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柱塞閥

帶圓柱形柱塞與開槽消能筒的水力控制閥門,用於水系統的高壓差減壓與空化控制。

最後更新: 2026-11

系列規格

Nominal valve connection size DN150 to DN2200
Pressure class / nominal rating designation PN10 to PN100, Class 150/300
Operation / closure mode Manual or actuated
Flow-control execution size range DN150–DN1400 (PN10–PN40)
Cavitation Behaviour Cavitation-free operation by design, and the valve seal sits in the no-flow zone for a long service life.
Ductile Body Materials Ductile iron EN-GJS 400-15 (EN 1563) at DN150; EN-GJS 500-7 from DN200 to DN1400
Plunger Material Stainless steel 1.4301
Seat Ring Material Stainless steel 1.4301 (AISI 304), screwed onto the valve body
Main Seal Material Polyurethane rubber (HPU), protected from the water stream
Actuation Options Handwheel and gearbox, electric actuator, pneumatic actuator, hydraulic brake-and-lift cylinder
Materials (component scope as published) WCB (ASTM A216), CF8, CF8M (ASTM A351), F316, F316L (ASTM A182), F51/2205 duplex (ASTM A182), F53, F55/2507 super duplex (ASTM A182), C95400, C95800 aluminium bronze (ASTM B148), nickel-chromium alloy 625 (ASTM B564)
design focus Diffuser geometry, cavitation control, structural strength under full differential pressure, flow stability, vibration control
positioning A robust, secure control valve for the precise adjustment of pressure and flow rates in water supply.
multipurpose duty A multi-purpose valve: one-piece streamlined body regulates large amounts of water safely and reliably, and the same valve serves control duty across applications.
series15 face to face EN 558, series 15 (DN + 200 mm)
en1092 flange standards EN 1092-2
lip seal material Low-friction lip-type polyurethane (HPU) piston seal
piston material Stainless steel 1.4301/1.4306 (AISI 304/304L) DN150–DN900; stainless steel + FBE-coated structural steel DN1000–DN1400
fastener material Stainless steel A2-70 (EN ISO 3506-1)
bearing material Solid maintenance-free bronze bearings
hydraulic test standard EN 1074-5
fbe coating spec FBE (fusion-bonded epoxy), inside and outside, RAL 5015 blue, 300 μm
gear actuator interface ISO 5211
ggg40 body materials Ductile iron EN-JS1030 (GGG-40), GGG50, WCB
epoxy coating spec Epoxy coated inside and outside, minimum 250 μm
epdm seal material EPDM
bolt material Stainless steel A4 (EN ISO 3506)
water design standard Manufacturer standard or EN 1074-5
high pressure span PN10, PN16, PN25, PN40, PN63 (Class 150 LBS / Class 300 LBS)
ansi flange standards EN 1092-2 / ANSI B16.5 / ANSI B16.47A
di body size range DN250–DN1600 (10–64 inch)
Maximum working pressure 16 bar
working temp range 0–85 °C
shell test pressure 1.5 × PN (shell)
seat test pressure 1.1 × PN (seat)
Suitable Medium Air, water and other media similar to water
series3 face to face BS EN 558-1, basic series 3
bs4505 flange standards BS EN 1092-2 or BS 4505
component materials Ductile iron body and crank; stainless steel shaft, seat (304) and sliding sleeve; NBR O-ring; bronze bearing

訂購與文件

文件

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常見問題

柱塞閥有哪些材質可選?

公布的規範列出piston material:Stainless steel 1.4301/1.4306 (AISI 304/304L) DN150–DN900; stainless steel + FBE-coated structural steel DN1000–DN1400。特定口徑與壓力等級的材質供貨在報價時確認。

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