KSB BOAX- B, Руководство по эксплуатации

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37
7.2.2 Flanging dimensions
Connection to the piping.
Piping flanges must match the following dimensions.
7.3 Handling
Handling means may be necessary to install large sizes valves.
They must be used as shown.
Ø2a Ø6
Ø3
10 mm
20 mm
Ø5 Ø4
Ø2b
Ø2a: max. allowable diameter on flange face
Ø2b: external diameter of the pipe when fitting loose plate flange
with lapped pipe end
Ø3: allowed minimum diameter on flange face
Ø4: minimum diameter at 10mm from the flange face
Ø5: minimum diameter at 20mm from the flange face
Ø6: allowed minimum diameter of raised face
DN NPS
ø2a ø2b ø3 ø4 ø5 ø6
40 1
½
54 49 32 77
50 2 63 61 33 86
65 2
½
80 77 55 13 107
80 3 93 89 71 50 121
100 4 116 115 90 74 40 141
125 5 141,5 140 119 107 87 171
150 6 170,5* 169 144 134 120 196
200 8 222* 220 196 189 178 250
250 10 276,5* 273 249 243 234 306
300 12 327,5* 324 297 291 283 358
350 14 361 356 326 321 314 399
400 16 412 407 370 366 358 452
450 18 463 457 422 416 409 505
500 20 515 508 470 464 457 558
600 24 617 610 566 560 554 664
650 26 668 620 614 608 723
700 28 718 671 666 660 773
750 30 770 717 711 705 830
800 32 820 769 764 758 880
900 36 924 869 864 859 987
1000 40 1027 970 965 960 1094
* Please check that the body is well centered between the tie - rod
7.2.3 Interface between valve and pipe flanges
Correct fitting except T6 bodies
Metallic intermediate insertion flange
CORRECT FORBIDDEN
BOAX - B Mat - P
HORIZONTAL VALVE
CORRECT FORBIDDEN
no gasket
no direct contact
with the
expansion joint no rubber coated flange
T5 type body
In case of coated pipe (hard rubber, concrete or Teflon for
example), coating hardness and flanges detailed dimensions
shall be given to KSB for acceptance.
In case of fitting between polyethylene flanges:
- Authorized fitting between flanges with flat faces
- Not authorized fitting between flanges with grooved faces
Neck extension and body supports may have been delivered
separately from the valve. They must be mounted onto the
valve before fitting it between flanges
VALVE WITH MOTORIZATION
CORRECT FORBIDDEN