Iso 10423

INTERNATIONAL STANDARD

ISO 10423
Third edition 2003-12-15

Petroleum and natural gas industries — Drilling and production equipment — Wellhead and christmas tree equipment
Industries du pétrole et du gaz naturel — Équipement de forage et de production — Équipement pour têtes de puits et arbre de Noël

Reference number ISO 10423:2003(E)

© ISO 2003

ISO 10423:2003(E)

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© ISO 2003 – All rights reserved

ISO 10423:2003(E)

Contents

Page

Foreword.................................................................................................................................................................... vi Introduction............................................................................................................................................................... vii 1 1.1 1.2 1.3 1.4 2 3 3.1 3.2 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 5.10 5.11 5.12 5.13 5.14 6 6.1 6.2 6.3 6.46.5 Scope.............................................................................................................................................................. 1 Purpose .......................................................................................................................................................... 1 Applicability................................................................................................................................................... 1 Service conditions ........................................................................................................................................ 2 Product specification levels (PSL).............................................................................................................. 3 Normative references.................................................................................................................................... 6 Terms, definitions and abbreviated terms.................................................................................................. 8 Terms and definitions................................................................................................................................... 8 Abbreviated terms....................................................................................................................................... 20 Design and performance — General requirements ................................................................................. 21 Performance requirements — General...