SIST EN 4059:2002

• Abstract:

  This standard specifies the dimensions and tolerances of:; Filler rods and filler wires for welding; in steel; Diameter 0,5 mm < D < 5,0 mm; for aerospace applications.

• Status: Published
• Publication Date: 31-Dec-2001
• ICS: 49.025.10 - Steels
• Technical Committee: SS SPL - Technical Board for the general field
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Jan-2002
• Due Date: 01-Jan-2002
• Completion Date: 01-Jan-2002
• Ref Project: EN 4059:2001 - Aerospace series - Filler rods and filler wires for welding in steel - Diameter 0,5 mm < D < 5,0 mm - Dimensions

• Refers: SIST 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
• Referred By: SIST EN 3879:2023 - Aerospace series - Metallic materials - Filler metal for welding - Technical specification
• Effective Date: 28-Jan-2026

SIST EN 4059:2002 is the Slovenian adoption of EN 4059:2001 from SIST/CEN for aerospace applications. It specifies the dimensions and tolerances of steel filler rods and filler wires for welding, with diameters from 0,5 mm to 5,0 mm. Engineers, buyers, and inspectors use it to specify, order, and check these welding consumables consistently.

What does SIST EN 4059:2002 specify?

SIST EN 4059:2002 specifies the size and tolerance rules for filler rods and filler wires for welding in steel when they are intended for aerospace use. The document is about geometry and dimensional control, not welding procedure or material composition.

The standard is organized into:

• scope
• normative references
• form
• recommended dimensions and mass
• tolerances

Clause 3 points to the product form in Figure 1. Clauses 4 and 5 give the practical data needed for ordering and inspection.

What are the key requirements of SIST EN 4059:2002?

SIST EN 4059:2002 defines the dimensional framework for these welding consumables and then sets the limits that suppliers and inspectors use. In practice, it tells you what size to order, how long the product may be supplied, and how much variation is allowed.

Product form

Clause 3 refers to Figure 1 for the form of the filler rod and filler wire. This matters because the standard is tied to a defined product geometry, so users can confirm they are dealing with the right type of welding consumable before checking dimensions.

Recommended dimensions and mass

Clause 4.1 gives recommended values for nominal diameter, section, and linear mass in Table 1. For users, this is the reference for selecting a size and estimating the mass per unit length for procurement, stock control, and product identification.

Length conditions

Clause 4.2 says the order must state whether rods are supplied in fixed or random lengths. If random lengths are ordered, the minimum and maximum lengths have to be specified on the order. Rods have a length of 1 000 mm, while the length of wires is to be specified on the order. This is important because length is an ordering parameter, not just an inspection result.

Diameter tolerances for rods

Clause 5.1.1.1 and Table 2 set the allowed diameter tolerance for rods. The user must check that the actual rod diameter stays within the stated deviation from the nominal size. That is the key control for fit, feedability, and interchangeability.

Diameter tolerances for wires

Clause 5.1.1.2 and Table 3 set diameter tolerances for wires and split the range into several diameter bands. This tells suppliers and inspectors that wire control is handled by size range, so the acceptable deviation depends on the nominal diameter.

Length tolerance for rods

Clause 5.1.2 sets the tolerance on rod length at 5 mm. In practice, this gives the receiving inspector a clear pass-fail limit for cut or supplied rod length.

Roundness

Clause 5.2 states that roundness must remain within the diameter tolerances. For users, this means roundness is controlled indirectly through the diameter limits, so a part that is too oval still fails if it pushes the measured diameter outside tolerance.

What terms does SIST EN 4059:2002 define?

• Filler rods - Steel welding consumables supplied in rod form for adding material during welding.
• Filler wires - Steel welding consumables supplied in wire form for adding material during welding.
• Nominal D - The stated diameter used as the reference size for classification and tolerance checking.
• Fixed lengths - Rods or wires supplied in specified lengths agreed at ordering time.
• Random lengths - Supply in varying lengths, with minimum and maximum values set on the order.
• Roundness - The degree to which the cross-section remains circular, controlled here through the diameter tolerance.
• Aerospace applications - Uses intended for aerospace manufacture or maintenance, where dimensional control is important.

Who uses SIST EN 4059:2002?

SIST EN 4059:2002 is used by aerospace manufacturers, welding consumable suppliers, purchasing teams, and inspection or quality functions. Buyers use it to specify the correct diameter and length. Quality personnel use it to verify conformance on receipt. Suppliers use it to manufacture and label rods and wires to the expected size limits.

Which standards are used with SIST EN 4059:2002?

The normative reference named in SIST EN 4059:2002 is EN 4258. It provides the general organization of standardization for metallic materials in aerospace and explains the links between EN standard types and their use. That makes EN 4258 the framework document for understanding how this dimensional standard fits into the wider aerospace materials series.

What does the SIST EN 4059:2002 document contain?

The document contains one figure and three tables that carry the technical content. Figure 1 shows the product form. Table 1 gives recommended nominal diameters together with section and linear mass. Tables 2 and 3 set diameter tolerances for rods and wires, and Clause 5 also gives the rod length tolerance and the roundness rule.

This structure makes the standard useful for specification, purchasing, and incoming inspection. It gives enough detail to order the right product and check whether delivered rods or wires match the required dimensions.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Aerospace series - Filler rods and filler wires for welding in steel - Diameter 0,5 mm < D < 5,0 mm - DimensionsLuft- und Raumfahrt - Schweißzusatzstäbe und -drähte aus Stahl - Durchmesser 0,5 mm L D L 5,0 mm - MaßeSérie aérospatiale - Baguettes et fils d'apport de soudage en acier - Diametres 0,5 mm < D < 5,0 mm - DimensionsAerospace series - Filler rods and filler wires for welding in steel - Diameter 0,5 mm < D < 5,0 mm - Dimensions49.025.10JeklaSteelsICS:Ta slovenski standard je istoveten z:EN 4059:2001SIST EN 4059:2002en01-januar-2002SIST EN 4059:2002SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 4059June 2001ICS 49.025.10English versionAerospace series - Filler rods and filler wires for welding in steel- Diameter 0,5 mm
D
5,0 mm - DimensionsSérie aérospatiale - Baguettes et fils d'apport de soudageen acier - Diamètres 0,5 mm
D
5,0 mm - DimensionsLuft- und Raumfahrt - Schweißzusatzstäbe und -drähte ausStahl - Durchmesser 0,5 mm
D
5,0 mm - MaßeThis 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 4059:2001 ESIST EN 4059:2002

Page 2EN 4059:2001ForewordThis 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 Eu
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