"Control Valves ZK with Radial Stage Nozzle nn

Application Features

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For the decrease of high pressure drops in industrial plants and power stations as:

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N

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Extremely wear resistant

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Excellent sealing and control characteristic (EN 12266-1 Leckrate A)

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N

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Level control valve

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N

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Warm-up valve

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N

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Variable valve characteristics (linear and equal-percentage)

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N

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Level control valve

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N

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Injection cooling valve

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N

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Easy assembly and inspection of nozzle insert

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N

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Feedwater control valve

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N N

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Leak-off valve Tandem shut-off for ZK 313 and ZK 213

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N

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Start-up pot drain valve

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N

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Low sound level

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And more applications

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Different actuators available

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Materials

TypeBody >
1 )ZK 29, DN 25, 50 13 CrMo 4 4(1.7335) ZK 29, DN 80, 100, 150 GS-17 CrMo 5 5(1.7357) >
ZK 29/14 DN 50 with lift restriction (optional extra) ZK 210 13 CrMo 4 4(1.7335) ZK 313 16 Mo 3(1.5415)A182 F1(1.5423)10 CrMo 9 10(1.7383)/A182 F22X 10 CrMo VNb 9 1(1.4903)/A182 F91(P 91) ZK 213 16 Mo 3(1.5415)WB 36(1.6368) >
1 ) Butt-weld ends of other material by welding of pipe ends possible.

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Actuators

TypeZK 29ZK 210ZK 313ZK 213ZK 610 ZK 613Handwheel LLL ֖ Electric rotary actuator LLLLL Electric linear actuator LLLLL >
Radial stage nozzle with tandem shut-off for ZK 213 Electro-hydraulic linear actuator ֖ LLL Pneumatic actuator LLL L Part-turn actuator L ֖ LLL >

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