EN ISO 10423:2022

Petroleum and natural gas industries - Drilling and production equipment - Wellhead and tree equipment (ISO 10423:2022)

This document specifies requirements and gives recommendations for the performance, dimensional and functional interchangeability, design, materials, testing, inspection, welding, marking, handling, storing, shipment, and purchasing of wellhead and tree equipment for use in the petroleum and natural gas industries.
This document does not apply to field use or field testing.
This document does not apply to repair of wellhead and tree equipment except for weld repair in conjunction with manufacturing.
This document does not apply to tools used for installation and service (e.g. running tools, test tools, wash tools, wear bushings, and lubricators).
This document supplements API Spec 6A, 21st edition (2018), the requirements of which are applicable with the exceptions specified in this document.

Erdöl- und Erdgasindustrie - Bohr- und Förderausrüstung - Bohrlochkopf- und Eruptionskreuz-Ausrüstung (ISO 10423:2022)

Industries du pétrole et du gaz naturel - Équipement de forage et de production - Équipement pour têtes de puits et arbres de Noël (ISO 10423:2022)

Le présent document spécifie les exigences et fournit des recommandations pour la performance, l'interchangeabilité dimensionnelle et fonctionnelle, la conception, les matériaux, les essais, l'inspection, le soudage, le marquage, le stockage, l'expédition et l'achat d'équipement pour têtes de puits et arbres de Noël destiné à être utilisé dans les industries du pétrole et du gaz naturel.
Le présent document ne s'applique pas à une utilisation terrain ou à des essais terrain.
Le présent document ne s'applique pas à la réparation de l'équipement pour têtes de puits et arbres de Noël, à l'exception de la réparation des soudures en lien avec la fabrication.
Le présent document ne s'applique pas aux outils utilisés pour l'installation et l'entretien (par exemple, outils de pose, outils d'essai, outils de lavage, chemises d'usure et lubrificateurs).
Le présent document complète l'API 6A, 21ème édition (2018), dont les exigences sont applicables sauf exceptions spécifiées dans le présent document.

Industrija za predelavo nafte in zemeljskega plina - Vrtalna in proizvodna oprema - Oprema za glavo izvrtine in križ na ustjih vrtin (ISO 10423:2022)

Ta dokument določa zahteve ter podaja priporočila glede delovanja, dimenzijske in funkcijske zamenljivosti, zasnove, materialov, preskušanja, pregleda, varjenja, označevanja, rokovanja, shranjevanja, dobave in nakupa opreme za glavo izvrtine in križ na ustjih vrtin, ki se uporablja v industriji za predelavo nafte in zemeljskega plina. Ta dokument se ne uporablja za uporabo oziroma preskušanje na terenu. Ta dokument se ne uporablja za popravila opreme za glavo izvrtine in križ na ustjih vrtin, razen za popravila zvarov v povezavi s proizvodnjo. Ta dokument se ne uporablja za orodja, predvidena za namestitev in servis (npr. pomožna orodja, orodja za preskušanje, orodja za pranje, skoznjiki proti obrabi in pripomočki za mazanje). Ta dokument dopolnjuje 21. izdajo specifikacij API 6A (2018), katerih zahteve se uporabljajo za izjeme, določene v tem dokumentu.

General Information

• Status: Published
• Publication Date: 22-Mar-2022
• Withdrawal Date: 29-Sep-2022
• ICS: 75.180.10 - Exploratory, drilling and extraction equipment
• Technical Committee: CEN/TC 12 - Materials, equipment and offshore structures for petroleum and natural gas industries
• Drafting Committee: CEN/TC 12 - Materials, equipment and offshore structures for petroleum and natural gas industries
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 23-Mar-2022
• Completion Date: 23-Mar-2022
• Ref Project: SIST EN ISO 10423:2022 - Petroleum and natural gas industries - Drilling and production equipment - Wellhead and tree equipment (ISO 10423:2022)

Relations

• Replaces: EN ISO 10423:2009 - Petroleum and natural gas industries - Drilling and production equipment - Wellhead and christmas tree equipment (ISO 10423:2009)
• Effective Date: 30-Mar-2022
• Consolidated By: ISO 10423:2022 - Petroleum and natural gas industries — Drilling and production equipment — Wellhead and tree equipment
• Effective Date: 12-Feb-2026

Overview

EN ISO 10423:2022 specifies requirements and provides recommendations for wellhead and tree equipment used in the petroleum and natural gas industries. Developed collaboratively by ISO and CEN, this internationally recognized standard addresses performance, dimensional and functional interchangeability, design, materials, testing, inspection, and handling procedures for drilling and production equipment. The standard applies to equipment used during the extraction of oil and gas, aiming to enhance safety, reliability, and interoperability across systems and manufacturers.

This standard is an update to previous editions, aligning closely with API Spec 6A, 21st edition (2018), and includes supplementary content relevant for European and international markets. However, it excludes requirements and guidance for field use, repair (other than manufacturing-related weld repairs), and specific installation/service tools.

