EN 3895:2001

Aerospace series - Heat resisting alloy NI-WH3901 (NiCr16Mo15) - Filler metal for welding

This standard specifies the requirements relating to:
Heat resisting alloy NI-WH3901 (NiCr16Mo15)
Filler metal for welding
for aerospace applications.

Luft- und Raumfahrt - Hochwarmfeste Legierung NI-WH3901 (NiCr16Mo15) - Schweißzusatz

Diese Norm legt die Anforderungen an:
Hochwarmfeste Legierung NI-WH3901 (NiCr16Mo15)
Schweißzusatz
für Anwendungen in der Luft- und Raumfahrt fest.

Série aérospatiale - Alliage résistant à chaud NI-WH3901 (NiCr16Mo15) - Métal d'apport de soudage

Aerospace series - Heat resisting alloy NI-WH3901 (NiCr16Mo15) - Filler metal for welding

General Information

• Status: Published
• Publication Date: 19-Jun-2001
• Withdrawal Date: 30-Dec-2001
• ICS: 49.025.15 - Non-ferrous alloys in general
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 4 - Metallic
• Current Stage: 9093 - Decision to confirm - Review Enquiry
• Start Date: 01-Jun-2017
• Completion Date: 11-Feb-2026
• Ref Project: SIST EN 3895:2002 - Aerospace series - Heat resisting alloy NI-WH3901 (NiCr16Mo15) - Filler metal for welding

Relations

• Refers: EN 4258:2024 - Aerospace series - Metallic materials - General organization of standardization - Link between types of European Standards and their use
• Effective Date: 28-Jan-2026

Overview

EN 3895:2001 is a European standard developed by CEN (European Committee for Standardization) for aerospace applications. This standard specifies the requirements for the heat resisting alloy NI-WH3901 (NiCr16Mo15), focusing on its use as a filler metal for welding. As part of the broader aerospace series, EN 3895:2001 establishes clear guidelines to ensure quality and suitability of welding filler materials in the demanding conditions typical of aerospace manufacturing and maintenance.

Key Topics

• Material Designation: NI-WH3901 (NiCr16Mo15) is a high-performance, non-ferrous alloy recognized for its outstanding heat resistance and mechanical properties, crucial in aerospace environments.
• Product Forms: The standard applies to filler wire and filler rods, both produced in cold drawn and annealed condition to meet precise mechanical and metallurgical criteria.
• Production Methods: Specifies remelting with a consumable electrode and cold drawing as required production techniques for optimum quality.
• Technical Specification Reference: EN 3879 is referenced for specific technical requirements concerning filler metals for welding.
• Quality Assurance and Inspections: Outlines inspection protocols for dimensions, marking, external and internal defects, and batch uniformity in accordance with EN 3879.
• Qualification and Certification: Recommends a qualification program, tailored between manufacturer and purchaser, and refers to EN 2043 for product qualification rules.
• Normative Integration: Ensures harmonization with related aerospace material standards, such as EN 2043, EN 3879, EN 4258, and EN 4500-3, for comprehensive quality and traceability.

Applications

EN 3895:2001 is specifically targeted for use within the aerospace industry where high temperature resistance and mechanical integrity are vital. Key applications include:

• Welding of aircraft engines and components that are exposed to high thermal stress, ensuring joints maintain strength and reliability.
• Manufacture and repair of jet propulsion systems, where materials must withstand extreme environments.
• Aerospace structure fabrication, supporting the assembly of frames and other critical structures that demand durable welded connections.
• Maintenance and overhauls in aviation, allowing certified repair stations to utilize compliant filler metals to restore airworthiness.
• Spacecraft and satellite construction, where material performance under high temperature fluctuations is essential.

Employing NI-WH3901 (NiCr16Mo15) filler material according to EN 3895:2001 helps achieve consistent weld quality, material compatibility, and compliance with strict aerospace regulatory requirements.

Related Standards

For comprehensive compliance and integration within the aerospace sector, EN 3895:2001 references and aligns with several other important European standards:

• EN 2043: Aerospace metallic materials - General requirements for semi-finished product qualification.
• EN 3879: Aerospace metallic materials - Technical specification for filler metals for welding.
• EN 4258: Organization and categorization of metallic standards for traceability and usage.
• EN 4500-3: Rules for drafting and presentation of heat resisting alloy material standards.

These related standards support a seamless framework for material selection, product qualification, and document control across European aerospace manufacturing and supply chains.

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Organizations in the aerospace field should ensure the selection and use of EN 3895:2001-compliant filler metals for welding to guarantee safety, durability, and regulatory compliance in high-temperature applications.

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Aerospace series - Heat resisting alloy NI-WH3901 (NiCr16Mo15) - Filler metal for weldingLuft- und Raumfahrt - Hochwarmfeste Legierung NI-WH3901 (NiCr16Mo15) - SchweißzusatzSérie aérospatiale - Alliage résistant a chaud NI-WH3901 (NiCr16Mo15) - Métal d'apport de soudageAerospace series - Heat resisting alloy NI-WH3901 (NiCr16Mo15) - Filler metal for welding49.025.15Neželezove zlitine na splošnoNon-ferrous alloys in generalICS:Ta slovenski standard je istoveten z:EN 3895:2001SIST EN 3895:2002en01-januar-2002SIST EN 3895:2002SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 3895June 2001ICS 49.025.15English versionAerospace series - Heat resisting alloy NI-WH3901(NiCr16Mo15) - Filler metal for weldingSérie aérospatiale - Alliage résistant à chaud NI-WH3901(NiCr16Mo15) - Métal d'apport de soudageLuft- und Raumfahrt - Hochwarmfeste Legierung NI-WH3901 (NiCr16Mo15) - SchweißzusatzThis European Standard was approved by CEN on 2 May 2001.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, 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© 2001 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3895:2001 ESIST EN 3895:2002

Page 2EN 3895:2001ForewordThis European Standard has been prepared by the European Association of Aerospace Manufacturers(AECMA).After inquiries and votes carried out in accordance with the rules of this Association, this Standard hasreceived the approval of the National Associations and the Official Services of the member countries ofAECMA, prior to its presentation to CEN.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, at the latest by December 2001, and conflicting national standards shall bewithdrawn at the latest by December 2001.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmar
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