EN 493:1992
(Main)Fasteners - Surface discontinuities - Nuts
Fasteners - Surface discontinuities - Nuts
This European standard establishes limits for various types of surface discontinuities on nuts with - thread diameters from 5 up to and including 39 mm, - product grade A and B, - all property classes according to ISO 898-2 and ISO 898-6, ISO 2320, unless otherwise specified in product standards or by the purchaser.
Verbindungselemente - Oberflächenfehler - Muttern
Diese Norm legt Grenzwerte für verschiedene Arten von Oberflächenfehlern an Muttern mit - Gewinde-Nenndurchmessern von 5 bis 39 mm, - Produktklassen A und B, - allen Festigkeitsklassen entsprechend ISO 898-2, ISO 898-6 und ISO 2320 fest, soweit nichts anderes in Produktnormen oder durch den Käufer festgelegt wird.
Eléments de fixation - Défauts de surface - Ecrous
La présente norme fixe les limites des différents types de défauts de surface des écrous: - de diamètres de filetage compris entre 5 et 39 mm, - de grades A et B, - de toutes les classes de qualité spécifiées dans les normes ISO 898-2, ISO 898-6 et ISO 2320, sauf spécifications contraires dans la norme de produit ou de l'acheteur.
Mehanski vezni elementi - Površinske napake - Matice
General Information
- Status
- Withdrawn
- Publication Date
- 19-May-1992
- Withdrawal Date
- 20-Jul-2004
- Technical Committee
- CEN/TC 185 - Threaded and nonthreaded mechanical fasteners and accessories
- Current Stage
- 9960 - Withdrawal effective - Withdrawal
- Start Date
- 21-Jul-2004
- Completion Date
- 21-Jul-2004
- Directive
- 97/23/EC - Pressure equipment
Relations
- Replaced By
EN ISO 6157-2:2004 - Fasteners - Surface discontinuities - Part 2: Nuts (ISO 6157-2:1995) - Effective Date
- 22-Dec-2008
- Effective Date
- 22-Dec-2008
- Effective Date
- 22-Dec-2008
Frequently Asked Questions
EN 493:1992 is a standard published by the European Committee for Standardization (CEN). Its full title is "Fasteners - Surface discontinuities - Nuts". This standard covers: This European standard establishes limits for various types of surface discontinuities on nuts with - thread diameters from 5 up to and including 39 mm, - product grade A and B, - all property classes according to ISO 898-2 and ISO 898-6, ISO 2320, unless otherwise specified in product standards or by the purchaser.
This European standard establishes limits for various types of surface discontinuities on nuts with - thread diameters from 5 up to and including 39 mm, - product grade A and B, - all property classes according to ISO 898-2 and ISO 898-6, ISO 2320, unless otherwise specified in product standards or by the purchaser.
EN 493:1992 is classified under the following ICS (International Classification for Standards) categories: 21.060.20 - Nuts. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 493:1992 has the following relationships with other standards: It is inter standard links to EN ISO 6157-2:2004, EN ISO 10484:2004, EN ISO 10485:2004. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 493:1992 is associated with the following European legislation: EU Directives/Regulations: 97/23/EC; Standardization Mandates: M/071. 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.
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Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2001
Mehanski vezni elementi - Površinske napake - Matice
Fasteners - Surface discontinuities - Nuts
Verbindungselemente - Oberflächenfehler - Muttern
Eléments de fixation - Défauts de surface - Ecrous
Ta slovenski standard je istoveten z: EN 493:1992
ICS:
21.060.20 Matice Nuts
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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