EN 14420-5:2013

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Schlaucharmaturen mit Klemmfassungen - Teil 5: GewindeanschlüsseRaccords pour flexibles avec demi-coquille - Partie 5: Raccordements filetésHose fittings with clamp units - Part 5: Threaded connections23.040.60Prirobnice, oglavki in spojni elementiFlanges, couplings and jointsICS:Ta slovenski standard je istoveten z:EN 14420-5:2013SIST EN 14420-5:2013en,fr,de01-september-2013SIST EN 14420-5:2013SLOVENSKI
STANDARDSIST EN 14420-5:20051DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 14420-5
July 2013 ICS 23.040.70 Supersedes EN 14420-5:2004English Version
Hose fittings with clamp units - Part 5: Threaded connections
Raccords pour flexibles avec demi-coquille - Partie 5: Raccordements filetés
Schlaucharmaturen mit Klemmfassungen - Teil 5: Gewindeanschlüsse This European Standard was approved by CEN on 15 May 2013.
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 CEN-CENELEC 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 translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14420-5:2013: ESIST EN 14420-5:2013

EN 1982, Copper and copper alloys — Ingots and castings EN 10025-2, Hot rolled products of structural steels — Part 2: Technical delivery conditions for non-alloy structural steels EN 10087, Free-cutting steels — Technical delivery conditions for semi-finished products, hot-rolled bars and rods EN 10088-1, Stainless steels — Part 1: List of stainless steels EN 10213, Steel castings for pressure purposes EN 10217-1, Welded steel tubes for pressure purposes — Technical delivery conditions — Part 1: Non-alloy steel tubes with specified room temperature properties EN 10243-1, Steel die forgings — Tolerances on dimensions — Part 1: Drop and vertical press forgings EN 10243-2, Steel die forgings — Tolerances on dimensions — Part 2: Upset forging made on horizontal forging machines EN 10283, Corrosion resistant steel castings EN 12164, Copper and copper alloys — Rod for free machining purposes EN 12420, Copper and copper alloys — Forgings EN 14420-1:2013, Hose fittings with clamp units — Part 1: Requirements, types of fixing and connection, 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 22768-1, General tolerances — Part 1: Tolerances for linear and angular dimensions without individual tolerance indications (ISO 2768-1) EN 22768-2, General tolerances — Part 2: Geometrical tolerances for features without individual tolerance indications (ISO 2768-2) EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads — Part 1: Dimensions, tolerances and designation (ISO 228-1)
1) 1 bar = 0,1 MPa. SIST EN 14420-5:2013

Key For 1, 2, 3, 4 and 5 see Table 1. a Only at nominal size DN 100 Figure 1 — Hose fitting with union nut SIST EN 14420-5:2013

Hose tail
according to 5.3 2
Union nut
according to 5.4 3
Thread gasket
according to 5.5 4
Ball
according to 5.4 5
Clamp unit
according to EN 14420-3
NOTE 1 For designation of a complete hose fitting see EN 14420-1. Form GA
Figure 2 — Hose fitting with male pipe thread Table 2 — Parts list Item No Designation Remark 1
Hose tail
according to 5.2 2
Clamp unit
according to EN 14420-3
NOTE 2 For designation of a complete hose fitting see EN 14420-1. SIST EN 14420-5:2013

DN Thread according to EN ISO 228-1 End-to-end
dimension
L mm min. Weight b
(mass) Form G/GA kg ≈ inner/outer for for inner thread outer thread inner thread outer thread 15a
G ½/G ½ A 66 71 0,20 0,20
G ¾ 66 0,20 20a
G ¾/G¾ A 67 70 0,20 0,30
G 1 70 0,25 25
G 1/G 1A 67 70 0,30 0,30
G 1 ¼
69 0,30 32
G 1 ¼/G 1 ¼ A 70 71 0,35 0,40
G 1 ½ 74 0,40 40
G 1 ½/G 1 ½ A 74 75 0,45 0,50
G 2/G 2 A 79 76 0,60 0,55 50
G 2/G 2 A 84 83 0,75 0,80
G 2 ½ 85 0,90 65
G 2 ½/G 2 ½ A 104 104 1,15 1,30
G 3/G 3 A 107 105 1,60 1,40 80
G 3/G 3 A 110 109 1,65 1,60 100
G 4/G 4 A 142 135 3,90 3,20 a At nominal sizes DN 15 and DN 20, threads according to EN 10226-1 may be agreed upon. b The weights apply for clamp units in aluminium. They may deviate from the value given depending on the type
of
hose tail. 5 Dimensions, designations 5.1 General The parts shall comply with the dimensions in the tables. Figure 3 and Figure 4 in this European Standard are presented as examples. NOTE Details not specified are at the discretion of the manufacturer with respect to the intended use. Tolerances for dimensions without specified tolerances:  Dimensions for machined parts: general tolerances EN 22768-mK;  Dimensions for copper-zinc alloy. Die-forgings in wrought copper alloy shall be in accordance with EN 12420. Castings should be in accordance with DIN 1687-3. Dimensions for stainless steel: Die-forgings shall be in accordance with EN 10243-1 and EN 10243-2. SIST EN 14420-5:2013

Key a hose side part of tail according to EN 14420-2 b slotted or bored Figure 3 — Hose tail made of stainless steel or non-alloyed steel
For examples for type of collar, other dimensions and X, see Figure 3. Figure 4 — Hose tail made of copper-zinc-alloy Example for an ordering designation of a hose tail (SC) with male pipe thread according to EN ISO 228-1 (GA), nominal size DN 20 made of stainless steel (1.4571):
Hose tail EN 14420-5 — SC — GA 20 — 1.4571 SIST EN 14420-5:2013

Hose tail EN 14420-5 — SC — GA 65 — G 2 ½ — 1.4571 Table 4 — Hose tail Dimensions in millimetres Nominal size
DN Male pipe thread according to EN ISO
228-1
Number of slots or bores b d1 d2 d3 d4 f k1 k2 l1 l2 l3
05,0−
min. max.
min. max. min. min. min. min. ± 0,3 min. 15 G ½ A 22 18 13 18 25 a 6 6 61 12 1,5 4 20 G ¾ A 27 23,5 18 23,5 30 3 6 6 62 13 1,5 4 25 G 1 A 36 29,5 24 29,5 35 4 6 6 63 14 1,5 4 32 G 1 ¼ A 46 38,5 32 38,5 45 4 6 6,5 63,5 15 2
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