Siemens Butterfly valve, flange, PN16, tight shutoff 西門子 VKF42 蝶閥

西門子 VKF42系列 蝶閥 Siemens PN16 Butterfly Valve VKF42

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西門子 VKF42蝶閥 PN16, tight shutoff

  • 球墨鑄鐵材質
  • Kvs流量從70…37000 (m^3/h)
  • 可用於PN16 符合ISO 7005規範
  • 高密度關斷(Tight-closing), 符合洩漏等級A(ISO 5208, leakage rate A)
  • 免維護
  • 搭配SQL321B.., SQL361B.., SQL351B蝶閥驅動器或 GEB..1E, GBB..1E,GIB..1E驅動器
  • 介質溫度-10…80 °C
貨號: VKF42 分類: , , , 標籤: , , , ,

描述

Siemens Butterfly valve, flange, PN16, tight shutoff

  • Nodular cast iron valve body
  • DN 50…600
  • kvs 70…37000 m3/h
  • For fitting PN 16 counter-flanges to ISO 7005
  • Tight-closing in accordance with ISO 5208, leakage rate A
  • No maintenance required
  • Can be equipped with SQL321B.., SQL361B.., SQL351B.. electromotoric actuators, or GEB..1E, GBB..1E,GIB..1E damper actuator

 

額外資訊

PN class

PN10 and PN16 to ISO 7005
ANSI150 to ASME B16.5
JIS10K to JIS B2220
Permissible operating pressure

1600 kPa (16 bar)
Leakage rate

A to ISO 5208 (tight-closing)
Permissible media

Chilled water, low temperature hot water, cooling water, brine, demineralized water (softened), water with anti-freeze
Recommendation: Water treatment to VDI 2035
Medium temperature

–10…80 °C
Flanged connection for pipes

PN10 and PN16 to ISO 7005
ANSI150 to ASME B16.5
JIS10K to JIS B2220
(VKF42.., DN 600 is only suited for PN 16)
Face to face dimension

DIN EN 558, series 20
Top flange (flange for actuator)

EN ISO 5211
Angle of rotation

90°
Housing Materials

Nodular cast iron EN-GJS-450-10 (QT450-10)
Shaft Materials

Stainless steel 1.4021 (2Cr13)
Valve Disc Materials

Nodular cast iron EN-GJS-450-10 (QT450-10),
Nylon coating
Seat Materials

EPDM

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