Flanged safety valves

Since 1946 BESA has been manufacturing safety valves. Our flange safety valves are designed, manufactured and selected in accordance with European and other directives.

130 series

Main features: semi nozzle and full nozzle valve
Flanged connections:
Inlet / outlet: from DN 15 (1/2″) up to DN 150 (6″)
Standard materials: cast iron, cast steel, stainless steel
Set pressure: 0,2 – 40 bar

Certifications: PED – GOST – ATEX* – RINA*
* only with closed bonnet

PDF

240 series

Main features: semi nozzle and full nozzle valve
Flanged connections:
Inlet: from DN 20 (3/4″) up to DN 250 (10″)
Outlet: from DN 40 (1 1/2″) up to DN 400 (16″)
Standard materials: cast iron, carbon steel, stainless steel
Set pressure: 0,2 – 40 bar

Certifications: PED – GOST – G.L. – B.V. – ATEX* – RINA*
* only with closed bonnet

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250 series

Main features: full nozzle
Flanged connections:
Inlet: from DN 25 (1″) up to DN 100 (4″)
Outlet: from DN 40 (1 1/2″) up to DN 150 (6″)

Standard materials: carbon steel, Cr Mo alloy steel and stainless steel

Set pressure: 3 – 160 bar

Certifications: PED – ATEX* – RINA*
* only with closed bonnet

PDF

260 series

Main features: full nozzle
Flanged connections:
Inlet: from DN 25 (1″) up to DN 100 (4″)
Outlet: from DN 40 (1 1/2″) up to DN 150 (6″)

Standard materials: carbon steel, Cr Mo alloy steel and stainless steel

Set pressure: 3 – 400 bar

Certifications: PED – GOST – ATEX*
* only with closed bonnet

PDF

271 series

Main features: lined with PFA and PTFE bellow
Flanged connections:
Inlet: from DN 25 (1″) up to DN 50 (2″)
Outlet: from DN 50 (2″) up to DN 80 (3″)
Standard materials: cast iron
Set pressure: 0,8 – 10 bar

Certifications: PED – ATEX

PDF

280 series

Main features: full nozzle, according to API 526
Flanged connections:
Inlet: from DN 1″ to DN 8″
Outlet: from DN 2″ to DN 10″

Standard materials: carbon steel, Cr Mo alloy steel and stainless steel

Set pressure: 0,5 – 250 bar

Certifications: PED –  GOST – ATEX*
* only with closed bonnet

PDF

290 series

Main features: full nozzle and adjusting ring, according to API 526
Flanged connections:
Inlet: from DN 1″ to DN 8″
Outlet: from DN 2″ to DN 10″

Standard materials: carbon steel, Cr Mo alloy steel and stainless steel

Set pressure: 0,5 – 300 bar

Certifications: PED – ATEX*
* only with closed bonnet

PDF
https://www.youtube.com/watch?v=xhfvZo6Uoto

Main sectors of application

The main application sectors of Besa safety valves are: boilermaker, energy, pharmaceutical, naval, petrochemical, skid manufacturers, chemical industry, cryogenic and oxygen treatments, food industry, LPG/LNG energy storage and transportation producers, onshore and offshore oil and gas etc..

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