Siemens 7ML5431 - Page 222

Dimension drawings
12.30 Raised-Face flange
SITRANS LR250 with mA/HART
222 Operating Instructions, 10/2019, A5E32220602-AG
Raised-Face flange dimensions
Pipe size
Flange bolt
hole pattern
⑤
Flange
O.D.
(mm)
③
Bolt hole
circle Ø
(mm)
②
Bolt hole Ø
(mm)
No. of bolts
①
Angle of
adjacent
bolt holes
⑧
Facing Ø
(mm)
⑩
Thickness
(mm)
DN50
PN10/PN16
165
125
18
4
90
102
18
DN80
PN10/PN16
200
160
18
8
45
138
20
DN100
PN10/PN16
220
180
18
8
45
158
20
DN150
PN10/PN16
285
240
22
8
45
212
22
DN50
PN25/PN40
165
160
18
4
90
138
20
DN80
PN25/PN40
200
160
18
8
45
138
24
DN100
PN25/PN40
235
190
22
8
45
162
24
DN150 PN25/PN40 300 250 26 8 45 218 28
ANSI Raised-Face flange dimensions
Pipe
size
Flange
bolt hole
pattern
(lb)
Flange
O.D.
(mm)
Bolt
hole
circle Ø
(mm)
Bolt
hole Ø
(mm)
No. of
bolts
Angle of
adjacent
bolt holes
Thickness
(mm)
Eyelet feature loca-
tion
Facing Ø
(mm)
Angle
Distance
Facing thick-
ness (mm)
2" 150 152.4 120.7 19.1 4 90 22.4 45 60.4
92.1
2.0
3" 150 190.5 152.4 19.1 4 24.4 76.2
127.0
2.0
4" 150 228.6 190.5 19.1 8 45 31.8 22.5 95.3
157.2
2.0
2" 300 165.1 127.0 19.1 8 28.4 63.5
92.1
2.0
3" 300 209.6 168.3 22.3 8 35.1 84.2
127.0
2.0
4" 300 254.0 200.2 22.3 8 38.1 100.1
157.2
2.0