EMCO+ Needle Valves RV 400

EMCO needle valves type RV 400 are used as primary shut-off valves in connection with primary elements (orifice plates, venturis etc.)

Construction

• The valve body is drop forged in one piece.
• The valves are supplied with BSP or NPT threads, weld ends for butt-welding or socket-welding.
• The stuffing box is external to valve spindle thread.
• The valves are pressure tested to 600 bar.

Technical Data

• Material : Stainless Steel AISI 316, 17%Cr.steel
• Packing : Graphite.
• Hand wheel : Pressed steel.
• Connection : 1/4", 3/8", 1/2" BSP or NPT tapered threads int. ø12, ø14, ø16, ø21.3 mm int.
• Pressure rating : PN 400
• Temperature : max. 300 oC.
• Pressure 400 160 125 20 bar
  Temperature 20 125 200 300 °C

Pressure Temperature Guide

Sizes