British Measurement

Metric Measurement

Length

W.P.

B.P.

Weight

Volume

I.D.

O.D.

inch

mm

mm

m

MPa

MPa

kg/roll

m3

1/2

12

16

100

0.8

2.4

11.90

0.05

1/2

13

18

100

0.8

2.4

16.50

0.05

5/8

16

21

50

0.7

2.1

9.80

0.035

3/4

19

24

50

0.5

1.5

11.40

0.048

1

25

30

50

0.4

1.2