VXF42.40-16C 三通调节阀 Siemens西门子

Stroke：to DN80: 20 mm, from DN100: 40 mm
Leakage rate：0…0.02% of the kvs value
Leakage rate bypass：0.5...2 % of the kvs-value
DN：40
kvs：16 m³/h
Medium temperature：-10...150 °C
Valve characteristic：Through-port: equal percentage , Through-port: kvs 250/400 linear , Bypass: linear
Rangeability：DN 15...25: >50 , DN 32...150: >100
Permissible operating pressure：1600 kPa
Material, valve body：Cast iron EN-GJL-250
Material, inside set：≤ DN32: CrNi steel / brass , ≥ DN25: CrNi steel / CrNi steel
PN class：PN 16
SAX.. Δpmax：400 kPa
SKD.. Δpmax：400 kPa
SKB.. Δpmax：400 kPa