Nominal DiameterΦ

Inside DiameterΦ

OD

Min

OD

Max

Working Pressure

Proof Pressure

Burst Pressure

Bend Radius

inch

dash

mm

mm

mm

bar

psi

bar

bar

mm

3/16

-3

4.6-5.4

11.9

13.5

105

1525

210

420

75

1/4

-4

6.2-7.0

13.5

15.1

87

1260

174

348

75

5/16

-5

7.7-8.5

16.7

18.3

84

1220

168

336

100

3/8

-6

9.3-10.1

18.3

19.8

78

1130

156

312

100

1/2

-8

12.3-13.5

23.0

24.6

70

1015

140

280

125

5/8

-10

15.5-16.7

26.2

27.8

61

885

122

244

140

3/4

-12

18.6-19.8

31.0

32.5

52

755

104

208

150

1

-16

25.0-26.4

36.9

39.3

39

565

78

156

205

1-1/4

-20

31.4-33.0

42.9

46.0

26

377

52

104

250