西門子 球閥 閥體 VAF41..系列 Siemens 2-port control ball valve with flange connections, PN 16 VAF41…

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  • Siemens 2-port control ball valve with flange connections, PN 16 VAF41…
  • 德國品牌
  • 球閥/二通閥 閥體
  • 閥體材質:球墨鑄鐵
  • 公稱壓力:PN16
  • 法蘭連接(ISO 7005-2)
  • 可用於冰水, 低或高溫純水的封閉式管路中
  • 本產品可搭配多種風門驅動器或是電動驅動器, 如有需要請來信索取型錄
  • 因型號眾多, 詳細型號請來信詢問

描述

  • Dutctile iron, EN-GJS-450-10 (QT450) valve body
  • DN 65…150
  • kvs 63…360 m3/h
  • Angle of rotation 90°
  • Flange connection to ISO 7005-2

 

額外資訊

品牌

PN class

PN 16 to ISO 7268

Leakage rate

0…0.01% of kvs value

Permissible media

Cooling water, chilled water, low temperature hot water, water with anti-freeze;
Recommendation: water treatment to VDI 2035

Medium temperature

2…80 °C

Rangeability

> 200

Nominal stroke

20 mm

Materials

Valve body: Ductile iron, EN-GJS-450-10 (QT450)
Ball: Stainless steel (SS304)
Stem: Stainless steel (2Cr13)
Seat: PTFE
Gland materials: EPDM O-rings

Product no

VAF41.65-63/2, VAF41.80-100/2, VAF41.100-160/2, VAF41.125-250/2, VAF41.150-360/2