Circor ALLWEILER NI Series, Original Operating Manual

Page: 41 / 44

Appendix
9.2.6 Flange loads
Definition of the pipe forces and torques on the basis of
EN ISO 5199.
X
Y
Z
Fig. 25 Flange loads at the pump
Forces [N] Torques [Nm] Nominal
flange
diameter
[mm]
F
max
(x) F
max
(y) F
max
(z) ∑F M
max
(x) M
max
(y) M
max
(z) ∑M
25 375 425 350 666 450 300 350 644
32 450 525 425 812 550 375 425 790
40 550 625 500 971 650 450 525 949
50 750 825 675 1303 700 500 575 1035
65 925 1050 850 1637 750 550 600 1107
80 1125 1250 1025 1969 800 575 650 1180
100 1500 1675 1350 2623 875 625 725 1297
125 1775 1975 1600 3100 1050 750 950 1602
150 2250 2500 2025 3926 1250 875 1025 1838
200 3000 3350 2700 5245 1625 1150 1325 2391
Tab. 20 Maximum flange loads
550 113 – 146-900/E BA-2021.06 en-US NI series 41