Nominal Outside Dia

Mean Outside Diameter

Outside Dia
At Any Point

Wall Thickness

MIN.

MAX.

MIN.

MAX.

MIN.

MAX.

20

20.0

20.3

19.5

20.5

2.8

3.3

25

25.0

25.3

24.5

25.5

2.9

3.4

32

32.0

32.3

31.5

32.5

3.4

3.9

40

40.0

40.3

39.5

40.5

3.6

4.2

50

50.0

50.3

49.5

50.5

3.7

4.3