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Since 1946

Safety Relief Valves Manufacturer

BESA is an historic manufacturer of safety valves that has been dedicated to provide the highest quality and experience in the world of valves for many years.
Our safety valves are designed and manufactured to discharge aeriform and liquids in accordance with the European directives.

Fields of applicationOur products

Energy Chemical Cryogenic Pharmaceutical Naval Petrochemical Boilers

The main fields of application for BESA safety valves are:
energy, chemical, cryogenic, pharmaceutical, naval, petrochemical, boiler manufacturers… wherever there is a fluid under pressure and equipment to be protected.

Discover our sectors
Quality over quantity

Request your quotation quickly and easily

Safety valve configurator
1

Open the online quotation form

Click on the 'valve configuration' button in the top right-hand corner
2

Company data

Please fill the form with your company details so we can send you the quotation via email.
3

Select the type of quotation

Are you looking for a new valve, a replacement or spare parts?
4

Technical data

Fill in all the technical data required to supply the appropriate safety valve for you
5

Regulation

Please tell us which standard you need the valve for: EN 4126 or API 520
6

Certification

Select the type of certification you need (INAIL, ATEX, RINA, etc.).
YOUR INDUSTRY IS UNIQUE

We support the customer at all times:

from the quotation request to the placing in operation of the safety valve

139 – 240F – 249 series

Threaded

MAIN FEATURES

  • Threaded connections GAS/NPT from DN 1/4″ to DN 2″
  • Valves available with semi or full nozzle
  • Standard materials of construction: cast iron, carbon steel, stainless steel
  • Set pressure from 0,25 to 500 bar
  • Certifications: PED / ATEX / EAC / RINA / G.L. / B.V.

130 – 240 – 250 – 260 – 280 – 290 series

Flanged

MAIN FEATURES

  • Flanged connections EN/ANSI from DN 15 (1/2″) to DN 250 (10″)
  • Valves available semi or full nozzle
  • Standard materials of construction: cast iron, carbon steel, alloy steel, stainless steel
  • Set pressure from 0,2 to 400 bar
  • Certifications: PED / ATEX / EAC / RINA / G.L. / B.V.
Besa-safety-relief-valves
Documental Management System

Besa DMS

Besa has implemented its own documentation management system (DMS) through which each registered customer, in his “private area”, can consult all technical and commercial documentations, relating to the products purchased.

Login to BESA DMS

139 – 249 – 250 -260 – 280 -290 series

High Pressures

MAIN FEATURES

  • EN/ANSI flanged connections from DN 25 (1″) to DN 200 (8″)
  • GAS/NPT threaded connections from DN 1/4″ to DN 1″
  • Valves available with semi or full nozzle
  • Standard materials of construction: carbon steel, alloy steel, stainless steel
  • Set pressure from 0,25 to 500 bar
  • Certifications: PED / ATEX / EAC / RINA

280 – 290 series

API 526

MAIN FEATURES

  • API 526 compliant safety valves
  • ANSI B16.5 flanged connections from DN 1″ to DN 8″
  • Valves available with full nozzle
  • Standard materials of construction: carbon steel, alloy steel, stainless steel
  • Set pressure from 0,5 to 300 bar
  • Certifications: PED / ATEX / EAC

240 – 271 series

PFA coated

MAIN FEATURES

  • PFA® lining
  • Flanged connections DN 25 (1″) and DN 150 (6″)
  • Set pressure from 0,2 bar to 16 bar
Valves are the key to safety!

Designed, manufactured and tested with the highest precision

With its wide range of products, BESA is able to meet all special customers requirements. Its flexible organization allows to produce special executions of custom-made safety valves, based on the customers specifications

Our special executions

Exclusive

Special Executions

Some of the valves with special executions that BESA is able to provide on its products to meet the needs of its customers.

INAIL, GL, LR, TUV, DNV, ABS

Certifications and tests

ICIM, CE PED, CE ATEX, RINA, EAC, BUREAU VERITAS, UKCA
Certifications and approvals for Besa safety relief valves