
Mark 200 Control Valve FCD VLENIM0200– 12/12
2
ASME Contents
1 General Information 3
2 Terms Concerning Safety 3
3 ASME Valve Unpacking 4
4 ASME Valve Installation 4
4.1 ASME Valve Quick-check 4
5 ASME Valve Maintenance 5
ASME Valve Disassembly and Reassembly 7
6.1 Disassembling the Body 7
6.2 Reassembling the Body 8
6.3 ASME Valve Troubleshooting Chart 10
DIN Contents
1 General Information 3
2 Terms Concerning Safety 3
7 DIN Valve Unpacking 11
8 DIN Valve Installation 11
8.1 DIN Valve Quick-check 12
9 DIN Valve Maintenance 12
DIN Valve Disassembly and Reassembly 14
10.1 Disassembling the Body 14
10.2 Reassembling the Body 15
10.3 Special Tools 16
11 DIN Valve Troubleshooting Chart 17
Valtek Mark 200 High Pressure Control Valve
The Mark 200 high pressure globe control valve designed to handle the most extreme severe service applications also offers high competitive fl ow
capacity. The Mark 200’s large galleries include longer stroke lengths which provide fi ner control and result in more stages of severe service protection
in smaller size valves. With a clamped-in (DIN, screwed-in) seat ring, the Mark 200 has been designed for easy maintenance and fl exibility. The seat
retainer/cage (DIN, seat ring) in the Mark 200 can be changed out to provide an exceptional variety of severe service options, including anti-cavitation
and anti-noise.
Further sizing details are available in Performance!, Flowserve’s control valve sizing & selection software program (please contact your local Flowserve
representative for further details). The plug is typically pressure-balanced to allow smaller and more economical actuators. Flow over or under the plug
is available.
Figure 1: ASME Mark 200 Maximum Capacity Control Valve Figure 2: DIN Mark 200 Maximum Capacity Control Valve
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