size

thickness

orifice

00

1-5

0.6

0

5-10

0.8

1

10-15

1.0

2

15-25

1.2

3

25-40

1.4

4

40-60

1.6

5

60-100

1.9

6

100-200

2.5

7

200-300

3.3

8

300-350

4.3