BS EN ISO 10434:2004 PDF

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

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BS EN ISO 10434:2004

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

Статус документа:: Отменён
Формат:: Электронный (PDF)
Дата публикации:: 30 июля 2004 г.
ICS:: 75.180.20
Технический комитет:: CEN
SKU:: BS EN ISO 10434:2004

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Abstract

1 Scope This International Standard 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 would indicate a need for full port openings, heavy wall sections and large stem diameters. This International Standard 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...

BS EN ISO 10434:2004 PDF

Abstract

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Abstract

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