64
Flanges with holes with metric (M) screw thread
Maximum
torque value
(Nm)
L (mm)
DN Flanging
Number
of holes
Thread type Diameter “D” (mm) Alu
Ductile
iron
Steel
25 PN 10-16 4 M12 85 24 - 40
40 PN 10-16 4 M16 110 24 - - 100
50 PN 10-16 4 M16 125 24 24 28 100
50 PN 25 4 M16 125 - - 28 100
50 PN 40 4 M16 125 - - 28 100
50 Class 300 8 M16 127 - - 28 100
50 Class 600 8 M16 127 - - 28 100
80 PN 10-16 8 M16 160 24 24 - 100
100 PN 10-16 8 M16 180 24 24 - 100
Flanges with holes with inch (UNC) screw thread
Maximum
torque value
(Nm)
L (mm)
DN Flanging
Number
of holes
Thread type Diameter “D” (mm) Alu
Ductile
iron
Steel
25 150(125) 4 1/2” UNC-2B 79.4 24 - 40
40 150(125) 4 1/2” UNC-2B 98,6 24 - - 40
50 150(125) 4 5/8” UNC-2B 120,6 24 24 28 100
50 300 8 5/8” UNC-2B 127 - - 28 100
50 600 8 5/8” UNC-2B 127 - - 28 100
80 150(125) 4 5/8” UNC-2B 152,4 24 24 - 100
100 150(125) 8 5/8” UNC-2B 190,5 24 24 - 100
Flanged meters with holes NOT threaded
Meters DN150 G250 to G650 (S3-Flow) are available with flanged connections. Holes in the flanges
are not threaded.
PN 10-16, Class 150
DN Number of holes ø f
Diameter “D”
(mm)
T
150 8 22,4 241 26
Notes
• Install all the screws and tight those smoothly
before applying the tightening torque.
• Tight the screws in opposite pairs according the order of figure 1.
Annex 2: Commercial reference / Références commerciales / Kommerzielle Referenzen / Referenze commerciali / Marcas de
Lubrificantes / Toepasbare oliesoorten / Ticari referanslar / Referências Comerciais / Obchodní reference
– Shell Tellus T15
– Oest V3136L (lubricant delivered with each meter, commercial name: Maxilub VG10)
Face of the flange
1
6
7
8
2
5
4
3
Figure 1