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7.2.1
Flat seal
Flat seal according to DIN 2690 / EN 12560-1 Form IBC
DN
d1
in mm (inch)
in mm (inch)
80 (3)
90 (3.54)
89 (3.5)/ANSI150
100 (4)
115 (4.53)
150 (6)
169 (6.65)
200 (8)
220 (8.66)
250 (10)
274 (10.79)
300 (12)
325 (12.80)
400 (16)
420 (16.54)
500 (20)
520 (20.47)
600 (24)
620 (24.41)
Dimensions of the seal:
d1 = Inside diameter
d2 = Outside diameter
X = Seal thickness 1.5 to 5 mm
Fig. 7.1: Flat seal
PN10
PN16
d2
in mm (inch)
142 (5.59)
142 (5.59)
162 (6.38)
162 (6.38)
218 (8.58)
218 (8.58)
273 (10.75)
273 (10.75)
328 (12.91)
330 (12.99)
378 (14.88)
385 (15.16)
490 (19.29)
497 (19.57)
595 (23.43)
618 (24.33)
695 (27.36)
735 (28.94)
7 Construction and Planning
ANSI150
PN25
136.5 (5.37) 142 (5.59)
175 (6.89)
168 (6.61)
222 (8.74)
225 (8.86)
279 (10.98)
285 (11.22)
340 (13.39)
342 (13.46)
410 (16.14)
402 (15.83)
514 (20.24)
515 (20.28)
607 (23.90)
625 (24.61)
718 (28.27)
730 (28.74)
Manual USM GT400 · EN10 · May 2021
83
PN40
142 (5.59)
168 (6.61)
225 (8.86)
292 (11.52)
353 (13.90)
418 (16.46)
547 (21.54)
628 (24.72)
745 (29.33)
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