SIST EN 14420-3:2005
(Main)Hose fittings with clamp units - Part 3: Clamp units, bolted or pinned
Hose fittings with clamp units - Part 3: Clamp units, bolted or pinned
This document specifies requirements for clamp units for hose couplings according to EN 14420 1 for use with hose tails according to EN 14420 2.
Maximum working pressure 25 bar, maximum working temperature 65 °C.
Schlaucharmaturen mit Klemmfassungen - Teil 3: Klemmfassungen, verschraubt oder verstiftet
Diese Europäische Norm legt Anforderungen für Schlaucharmaturen mit Klemmfassungen nach EN 14420-1
für Schlauchstutzen nach EN 14420-2 fest.
Maximaler Arbeitsdruck 25 bar, maximale Arbeitstemperatur 65 °C.
Raccords pour flexibles avec demi-coquille - Partie 3: Colliers boulonnés ou goupillés
Le présent document prescrit les exigences applicables aux demi-coquilles pour raccords de flexibles
conformes a l?EN 14420-1 destinées a etre utilisées avec des douilles conformes a l?EN 14420-2.
La pression de service maximale est de 25 bar et la température de service maximale est de 65 °C.
Cevni fitingi z objemkami - 3. del: Objemke, privite ali pripete
General Information
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Cevni fitingi z objemkami - 3. del: Objemke, privite ali pripeteSchlaucharmaturen mit Klemmfassungen - Teil 3: Klemmfassungen, verschraubt oder verstiftetRaccords pour flexibles avec demi-coquille - Partie 3: Colliers boulonnés ou goupillésHose fittings with clamp units - Part 3: Clamp units, bolted or pinned23.040.60Prirobnice, oglavki in spojni elementiFlanges, couplings and jointsICS:Ta slovenski standard je istoveten z:EN 14420-3:2004SIST EN 14420-3:2005en01-marec-2005SIST EN 14420-3:2005SLOVENSKI
STANDARD
SIST EN 14420-3:2005
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14420-3November 2004ICS 23.040.70English versionHose fittings with clamp units - Part 3: Clamp units, bolted orpinnedRaccords pour flexibles avec demi-coquille - Partie 3:Colliers boulonnés ou goupillésSchlaucharmaturen mit Klemmfassungen - Teil 3:Klemmfassungen, verschraubt oder verstiftetThis European Standard was approved by CEN on 30 September 2004.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 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 translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.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 STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2004 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14420-3:2004: ESIST EN 14420-3:2005
EN 14420-3:2004 (E) 2 Contents page Foreword.3 1 Scope.4 2 Normative references.4 3 Fixing range of clamp units.4 4 Types of clamp units and designations.5 4.1 General.5 4.2 Clamp unit K, bolted.5 4.3 Clamp unit S, pinned.7 5 Dimensions and weights.7 5.1 Clamp units.7 5.1.1 Dimensions.7 5.2
Weights.12 5.3 Nuts, bolts and pins.13 6 Materials.13 6.1 General.13 6.2 Clamp shells.13 6.3 Bolts and nuts.14 6.4 Pins.14 7 Marking.14 8 Type approval testing and quality control.15 Bibliography.16
SIST EN 14420-3:2005
EN 14420-3:2004 (E) 3 Foreword This document (EN 14420—3:2004) has been prepared by Technical Committee CEN/TC 218 “Rubber and plastics hoses and hose assemblies”, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. EN 14420 consists at the time of publication of the following parts: EN 14420-1, Hose fittings with clamp units — Part 1: Requirements, survey, designation and testing EN 14420-2, Hose fittings with clamp units — Part 2: Hose side parts of hose tail EN 14420-3, Hose fittings with clamp units — Part 3: Clamp units, bolted or pinned EN 14420-4, Hose fittings with clamp units — Part 4: Flange connections EN 14420-5, Hose fittings with clamp units — Part 5: Threaded connections EN 14420-6, Hose fittings with clamp units — Part 6: TW tank truck couplings EN 14420-7, Hose fittings with clamp units — Part 7: Cam locking couplings EN 14420-8, Hose fittings with clamp units — Part 8: Symmetrical half coupling (Guillemin system) According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Den-mark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxem-bourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
SIST EN 14420-3:2005
EN 14420-3:2004 (E) 4 1 Scope This document specifies requirements for clamp units for hose couplings according to
EN 14420-1 for use with hose tails according to EN 14420-2. Maximum working pressure 25 bar, maximum working temperature 65 °C. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated refer-ences, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 586-2, Aluminium and aluminium alloys — Forgings — Part 2: Mechanical properties and additional property requirements. EN 1706, Aluminium and aluminium alloys — Castings — Chemical composition and mechanical properties. EN 10088-1, Stainless steels — Part 1: List of stainless steels. EN 10213-4, Technical delivery conditions for steel castings for pressure purposes — Part 4: Austenitic and austenitic-ferritic steel grades. EN 12420, Copper and copper alloys — Forgings. EN 14420-1, Hose fittings with clamp units — Part 1: Requirements, survey, designation and testing. EN 14420-2, Hose fittings with clamp units — Part 2: Hose side parts of hose tail. EN 20898-2, Mechanical properties of fasteners — Part 2: Nuts with specified proof load values — Coarse thread (ISO 898-2:1992). EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs (ISO 898-1:1999). EN ISO 3506-1, Mechanical properties of corrosion-resistant stainless-steel fasteners — Part 1: Bolts, screws and studs (ISO 3506-1:1997). EN ISO 3506-2, Mechanical properties of corrosion-resistant stainless-steel fasteners — Part 2: Nuts (ISO 3506-2:1997). EN ISO 4032, Hexagon nuts, style 1 — Product grades A and B (ISO 4032:1999). EN ISO 4042, Fasteners — Electroplated coatings (ISO 4042:1999). EN ISO 4762, Hexagon socket head cap screws (ISO 4762:2004). EN 22768-1, General tolerances — Part 1: Tolerances for linear and angular dimensions without individual tolerance indications (ISO 2768-1:1989) EN 22768-2, General tolerances — Part 2: Geometrical tolerances for features without individual tolerance indications (ISO 2768-2:1989) 3 Fixing range of clamp units The pinching range of the clamp units shall be according to Table 1. SIST EN 14420-3:2005
EN 14420-3:2004 (E) 5 NOTE The same clamp units are used for DN and inch desig
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