Series 355

Safety valves made of spheroidal graphite cast iron, angle-type with flange connections

Good to know Data & Facts

Valve size

DN 15 to DN 100
1/2" to 4"

Pressure

0.2 bar to 40 bar

Temperature

-10 °C to 350 °C
Product design

angle-type

Material

Spheroidal graphite cast iron

Nominal width

DN 15 to DN 100
1/2" to 4"

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

-10 °C to 350 °C

Pressure in bar

0.2 bar to 40 bar

The series of flanged safety valve 355 captivates with its consistent concept of capacity, function and design. The high capacity of the entire series from DN 15 up to DN100 is unique in the sector of flanged safety valves.

Using spheroidal graphite cast iron for the housing allows a particularlyinexpensive variant to be produced. This is of particular interest for applications with heating water and steam as well as lower requirements with regard to high corrosion resistance.

This series can be supplied either with open or closed cap. The range of variants is further extended by offering bellows in either elastomeror stainless steel and either a metal or soft-sealing valve seal.

connection types
  • Flange connection
  • Chemical and petrochemical plants
  • biogas plants
  • Industrial and large boiler plants
  • Production and processing of technical gases
  • pressure tanks and pressure systems
  • Shipbuilding and equipment
  • Secondary sectors of the food, beverage, pharmaceutical and cosmetics industries
  • Silo container
  • Steam boiler plants

TUV-Germany

Approvals

Component identification: TÜV.SV.17 2094

Usage

Liquids (L)

Steam/Gases (S/G)

EU type examination

Approvals

EU type: 01 202 642/B-18 T034, Änderung 2

Usage

Liquids (L)

Steam/Gases (S/G)

Eurasian Conformity

Approvals

Declaration No.: EAЭC N RU Д-DE.CП28.B.08409/20

Certificate no.: EAЭC N RU Д-DE.CП28.B.00821/20

Usage

Liquids (L)

Steam/Gases (S/G)

Manufacture License of Special Equipment People's Republic of China

Approvals

Certificate no.: TSF700E45-2023

Usage

Liquids (L)

Steam/Gases (S/G)

Det Norske Veritas

Approvals

Certificate no.: TAP00001W7

Usage

Liquids (L)

Det Norske Veritas

Approvals

Certificate no.: TAP00001W5

Usage

Steam/Gases (S/G)

Russian Maritime Register of Shipping

Approvals

Certificate no.: 19.40075.250

Usage

Liquids (L)

Steam/Gases (S/G)

Lloyd's Register

Approvals

Certificate no.: LR2089493TA

Usage

Liquids (L)

Steam/Gases (S/G)

Bureau Veritas

Approvals

Certificate no.: 26401/C0 BV

Usage

Liquids (L)

Steam/Gases (S/G)

Registro Italiano Navale

Approvals

Certificate no.: MAC096822XG

Usage

Liquids (L)

Steam/Gases (S/G)

American Bureau of Shipping

Approvals

Certificate no.: 23-2297490-PDA

Usage

Steam/Gases (S/G)

Liquids (L)

Documents

3D data / STEP

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