Yokogawa RAMC User Manual
Page 88
<9. TECHNICAL DATA>
9-16
IM 01R01B02-00E-E 10th edition January 01, 2013 -00
All Rights Reserved. Copyright © 2003, Rota Yokogawa
RAMC Flange dimensions
Table 9-14
Inner diameter of stainless steel flanges
Inner diameter of flanges with PTFE- lining
Pos.
*)
EN-flange without groove
ASME-flange
Rosita-
flange
Pos.
*)
EN- flange
ASME-
flage
Size
Du
mm
Do
mm
Size
Du
mm
Do
mm
Du=Do
mm
Size
Size
Du = Do
mm
1
DN15-DN50
20.7
20.7
½´´ - 1´´
20.7
20.7
20.7
----
----
----
----
2
DN15-DN50
29.5
29.5
½´´
20.7
20.7
29.5
2
DN15-DN25
¾´´ - 1´´
23.5
¾´´ - 2´´
29.5
29.5
3
DN25-DN50
45.2
45.2
1´´
32.2
32.2
45.2
3
DN25-DN50
1¼´´
- 1½
36.0
1¼´ - 2´´
45.2
45.2
4
DN50-DN100
62.0
76.0
2´´
62.0
65.5
-----
4
DN50-DN80
2½´´ - 3´´
66.0
2½´´ - 3´´
62.0
76.0
5
DN80-DN150
94.0
94.0
3´´ - 6´´
94.0
94.0
-----
5
DN80-DN100
3½´´ - 4´´
82.0
6
DN100-DN150
116.0
116.0
4´´ - 6´´
116.0
116.0
-----
6
DN100
4´´
110.0
*)
see table
9.10, 9.11, 9.12
Fig. 9-5 RAMC type 91 and option /A16 and /T2
Fig. 9-6 RAMC with connection R4 / T4
T25.EPS
T26.EPS