Configuration

Construction with bolted bonnet.

Body materials:

• Carbon steel: 1.0460, 1.0619, 1.5415, 1.5419
• Alloy steel: 1.7335, 1.7357
• Cold resisting steel: 1.0566, 1.7219,
• Stainless steel: 1.4571, 1.4581
• Stainless steel low temperature: 1.4308, 1.4571
• DN 10-200, PN up to 160

Connections:

• Flanges
• Butt weld ends
• Socket weld ends
• Other connections

Features

• Straight bonnet
• Die-forged valve body and bonnet
• Shut-off disc of Throttle disc
• Outside screw and yoke
• Position indicator if required
• Turning and rising stem

Design Highlights

• Die-forged valve body an bonnet
  Free from porosity and shrink holes
• Seats are hardfaced or welded on
  Extremely resistant to wear
• Body-bonnet connection male and female
  Sealing blow out proof
• Body and bonnet in two separate pieces with bolted connection
  To ease maintenance work, e.g. regrinding of the body seats

Manufacturer

PERSTA is a market leader in the high performance forged steel isolating valves. Established manufacturer, part of the Siepmann Group with their own forging shop. Especially the high pressure globe and gate valves are a benchmark in the valve industry with a flexible production process.

• Globe valves
• Gate valves
• Check valves
• Bellow seal valves
• Special valves
• Valves for super critical boilers