KSB SICCA GLS Series, Operating Instructions Manual

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SICCA
5.3.4 Sectional Drawing - Globe valve
5.3.5 Globe valves (class 900, 1500, 2500)
The valve consists mainly of body (100) bonnet (166), yoke
(139) as well as disc (350) and stem (200) and the actuating
unit.
Stem seal area : The gland packing (461) which seals the
stem (200) is tightened by the studs (902) and nuts (920.2)
on the gland flange (452). The bonnet (166) is equipped with
an integral, hard faced back seat, which seals the valve while
stem is in upmost position.
Flow seal area : The seat rings (515) are seal welded into the
body (100). The seal face of the tapered disc (350) and the
seat ring are hard faced.
Bonnet seal area : The valve is equipped with a pressure seal
bonnet. The bonnet (166) is pressed against the gasket (411) by
the pressure in the valve body (100). The gasket is supported
by the spacer ring (500) and the segmental thrust ring (501)
which is seated in a groove of the body (100). The gasket is
precompressed between disc thrust plate and bonnet (166) by
means of the studs (902.1) and nuts (920.1)
5
5.3.6 Globe valves (class 150, 300, 600)
The valve consists mainly of body (100), bonnet (166) as well
as disc (350) and stem (200) and the actuating unit.
Stem seal area : The gland packing (461) which seals the
stem (200) is tightened by gland bolts (900) and nuts (920.2)
on the gland flange (452). The bonnet (166) is equipped with
a back seat bushing (450), which seals the valve while stem
is in upmost position.
Flow seal area : The hard faced seat ring (515) is welded into
the body (100). The seat face of the flat disc is hard faced.
Bonnet seal area : Body (100) and bonnet (166) are connected
to each other by studs (902) and nuts (920.1). Tightness is
assured by means of the gasket (411).
GLC 150-600 GLC 900-2500
Type Size Class Type leaflet no.
GLC 150-600 2”-10” 150-600 7245.1/02-EN
GLC 900-2500 2”-8” 900-2500 7242.1/02-EN
Related documents
162
Part no. Name
100 Body
139 Bonnet
162 Yoke
162 Bonnet (L.P.)
196 Lock nut
200 Stem
324 Thrust Bearing
334 Bearing retainer /
Retainer plate
350 Disc
411 Gasket
411 SW Gasket
414 Disc thrust plate
450 Back seat Bush
Part no. Name
452 Gland flange
456 Gland bush
457 Neck ring
461 Braided /
Moulded gland packing
501 Thrust / Split ring
504 Spacer ring
505 Stem coller
514 Bonnet bush
515 Seat ring
544 Stem nut /
Threaded bush
550 Disc
553 Disc thrust pad
561 Pin
579 Stem lock
583 Retaining plate /
Bonnet retainer
636 Grease nipple
734 Disc retainer
900 Gland bilt
901 Hex. screw-1
902.0 Stud-1
904
Grub screw
914 Socket head cap screw
920.1 Nut-1
920.2 Nut-2
921
Shaft nut / Handwheel nut
Part no. Name
940.1 Key-1
940.2 Key-2
961
Handwheel
Part no. Name
501
324
411
515