1、June 2010 Translation by DIN-Sprachendienst.English price group 21No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 9
2、1.140.60!$i+“1700897www.din.deDDIN EN 806-4Specifications for installations inside buildings conveying water forhuman consumption Part 4: InstallationEnglish translation of DIN EN 806-4:2010-06Technische Regeln fr Trinkwasser-Installationen Teil 4: InstallationEnglische bersetzung von DIN EN 806-4:2
3、010-06Spcifications techniques relatives aux installations deau destine la consommationhumaine lintrieur des btiments Partie 4: InstallationTraduction anglaise de DIN EN 806-4:2010-06www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.
4、5506.10 DIN EN 806-4:2010-06 A comma is used as the decimal marker. This standard has been drawn up in collaboration with the DVGW Deutscher Verein des Gas- und Wasserfaches e.V. Technisch-wissenschaftlicher Verein (German Technical and Scientific Association for Gas and Water) and has been included
5、 in the body of Codes of practice for water issued by the DVGW. National foreword This standard has been prepared by Technical Committee CEN/TC 164 “Water supply” (Secretariat: AFNOR, France), Working Group WG 2 “Internal systems and components”, lead-managed by DIN. The responsible German body invo
6、lved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Working Committee NA 119-04-07 AA Husliche Wasserversorgung. 2 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 806-4 March 2010 ICS 91.140.60 English Version Specifications for installations inside
7、 buildings conveying water for human consumption - Part 4: Installation Spcifications techniques relatives aux installations deau destine la consommation humaine lintrieur des btiments - Partie 4 : Installation Technische Regeln fr Trinkwasser-Installationen - Teil 4: Installation This European Stan
8、dard was approved by CEN on 23 January 2010. 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
9、 such national standards may be obtained on application to the CEN 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 lan
10、guage and notified to the CEN 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Li
11、thuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 201
12、0 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 806-4:2010: EEN 806-4:2010 (E) 2 Contents Page Foreword 41 Scope 52 Normative references 53 Terms and definitions 74 Work on site 74.1 General 74.2 Handling of materials.74.3 Bendin
13、g pipes 74.4 Jointing of pipes 74.4.1 General 74.4.2 Pipe materials and jointing methods .84.4.3 Boilers and instantaneous water heaters connection 124.5 Joining pipes to cisterns 124.5.1 General . 124.5.2 Steel pipes to steel, fibre cement or glass reinforced plastics cisterns . 124.5.3 Copper or p
14、lastics pipe to steel, fibre cement or glass reinforced plastics cisterns 124.5.4 Concrete cisterns 134.5.5 Thermo-plastics cisterns . 134.6 Underground pipe laying . 134.7 Pipework in buildings . 134.7.1 Allowances for thermal movement and prevention of noise . 134.7.2 Pipe fixings 144.7.3 Conceale
15、d (hidden) piping . 144.7.4 Piping passing through structures . 164.7.5 Clearance of structural members 164.7.6 Penetration of fire walls and floors . 174.7.7 Drainage and prevention of air locks 174.7.8 Pipe positioning 174.8 Valves and taps . 174.9 Identifying and recording piping locations 174.9.
16、1 Location of pipes and valves . 174.9.2 Identification of above ground piping. 174.9.3 Record of installation . 184.9.4 Identification of valves installed above ground . 184.10 Water conditioning devices . 185 Dissimilar metals. 185.1 General . 185.2 Combination of pipes and fittings/valves made of
17、 different metals 185.3 Flow-direction-rule 196 Commissioning . 196.1 Filling and hydrostatic pressure testing of the installations inside buildings conveying water for human consumption . 196.1.1 General . 196.1.2 Steel pipes, stainless steel pipes and copper pipes (linear elastic material) . 196.1
18、.3 Plastics pipes (elastic or visco-elastic material) . 206.2 Flushing the pipework 236.2.1 General procedure 236.2.2 Flushing with water. 236.2.3 Flushing procedure with water/air mixture 246.3 Disinfection 25DIN EN 806-4:2010-06 EN 806-4:2010 (E) 36.3.1 General 256.3.2 Selection of disinfectants .
