Nominal Diameter

Inside Diameter (mm)

Reinforcement Diameter (mm)

Outside Diameter (mm)

Working Pressure (max.)

Proof Pressure

Bursting Pressure (min.)

Bending Radius (min.)

Weight Approx

mm

inch

Min

Max

Min

Max

Min

Max

Mpa

Mpa

Mpa

mm

Kg/m

4.8

3/16

4.6

5.4

8.9

10.1

11.9

13.5

20.7

41.4

82.7

89

0.22

6.4

1/4

6.2

7.0

10.6

11.7

15.1

16.7

19.0

37.9

75.8

102

0.31

7.9

5/16

7.7

8.5

12.1

13.3

16.7

18.3

17.2

34.5

68.9

114

0.38

9.5

3/8

9.3

10.1

14.5

15.7

19.0

20.6

15.5

31.0

62.0

127

0.45

12.7

1/2

12.3

13.5

17.5

19.0

22.2

23.8

13.8

27.6

55.2

178

0.55

15.9

5/8

15.5

16.7

20.6

22.2

25.4

27.0

10.3

20.7

41.4

203

0.63

19.0

3/4

18.6

19.8

24.6

26.2

29.4

31.0

8.6

17.2

34.5

241

0.77

22.2

7/8

21.8

23.0

27.8

29.4

32.5

34.1

7.8

15.5

31.0

279

0.92

25.4

1

25.0

26.4

32.5

34.1

36.9

39.4

6.9

13.8