ASTM Plumbing Pipes

Size (inches)

Mean O.D.

Schedule 40

Pressure Rating (Mpa)

Schedule 80

Thread length (+2 mm)

Thread per inch (nos)

Wall Thickness

Wall Thickness

Pressure Rating (Mpa)

Min

Max

Min

Max

1/2

21.24

2.77

3.28

4.14

3.73

4.24

5.86

15.00

14

3/4

26.57

2.87

3.38

3.31

3.91

4.42

4.76

16.50

14

1

33.27

3.38

3.89

3.10

4.55

5.08

4.34

19.00

11

1 1/4

42.03

3.56

4.07

2.55

4.85

5.43

3.59

22.00

11

1 1/2

48.11

3.68

4.19

2.28

5.08

5.69

3.24

22.00

11

2

60.17

3.91

4.42

1.93

5.54

6.20

2.76

30.00

11

2 1/2

75.30

5.16

5.77

2.07

7.01

7.85

2.90

32.00

11

3

88.70

5.49

6.15

1.79

7.62

8.35

2.55

35.00

11

4

114.07

6.02

6.75

1.52

8.56

9.58

2.21

42.00

11