Double Regulating Valve | Cast Iron Double Regulating Valve

Double Regulating Valve

PRESSURE/ TEMPERATURE RATING OF DOUBLE REGULATING VALVE:

In accordance with BSI and ANSI Specifications. For the Line Flange Connection required, refer to the Pressure Temperature Rating Chart in the Technical Data Section of our website.

MAXIMUM TEMPERATURE 180°C – RESTRICTED USE

FLANGED:

  • BS EN 1092-2 – PN 16

CONSTRUCTION OF DOUBLE REGULATING VALVE:

  • Valves will be fitted with regulating disc, double regulating disc, double regulating device and indicator.
  • Flanges will be drilled unless otherwise specified on order.

COMMISSIONING VALVE OPTIONS:

  • Fixed Orifice Metering Station BV 411 available for coupling as a Commissioning Set
  • Available as BV 223 fitted with Test Points for Variable Orifice Flow Measurement & Regulation.

MATERIALS:

  • Body/Bonnet – Cast Iron BS EN 1561 EN GJL 250
  • Seat – Stainless Steel Type 316
  • Disc Facing Ring – Stainless Steel Type 316
  • Stem – High Tensile brass BS EN 12164 CW721 R
  • Gland Packing – Exfoliated Graphite
  • Gasket – Exfoliated Reinforced Graphite
 
Nominal Size 65 80 100 125 150 200
A  290 310 350 400 480 598
B 315 340 418 512 604 966
C (OPEN) 110 138 175 195 211 460
D (OPEN) 200 200 250 315 400 530
Weight Kg. 20 25 36 60 91 153

FLOW FACTOR:

  • Refer to DOC SD1-20 for KV & KVs

TYPE OF APPLICATION:

  • Fluid Regulation
  • Heating Systems

LINE MEDIA:

  • High Temperature Hot Water
  • Medium Temperature Hot Water
  • Low Temperature Hot Water
  • Cold “Clean” Water