VKF42.500 二通蝶阀 西门子Siemens

Angular rotation：90 °
Leakage rate：A to ISO 5208 (tight-closing)
DN：500
kvs：24000 m³/h
Medium：Water , Water with anti-freeze
Medium temperature：-10…80 °C
Valve characteristic：Non-linear
Permissible operating pressure：1600 kPa
Material, valve body：DN50…150: Grey cast iron EN-GJL-200 (HT200) , DN200…600: Nodular cast iron EN-GJS-450-10 (QT450-10)
Material, inside set：Stainless steel , Nodular cast iron EN-GJS-450-10 (QT450-10) , Nylon coating
PN class：PN 16
Mounting position：Upright to horizontal
Required mounting set：Direct
SQL..B2650 Δps：700 kPa