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6 Dimensions
6.3.3 Flange connection types code 39
FTF
DN 15 - 50
DN
FTF
15
130.0
20
150.0
25
160.0
32
180.0
40
200.0
50
230.0
65
290.0
80
310.0
100
350.0
Dimensions in mm
n = number of bolts
1) Connection type
Code 39: Flange ANSI Class 125/150 RF, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1
2) Valve body material
Code 37: 1.4408, investment casting
Code 90: EN-GJS-400-18-LT (GGG 40.3)
GEMÜ 539
Connection types code 39
Material code 37,90
ø D
ø L
90.0
15.9
100.0
15.9
110.0
15.9
115.0
15.9
125.0
15.9
150.0
19.0
180.0
19.0
190.0
19.0
230.0
19.0
20 / 34
FTF
DN 65 - 100
1)
2)
ø K
60.3
69.9
79.4
88.9
98.4
120.7
139.7
152.4
190.5
n
4
4
4
4
4
4
4
4
8
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