SIST EN 3854:2004
(Main)Aerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, welded
Aerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, welded
This standard specifies the characteristics of welded ferrules for pipe couplings, 60°, spherical, in TI-P64001, for aerospace applications.
NOTE Assembly in accordance with TR 4052
Luft- und Raumfahrt - Rohrverschraubungen mit Kugelbuchsen, 60° , aus Titanlegierung TI-P 64001 - Sutzen zum Anschweißen
Diese Norm legt die Eigenschaften von Stutzen zum Anschweißen für Rohrverschraubungen 60° mit Kugelbuchse, aus TI P64001, für Anwendungen in der Luft- und Raumfahrt fest.
ANMERKUNG Montage nach TR 4052.
Aerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, welded
General Information
Overview
SIST EN 3854:2004 is a European standard that specifies the characteristics of welded ferrules used in 60°, spherical pipe couplings made from the titanium alloy TI-P64001, specifically for aerospace industry applications. Developed by the European Committee for Standardization (CEN) and approved by the European Association of Aerospace Manufacturers (AECMA-STAN), this standard ensures stringent quality and dimensional requirements for aerospace fluid system components to maintain safety, reliability, and compatibility in critical aerospace environments.
The standard covers configuration, materials, dimensions, tolerances, marking, and quality assurance obligations related to these welded ferrules, contributing to standardized manufacturing and assembly practices in aerospace pipe coupling systems. Compliance with EN 3854 is mandatory across various European countries, ensuring unified product quality and interoperability.
Key Topics
Material Specification
The ferrules must be manufactured from titanium alloy TI-P64001 in accordance with EN 2530, ensuring high strength, corrosion resistance, and suitability for aerospace fluid systems.Dimensions and Tolerances
Detailed dimensional codes specify nominal diameters, thicknesses, and tolerances. Precise measurement and adherence to these limits optimize fit, sealing, and mechanical integrity during welding and assembly.Configuration and Design
The ferrules are designed for use in 60° spherical pipe couplings, facilitating effective fluid tight assemblies under high-pressure aerospace conditions.Marking Requirements
Marking follows EN 2424 style F to provide traceability and verify conformity with the standard.Quality Assurance
Compliance with EN 2000 is required for manufacturer quality systems, assuring manufacturing processes meet aerospace quality standards.Assembly Recommendations
While EN 3854 covers ferrule characteristics, assembly practices are guided by Technical Report TR 4052 for proper installation ensuring system integrity.
Applications
Aerospace Fluid Systems
EN 3854 welded ferrules are integral to pipe couplings in aircraft hydraulic, fuel, and pneumatic systems where reliability and resistance to vibration and extreme temperatures are critical.High-Performance Aerospace Components
The titanium alloy TI-P64001 offers excellent strength-to-weight ratio, corrosion resistance, and durability, making these ferrules ideal for aerospace structures requiring lightweight yet robust connections.Precision Manufacturing in Aviation
The standard supports manufacturers in producing ferrules that consistently meet exacting aerospace requirements, facilitating interchangeability and maintenance efficiency.
Related Standards
- EN 2530: Titanium alloy TI-P63 specifications for bars, relevant to material requirements in EN 3854.
- EN 2656: Defines geometric configuration for welded coupling ends, complementing ferrule design.
- EN 2424: Specifies marking methods for aerospace products to ensure traceability.
- EN 2000: Aerospace product quality assurance and manufacturer approval protocols.
- TR 4052: Technical report offering assembly recommendations for pipe couplings with 60° spherical ferrules in titanium alloy.
By adhering to SIST EN 3854:2004, aerospace manufacturers enhance system safety, maintain high quality fluid connections, and promote harmonized standards across European aerospace industries. This leads to improved reliability in aircraft pipeline systems where titanium alloy ferrules are essential components.
Frequently Asked Questions
SIST EN 3854:2004 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Aerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, welded". This standard covers: This standard specifies the characteristics of welded ferrules for pipe couplings, 60°, spherical, in TI-P64001, for aerospace applications. NOTE Assembly in accordance with TR 4052
This standard specifies the characteristics of welded ferrules for pipe couplings, 60°, spherical, in TI-P64001, for aerospace applications. NOTE Assembly in accordance with TR 4052
SIST EN 3854:2004 is classified under the following ICS (International Classification for Standards) categories: 49.080 - Aerospace fluid systems and components. The ICS classification helps identify the subject area and facilitates finding related standards.
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Aerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, weldedLuft- und Raumfahrt - Rohrverschraubungen mit Kugelbuchsen, 60° , aus Titanlegierung TI-P 64001 - Sutzen zum AnschweißenAerospace series - Pipe couplings, 60°, spherical in titanium alloy TI-P64001 - Ferrules, welded49.080Aerospace fluid systems and componentsICS:Ta slovenski standard je istoveten z:EN 3854:2002SIST EN 3854:2004en01-maj-2004SIST EN 3854:2004SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 3854November 2002ICS 49.080English versionAerospace series - Pipe couplings, 60°, spherical in titaniumalloy TI-P64001 - Ferrules, weldedSérie aérospatiale - Raccords sphériques, 60°, en alliagede titane TI-P64001 - Olives à souderThis European Standard was approved by CEN on 30 August 2002.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the 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 translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3854:2002 ESIST EN 3854:2004
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