BS 3505

DIN 19532/8062

ASTM 1785

ASTM D2241

            CLASS  & W.P

SERIES & W.P.

SCHEDULE

SDR & W.P.

B

C

D

E

1

2

3

4

5

6

40

80

80

120

64

41

32.5

26

21

17

13.5

2”

63