Control valveVA2012.B

Single-seat control valve for demanding applications with the possibility of multi-stage reduction and a balanced plug

Nominal diameters

• DN 25 (1“) – DN 400 (16“)

Nominal pressure values

• PN 16 – PN 400
• Class 150 – Class 2500

Design

• single seated valve: cage-quided plug, possibility of multicage design, possibility of balanced plug

Operating temperature range

• -196°C to +650°C

Flow characteristics

• linear
• equipercent
• on/off

Flow coefficient Kvs

• 10 – 2000 [m³.h^-1]

Leakage class (IEC 60534-4)

• class IV
• class V
• class VI

Body material

• carbon steel GP240 GH(1.0619), A216 WCB
• alloy steel G17CrMo 9-10 (1.7379)
• stainless steel GX5CrNiMo 19-11-2 (1.4408)
• other as required

Plug and seat material

• stainless steel
• stellit
• monel
• hastelloy

Connection

• flange
• welded

Type of actuator

• pneumatic diaphragm (with handwheel)
• electric
• electro-hydraulic
• hydraulic
• hand-operated