Technical data – KROHNE H250 M9 ES EN User Manual
Page 32
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TECHNICAL DATA
32
H250
www.krohne.com
09/2012 - 4002294201 MA H250 KINAX R01 en
Bolts and tightening torques
For measuring devices with PTFE liner or ceramic liner and PTFE raised face, tighten the flange
threads with the following torques:
Nominal sizes EN
Nominal size ASME
Stud bolts
Tightening torques
Nominal size acc. to EN 1092-1
Quantity x size
[Nm]
[lb-ft]
DN15 PN40
1
4x M12
9.8
7.1
DN25 PN40
1
4x M12
21
15
DN50 PN40
1
4x M16
57
41
DN80 PN16
1
8x M16
47
34
DN100 PN16
1
8x M16
67
48
1 standard connections; other connections on request
Stud bolts
Tightening torques
Nominal sizes acc. to ASME B
16.5
Quantity x size
[Nm]
[lb-ft]
150 lb
300 lb
½
" 150 lb / 300 lb
1
4x ½"
4x ½"
5.2
3.8
1" 150 lb / 300 lb
1
4x ½"
4x 5/8"
10
7.2
2" 150 lb / 300 lb
1
4x 5/8"
8x 5/8"
41
30
3" 150 lb / 300 lb
1
4x 5/8"
8x ¾"
70
51
4" 150 lb / 300 lb
1
8x 5/8"
8x ¾"
50
36
1 standard connections; other connections on request
MA_H250_Sonder_Kinax_R01_en_4002294201_PRT.book Page 32 Monday, September 17, 2012 11:13 AM