High pressure globe valve

globe valve in power plant

Category Valve

Product Details

Application

J961Y globe valve is used for pipeline shutoff of main steam, reheat steam, turbine bypass, steam extraction in thermal power plant. We could supply high pressure globe valve for 600MW～1000MW ultra-supercritical power generation unit.

Specification

Standard: NB/T 47044, ASME B16.34
Pressure: PN16～PN760, Class150—Class4500
Temperature: -29℃～650℃
Size: DN10～DN200
Connection: butt weld
Applicable medium: steam, water
Operation: manual, actuator

Material

1、WCB、ZG20CrMo、Cr5Mo、ZG20CrMoV、ZG15Cr1MoV
2、25#、12Cr1MoV
3、ASTM A216 WCB、ASTM A217 WC6、ASTM A217 WC9、ASTM A217 C12A
4、ASTM A105、ASTM A182 F11、ASTM A182 F22 、ASTM A182 F91、ASTM A182 F92

Features

Pressure seal design for high pressure application.
Smooth flow pass, low pressure drop.
Back seat sealing to prevent leakage through valve stem in open position.
Reliable sealing performance. Reasonable bonnet packing box depth. Graphite packing added with corrosion inhibitor.
Valve body by casting or forging process. Quality ensured with non-destructive testing.
SMC, DZE, ZSA30 series motorized actuator on request. Local control or DCS control are available.
Valve seat and disc surfaced with Stellite alloy. Resistant to abrasion, corrosion, high temperature.
Valve stem treated with thermal refining and nitriding process.

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