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BS EN ISO 10434:2020

Current
Current

The latest, up-to-date edition.

Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

23-09-2020

Publisher

British Standards Institution

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 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; 1500; 2500;

and applies for pressure PN designations:

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

Committee
PSE/18/2
DocumentType
Standard
ISBN
9780539053241
Pages
0
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 10434:2020 Identical
EN ISO 10434:2020 Identical

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Hardcopy - English
PDF - English
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