch 20, Extra Strong
26 .00
25 .00
424 .274
0 .709
700…21,000
28 inch Sch 10
28 .00
27 .376
513 .698
0 .774
900…23,000
Std . Wt .
28 .00
27 .25
508 .723
0 .770
900…23,000
Extra Strong, Sch 20
28 .00
27 .00
498 .930
0 .763
900…23,000
30 inch Sch 10
30 .00
29 .376
596 .147
0 .833
1000…30,000
Std . Wt .
30 .00
29 .25
590 .759
0 .829
1000…30,000
Sch 20, Extra Strong
30 .00
29 .00
580 .146
0 .822
1000…30,000
32 inch Sch 10
32 .00
31 .376
685 .156
0 .897
1200…35,000
Std . Wt .
32 .00
31 .25
679 .355
0 .893
1200…35,000
Sch 20, Extra Strong
32 .00
31 .00
667 .922
0 .885
1200…35,000
Sch 40
32 .00
30 .624
650 .919
0 .873
1200…35,000
34 inch Sch 10
34 .00
33 .312
777 .566
0 .964
1300…40,000
Std . Wt .
34 .00
33 .25
774 .511
0 .962
1300…40,000
Extra Strong, Sch 20
34 .00
33 .00
762 .258
0 .953
1300…40,000
Sch 40
34 .00
32 .624
744 .022
0 .940
1300…40,000
36 inch Sch 10
36 .00
35 .376
882 .855
1 .040
1500…45,000
Std . Wt .
36 .00
35 .25
876 .227
1 .035
1500…45,000
Sch 20, Extra Strong
36 .00
35 .00
863 .154
1 .025
1500…45,000
Sch 40
36 .00
34 .50
837 .315
1 .007
1500…45,000
Calibration
Page 15
February 2018
SEN-UM-01635-EN-11