Key Topics

EN ISO 10423:2022 covers several essential areas to ensure the reliability and compatibility of wellhead and tree equipment:

• Design and Performance Requirements: Ensures critical aspects like structural integrity, operational reliability, and dimensional compatibility across different equipment and manufacturers.
• Material Selection: Specifies types and quality of materials suitable for challenging environments, providing durability and corrosion resistance.
• Testing and Inspection: Outlines methods for factory acceptance testing, pressure testing, and non-destructive inspection techniques to maintain strict quality standards.
• Welding and Marking: Provides requirements for proper welding procedures and clear marking of equipment for traceability and compliance.
• Handling, Storage, and Shipping: Defines protocols to prevent equipment damage during logistics and facilitate safe on-site installation.
• Purchasing Information: Details data sheet requirements, including equipment ratings, minimum temperature considerations due to gas flow and pressure drops, and supplementary operational data.
• Closure Bolting, Fittings, and Choke Equipment: Includes additional requirements for closure boltings, pressure boundary penetrations, and detailed choke design and calibration recommendations.
• Configuration Guidance: Offers typical wellhead and tree configuration guidance, assisting engineers in selecting suitable equipment for specific well conditions.

Applications

The adoption of EN ISO 10423:2022 benefits a wide range of stakeholders in the oil and gas sector:

• Oil and Gas Operators: Ensures equipment used in drilling and production meets standardized criteria for quality and safety, reducing operational risks.
• Manufacturers and Suppliers: Facilitates the global exchange of equipment by enabling interoperability and standardization, expanding export opportunities.
• Regulatory Authorities: Provides a harmonized framework for compliance and enforcement of equipment standards, supporting environmental and safety targets.
• Engineering and Procurement Teams: Streamlines the selection and specification process, ensuring that purchased equipment is compatible, high-performing, and reliable.

By adhering to EN ISO 10423:2022, organizations in the petroleum and natural gas industries can promote safer operations, minimize downtime, and maintain consistent quality across assets.

Related Standards

For comprehensive equipment compliance and best practices, users should reference the following related standards:

• API Spec 6A, 21st edition: The foundational specification for wellhead and tree equipment, heavily referenced and supplemented in EN ISO 10423:2022.
• ISO 13628-4: Focuses on the design and operation of subsea production systems and equipment, applicable for offshore wellhead configurations.
• ISA 75.01.01 and ISA 75.02.01: Define flow capacity sizing and test procedures for chokes and control valves.
• IEC 60534-2-1 and IEC 60534-2-3: International equivalents to ISA standards for control valve testing and sizing.

EN ISO 10423:2022 remains central to ensuring safe, standardized, and globally interoperable wellhead and tree equipment in the oil and gas industry. Following this standard brings operational and commercial advantages in today's highly regulated energy sector.

Standards Content (Sample)

SLOVENSKI STANDARD
01-maj-2022
Nadomešča:
SIST EN ISO 10423:2010
Industrija za predelavo nafte in zemeljskega plina - Vrtalna in proizvodna oprema -
Oprema za glavo izvrtine in križ na ustjih vrtin (ISO 10423:2022)
Petroleum and natural gas industries - Drilling and production equipment - Wellhead and
tree equipment (ISO 10423:2022)
Erdöl- und Erdgasindustrie - Bohr- und Förderausrüstung - Bohrlochkopf- und
Eruptionskreuz-Ausrüstung (ISO 10423:2022)
Industries du pétrole et du gaz naturel - Équipement de forage et de production -
Équipement pour têtes de puits et arbres de Noël (ISO 10423:2022)
Ta slovenski standard je istoveten z: EN ISO 10423:2022
ICS:
75.180.10 Oprema za raziskovanje, Exploratory, drilling and
vrtanje in odkopavanje extraction equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 10423
EUROPEAN STANDARD
NORME EUROPÉENNE
March 2022
EUROPÄISCHE NORM
ICS 75.180.10 Supersedes EN ISO 10423:2009
English Version
Petroleum and natural gas industries - Drilling and
production equipment - Wellhead and tree equipment (ISO
10423:2022)
Industries du pétrole et du gaz naturel - Équipement de Erdöl- und Erdgasindustrie - Bohr- und
forage et de production - Équipement pour têtes de Förderausrüstung - Bohrlochkopf- und
puits et arbres de Noël (ISO 10423:2022) Eruptionskreuz-Ausrüstung (ISO 10423:2022)
This European Standard was approved by CEN on 22 February 2022.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 10423:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 10423:2022) has been prepared by Technical Committee ISO/TC 67 "Materials,
equipment and offshore structures for petroleum, petrochemical and natural gas industries" in
collaboration with Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for
petroleum, petrochemical and natural gas industries” the secretariat of which is held by NEN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by September 2022, and conflicting national standards
shall be withdrawn at the latest by September 2022.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 10423:2009.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 10423:2022 has been approved by CEN as EN ISO 10423:2022 without any modification.

INTERNATIONAL ISO
STANDARD 10423
Fifth edition
2022-03
Petroleum and natural gas
industries — Drilling and production
equipment — Wellhead and tree
equipment
Industries du pétrole et du gaz naturel — Équipement de forage et de
production — Équipement pour têtes de puits et arbres de Noël
Reference number
ISO 10423:2022(E)
ISO 10423:2022(E)
© ISO 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
ISO 10423:2022(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
st
4 Supplements to API Spec 6A, 21 edition (2018) . 1
4.1 General requirements . 1
4.2 Closure bolting . 2
4.3 Fittings and pressure boundary penetrations . 2
4.4 Chokes . 2
4.5 Wellhead equipment data sheet – General. 3
4.6 Typical wellhead and tree configurations . 3
Bibliography . 4
iii
ISO 10423:2022(E)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the
...