Round steel rod for cold heading and cold extrusion - Dimensions and tolerances

This European Standard specifies the dimensions, the tolerances, the nominal cross-sections and the nominal masses of the round rod used for cold heading and cold extrusion.
This European Standard concerns the round rod in non alloy and alloy steel grades specified in European Standard EN 10263 parts 1 to 5.

Runder Walzdraht aus Kaltstauch- und Kaltfließpressstählen - Maße und Grenzabmaße

Dieses Dokument legt die Maße, Grenzabmaße, Nennquerschnitte und Nennmassen für runden Walzdraht zum Kaltstauchen und Kaltfließpressen fest.
Dieses Dokument gilt für runden Walzdraht aus den unlegierten und legierten Stahlsorten nach den Europäischen Normen EN 10263-1 bis EN 10263-5.

Fil machine rond en acier pour déformation a froid et extrusion a froid - Dimensions et tolérances

La présente Norme européenne spécifie les dimensions, les tolérances, les sections nominales et les masses
nominales des fils machine ronds utilisés pour les articles de boulonnerie formés à froid.
La présente Norme européenne concerne les fils machine ronds en nuances d�acier non allié et allié
spécifiées dans les EN 10263 Parties 1 à 5.

Okrogle jeklene palice za hladno nakrčevanje in hladno iztiskovanje – Mere in tolerance

General Information

Status
Published
Publication Date
30-Nov-2004
Technical Committee
IFEK - Ferrous metals
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2004
Due Date
01-Dec-2004
Completion Date
01-Dec-2004

Overview

EN 10108:2004 is a CEN (European) standard that defines round steel rod for cold heading and cold extrusion - focusing on dimensions, tolerances, nominal cross-sections and nominal masses. It applies to round rod in non‑alloy and alloy steels specified in EN 10263 parts 1–5 and supersedes earlier EURONORM guidance. The standard includes tabulated diameter ranges (approx. 5 mm to 50 mm), two tolerance classes (A and B) and rules for coil handling, measurement and claims.

Key topics and requirements

  • Dimensions and tolerances: Detailed tables for nominal diameter, tolerance bands, nominal section (mm2) and nominal mass (kg/m) are provided for Class A and Class B tolerances. Example: 10 mm nominal diameter has different tolerance limits for A and B classes.
  • Nominal mass calculation: Values are calculated from nominal diameters using a steel density of 7.85 kg/dm3; stainless steel masses must be adjusted using densities in EN 10088‑1.
  • Tolerance on ovality: The difference between maximum and minimum diameter (ovality) must not exceed 80% of the total diameter tolerance.
  • Coil handling and mass rules: Coils are normally wound clockwise unless otherwise agreed. Up to 10% of coils in a delivery may be under nominal mass but never less than 50% of the specified mass.
  • Inspection and checks: Dimensional tolerances are normally verified on three coils per cast at any point along the coil. A coil can be rejected if tolerances fail at points more than 1000 mm from the ends.
  • Purchaser information: The purchaser must specify quantity, product name (rod), reference to EN 10108:2004, nominal dimensions (mm), tolerance type (A or B), coil winding direction (if needed) and applicable EN 10263 part.

Applications

  • Fastener and cold‑forming industries (bolts, rivets, screws)
  • Cold heading and cold extrusion production lines
  • Steel rod manufacturers and rolling mills supplying wire rod for cold forming
  • Quality assurance and inspection teams ensuring conformity to European delivery conditions
  • Procurement and specification writers who must order rods to defined dimensional/tolerance classes

Who uses this standard

  • Steel producers and converters
  • Cold heading and extrusion equipment manufacturers
  • Fastener manufacturers, automotive and aerospace component suppliers
  • Quality control engineers, metallurgists and purchasing professionals

Related standards

  • EN 10263-1 to EN 10263-5 (technical delivery conditions for rods/bars/wire for cold heading/extrusion)
  • EN 10021 (general technical delivery requirements)
  • EN 10079 (definition of steel products)
  • EN 10088-1 (stainless steel densities and grades)

Keywords: EN 10108:2004, round steel rod, cold heading, cold extrusion, dimensions, tolerances, nominal mass, EN 10263, coil inspection, tolerance classes.

Frequently Asked Questions

SIST EN 10108:2004 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Round steel rod for cold heading and cold extrusion - Dimensions and tolerances". This standard covers: This European Standard specifies the dimensions, the tolerances, the nominal cross-sections and the nominal masses of the round rod used for cold heading and cold extrusion. This European Standard concerns the round rod in non alloy and alloy steel grades specified in European Standard EN 10263 parts 1 to 5.

This European Standard specifies the dimensions, the tolerances, the nominal cross-sections and the nominal masses of the round rod used for cold heading and cold extrusion. This European Standard concerns the round rod in non alloy and alloy steel grades specified in European Standard EN 10263 parts 1 to 5.

SIST EN 10108:2004 is classified under the following ICS (International Classification for Standards) categories: 77.140.65 - Steel wire, wire ropes and link chains. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN 10108:2004 is associated with the following European legislation: EU Directives/Regulations: 305/2011, 89/106/EEC, 97/23/EC; Standardization Mandates: M/071, M/120. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.

SIST EN 10108:2004 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.WROHUDQFHRunder Walzdraht aus Kaltstauch- und Kaltfließpressstählen - Maße und GrenzabmaßeFil machine rond en acier pour déformation a froid et extrusion a froid - Dimensions et tolérancesRound steel rod for cold heading and cold extrusion - Dimensions and tolerances77.140.65Jeklene žice, jeklene vrvi in verigeSteel wire, wire ropes and link chainsICS:Ta slovenski standard je istoveten z:EN 10108:2004SIST EN 10108:2004en01-december-2004SIST EN 10108:2004SLOVENSKI
STANDARD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 10108
October 2004 ICS 77.140.65 Supersedes EURONORM 108:1972English version
Round steel rod for cold heading and cold extrusion - Dimensions and tolerances
Fil machine rond en acier pour déformation à froid et extrusion à froid - Dimensions et tolérances
Runder Walzdraht aus Kaltstauch-und kaltfließpressstählen - Maße und Grenzabmaße This European Standard was approved by CEN on 9 July 2004.
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 Central Secretariat 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 Central Secretariat has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36
B-1050 Brussels © 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10108:2004: ESIST EN 10108:2004

page Foreword.3 1 Scope.4 2 Normative references.4 3 Terms and definitions.4 4 Information to be supplied by the purchaser.4 5 Requirements.5 6 Nominal sections and nominal masses.5 7 Dimensions and Tolerances.6 8 Mass of coils and checks on dimensional tolerances.10 9 Claims.10
...

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