11
Signet 2540 High Performance Flow Sensor
SCH 80S STAINLESS STEEL PIPE
PER ANSI B36.19
PIPE
SIZE
K-Factor
PULSES/
U.S. GAL
K-Factor
PULSES/
LITER
1 ½ in.
161.790
42.745
2 in.
95.710
25.287
2 ½ in.
66.686
17.618
3 in.
42.986
11.357
3 ½ in.
31.983
8.450
4 in.
24.668
6.517
5 in.
15.480
4.090
6 in.
10.691
2.825
8 in.
5.9733
1.578
10 in.
3.6489
0.964
12 in.
2.4548
0.649
SCH 80 STAINLESS STEEL PIPE
14 in.
2.1557
0.570
16 in.
1.6444
0.434
18 in.
1.3036
0.344
20 in.
1.0533
0.278
22 in.
0.8689
0.230
24 in.
0.7335
0.194
SCH 80 WROUGHT STEEL PIPE
PER ANSI B36.10
PIPE
SIZE
K-Factor
PULSES/
U.S. GAL
K-Factor
PULSES/
LITER
1 ½ in.
161.790
42.745
2 in.
95.713
25.287
2 ½ in.
66.686
17.618
3 in.
42.986
11.357
3 ½ in.
31.983
8.450
4 in.
24.668
6.517
5 in.
15.480
4.090
6 in.
10.691
2.825
8 in.
5.9733
1.578
10 in.
3.7983
1.004
12 in.
2.6198
0.692
14 in.
2.1557
0.570
16 in.
1.6444
0.434
18 in.
1.3036
0.344
20 in.
1.0533
0.278
22 in.
0.8689
0.230
24 in.
0.7335
0.194
SCH 40 Plastic pipe per ASTM-D-1785
PIPE
SIZE
K-Factor
PULSES/
U.S. GAL
K-Factor
PULSES/
LITER
1 ½ in.
139.850
36.948
2 in.
82.968
21.920
2 ½ in.
60.194
15.903
3 in.
39.513
10.439
3 ½ in.
29.295
7.740
4 in.
22.565
5.962
5 in.
14.308
3.780
6 in.
9.8630
2.606
8 in.
5.6400
1.490
10 in.
3.4476
0.911
12 in.
2.3786
0.628
SCH 80 Plastic pipe per ASTM-D-1785
PIPE
SIZE
K-Factor
PULSES/
U.S. GAL
K-Factor
PULSES/
LITER
1 ½ in.
162.290
42.877
2 in.
97.186
25.677
2 ½ in.
68.559
18.113
3 in.
43.870
11.590
3 ½ in.
32.831
8.674
4 in.
25.250
6.671
5 in.
15.835
4.184
6 in.
11.041
2.917
8 in.
6.2877
1.661
10 in.
3.8529
1.018
12 in.
2.6407
0.698
K-Factors (Stainless Steel, Wrought Steel & Plastic Pipe) continued
