BS EN ISO 10434:2020 - Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries

BS EN ISO 10434:2020

Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries

Status : Current   Published : September 2020



This document specifies the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum refinery and related applications where corrosion, erosion and other service conditions can indicate a need for full port openings, heavy wall sections and large stem diameters.

This document sets forth the requirements for the following gate valve features:

  • bolted bonnet;

  • outside screw and yoke;

  • rising stems;

  • non-rising handwheels;

  • single or double gate;

  • wedge or parallel seating;

  • metallic seating surfaces;

  • flanged or butt-welding ends.

It covers valves of the nominal sizes DN:

  • 25; 32; 40; 50; 65; 80; 100; 150; 200; 250; 300; 350; 400; 450; 500; 600;

corresponding to nominal pipe sizes NPS:

  • 1; 1¼; 1½; 2; 2½; 3; 4; 6; 8; 10; 12; 14; 16; 18; 20; 24;

applies for pressure Class designations:

  • 150; 300; 600; 900; 1 500; 2 500;

and applies for pressure PN designations:

  • 16, 25, 40, 63, 100, 160, 250 and 400.

Standard NumberBS EN ISO 10434:2020
TitleBolted bonnet steel gate valves for the petroleum, petrochemical and allied industries
Publication Date23 September 2020
Normative References(Required to achieve compliance to this standard)EN 12516-1:2014+A1:2018, ISO 7-1, ISO 15848-2, ASME B1.5, ISO 5210, MSS-SP-55, ASME B1.8, ASME B16.10, ASME B1.20.1, ASME B16.34, ISO 15848-1, ASTM A307, ISO 5208, ASME B1.12, EN 1092-1, ASME B16.5, ISO 9606-1, ASME B16.25, ASME B18.2.2, ISO 5209, ASME B1.1, ASME B16.11, ASME BPVC-IX, ISO 5752
Informative References(Provided for Information)ASTM A194/A194M–13, ISO 15649, API/ANSI 600, ISO 6002, API 602, ISO 10497, ASTM A193/A193M–12b, ISO 6708, MSS-SP-102, ISO 7268, ISO 15761, ISO 4200
ReplacesBS EN ISO 10434:2004
International RelationshipsEN ISO 10434:2020,ISO 10434:2020
Draft Superseded By19/30397442 DC
DescriptorsChemical technology equipment, Bolts, Gate valves, Size, Steels, Valves, Dimensions, Design, Test methods, Natural gas, Gas technology, Corrosion environments, Flow regulators, Petroleum technology
Title in FrenchRobinets-vannes en acier à chapeau boulonné pour les industries du pétrole, de la pétrochimie et les industries connexes
Title in GermanSchieber aus Stahl mit geflanschtem Oberteil für die Erdöl-, petrochemische und verwandte Industrien
ISBN978 0 539 05324 1
File Size1.834 MB

 Your basket
Your basket is empty

Multi-user access to over 3,500 medical device standards, regulations, expert commentaries and other documents

Tracked Changes

Understand the changes made to a standard with our new Tracked Changes version


Access, view and download standards with multiple user access, across multiple sites with BSOL

Worldwide Standards
We can source any standard from anywhere in the world

Customers who bought this product also bought

  • BS EN ISO 15761:2020
    Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries