Shut-off and control valve with bellows seal ACTA series B443

DN: 15-200
PN: 40 bar
t max°: 220 °С
Body material: Stainless steel CF8
Connection: flanged

Overview

A shut-off and control valve is a type of valve that combines the functions of both a shut-off element of the system and a regulating element. The system parameters are regulated by changing the flow rate through the flow section due to the parabolic shape of the plunger. These valves are used in pipelines of various systems: technological, steam condensate, water and heat supply.

Design features

  • Parabolic plunger shape for flow regulation
  • Soft PTFE seal
  • Bellows seal on the stem, does not require periodic maintenance
  • Emergency gland seal
  • Open/closed position indicator
  • Non-rising stem design

Model overview

Those. information

Nominal diameter DN15 – 200
Nominal pressure PN40 bar
Temperature of working mediumFrom –60 °С to 220 °С
Working mediumSteam, water, air, oil products and other media compatible with the valve construction materials
Tightness class«A» according to GOST 9544-2015
Type connectionsThreaded G
Flanged according to GOST 33259-2015
Control typeThreaded G
Handwheel — standard / Gearbox, electric drive — on request
No.NameMaterial
1BodyStainless steel CF8
2PlungerStainless steel SS 304
3Ball SealPTFE
4StemSS 304 Stainless Steel
5Body SealGraphite
6BellowsSS 304 Stainless Steel
7Stem SealGraphite
8Body CoverStainless Steel CF8
9Steering wheelCarbon steel

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Colors

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