Series 851FL

Good to know Data & facts

Connection size

DN 15 to DN 50 1/2" to 2"

Set pressure

0.5 bar to 50 bar

Temperature

-60 °C to 225 °C
Product design

angle-type

Material

Gunmetal

Nominal width

DN 15 to DN 50
1/2" to 2"

Medium
  • Liquids
    neutral, non-neutral
  • Air, gases and vapours
    neutral, non-neutral
  • Steam
  • Solar heating systems
Temperature in °C

-60 °C to 225 °C

Pressure in bar

0.5 bar to 50 bar

A proven series with an extremely compact design: with its very good price / performance ratio this valve has been proving its reliability for many years. In addition to the flexible basic version, according to the version and sealing material in question, this valve can be used for a varied range of applications, media and temperatures.

As an optional extra, these valves can be fitted with metal bellows and / or a gastight cap. Consequently, these valves can be configured for applications involving non-neutral, inflammable, toxic and viscous media.


connection types

  • Flange connection
  • steam boilers and steam plants
  • process equipment construction and medical technology (sterilizers, autoclaves)
  • Pressure booster systems water- / air-side
  • steam- and industrial boiler plants
  • pressure tanks and pressure systems
  • Silo and vehicle containers
  • Shipbuilding and equipment
  • Pump protection
  • Mechanical Engineering

Safety valves are permanently set and sealed at the factory.

TUV-Germany

Approvals

TÜV.SV.21 684:

Usage

Liquids (L)

TUV-Germany

Approvals

:

Usage

Steam/Gases (S/G)

Liquid, granular and powdery substances (L/G/P)

Korea Gas Safety Corporation

Approvals

ES-422 (ASME):

Usage

Steam/Gases (S/G)

Liquids (L)