19、 266.3.3 Methods for using disinfectants 266.3.4 Disinfection of storage cisterns and distributing pipes 276.3.5 Localised repairs . 27Annex A (normative) Pipe system material specifications, jointing procedures and pipe installation for different types of materials 28A.1 General 28A.2 Connections b
20、etween different materials . 28A.2.1 Above-ground pipework . 28A.2.2 Below-ground pipework 28A.3 Ductile iron . 28A.3.1 General 28A.3.2 Types of joints . 28A.3.3 Jointing procedures 29A.4 Stainless steel piping 29A.4.1 General 29A.4.2 Types of joints . 29A.4.3 Preparation of tube 30A.4.4 Corrosion 3
21、1A.5 Hot dip galvanised steel piping 31A.5.1 General 31A.5.2 Types of joints . 31A.5.3 Welded joints . 32A.5.4 Corrosion 32A.6 Copper piping 32A.6.1 General 32A.6.2 Categories of joints . 32A.6.3 Jointing procedures 33A.6.4 Bending. 36A.6.5 Drift expanding 36A.6.6 Corrosion 36A.7 Plastic piping . 36
22、A.7.1 Types of joints . 36A.7.2 Preparation of pipe 37A.7.3 Fused joints 37A.7.4 Solvent cement fittings . 38A.7.5 Compression fittings . 39A.7.6 Push-fit fittings 40A.7.7 Flanged fittings 40Annex B (informative) Calculation and compensation for thermal effects of pipes 42B.1 Thermal expansion of me
23、tal pipes . 42B.2 Thermal expansion of plastics pipes . 43B.3 Positioning of anchor points 44B.4 Installation of pipes allowing expansion by means of a flexible arm 44B.5 Installation of pipes allowing expansion by means of an expansion loop 46B.6 Installation of pipes allowing expansion and with co
24、ntinuous support and guide brackets 47B.7 Installation of pipes allowing expansion and with guide brackets 48B.8 Installation of pipes on continuous horizontal supports 48B.9 Installation of pipes not allowing expansion 48B.10 Positioning of anchor points 49B.11 Installation between anchor points wh
25、ere continuous pipe stiffening is provided (PE-X, PB, PP and PE) . 49B.12 Installation of pipes supported only at the anchor points (for PE-X, PB, PP and PE) . 50Annex C (informative) Recommended maximum spacings of fixings for metal pipes . 52Bibliography 53DIN EN 806-4:2010-06 EN 806-4:2010 (E) 4
26、Foreword This document (EN 806-4:2010) has been prepared by Technical Committee CEN/TC 164 “Water Supply”, the secretariat of which is held by AFNOR. 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 b
27、y September 2010, and conflicting national standards shall be withdrawn at the latest by September 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all s
28、uch patent rights. This document is intended for the use of engineers, architects, surveyors, contractors, installers, water suppliers, consumers and regulatory authorities. This standard has been written in the form of a practice specification. It is the fourth part of a European Standard consistin
29、g of five parts as follows: Part 1: General Part 2: Design Part 3: Pipe sizing Simplified method Part 4: Installation Part 5: Operation and maintenance According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this Europ
30、ean Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and th
31、e United Kingdom. DIN EN 806-4:2010-06 EN 806-4:2010 (E) 51 Scope This European Standard specifies requirements and gives recommendations for the installation of potable water installations within buildings and for pipework outside buildings but within the premises in accordance with EN 806-1. This
32、European Standard is applicable to new installations, alterations and repairs. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the ref
33、erenced document (including any amendments) applies. EN 200, Sanitary tapware Single taps and combination taps for water supply systems of type 1 and type 2 General technical specification EN 545:2006, Ductile iron pipes, fittings, accessories and their joints for water pipelines Requirements and te
34、st methods EN 681-1, Elastomeric seals Material requirements for pipe joint seals used in water and drainage applications Part 1: Vulcanized rubber EN 751-1, Sealing materials for metallic threaded joints in contact with 1st, 2ndand 3rdfamily gases and hot water Part 1: Anaerobic jointing compounds
35、EN 751-2, Sealing materials for metallic threaded joints in contact with 1st, 2ndand 3rdfamily gases and hot water Part 2: Non-hardening jointing compounds EN 751-3, Sealing materials for metallic threaded joints in contact with 1st, 2ndand 3rdfamily gases and hot water Part 3: Unsintered PTFE tapes
36、 EN 805, Water supply Requirements for systems and components outside buildings EN 806-1:2000, Specifications for installations inside buildings conveying water for human consumption Part 1: General EN 806-2, Specification for installations inside buildings conveying water for human consumption Part
37、 2: Design EN 817, Sanitary tapware Mechanical mixing valves (PN 10) General technical specifications EN 1044, Brazing Filler metals EN 1057, Copper and copper alloys Seamless, round copper tubes for water and gas in sanitary and heating applications EN 1092 (all parts), Flanges and their joints Cir
38、cular flanges for pipes, valves, fittings and accessories, PN designated EN 1111, Sanitary tapware Thermostatic mixing valves (PN 10) General technical specification EN 1254-1, Copper and copper alloys Plumbing fittings Part 1: Fittings with ends for capillary soldering or capillary brazing to coppe
39、r tubes EN 1254-2, Copper and copper alloys Plumbing fittings Part 2: Fittings with compression ends for use with copper tubes DIN EN 806-4:2010-06 EN 806-4:2010 (E) 6 EN 1254-4, Copper and copper alloys Plumbing fittings Part 4: Fittings combining other end connections with capillary or compression
40、 ends EN 1254-5, Copper and copper alloys Plumbing fittings Part 5: Fittings with short ends for capillary brazing to copper tubes EN 1514-1, Flanges and their joints Dimensions of gaskets for PN-designated flanges Part 1: Non-metallic flat gaskets with or without inserts EN 1717:2000, Protection ag
41、ainst pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow EN 10088-2, Stainless steels Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes EN 10226 (all parts), Pipe thre
42、ads where pressure tight joints are made on the threads EN 10240, Internal and/or external protective coatings for steel tubes Specification for hot dip galvanized coatings applied in automatic plants EN 10242, Threaded pipe fitting in malleable cast iron EN 10255, Non-Alloy steel tubes suitable for
43、 welding and threading Technical delivery conditions EN 10312, Welded stainless steel tubes for the conveyance of aqueous liquids including water for human consumption Technical delivery conditions EN 13443-1, Water conditioning equipment inside buildings Mechanical filters Part 1: Particle rating 8
44、0 m to 150 m Requirements for performances, safety and testing EN 15161, Water conditioning equipment inside buildings Installation, operation, maintenance and repair EN 29454-1:1993, Soft soldering fluxes Classification and requirements Part 1: Classification, labelling and packaging (ISO 9454-1:19
45、90) EN 60335-1, Household and similar electrical appliances Safety Part 1: General requirements (IEC 60335-1:2001, modified) EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation (ISO 228-1:2000) EN ISO 4016, Hexagon head bo
46、lts Product grade C (ISO 4016:1999) EN ISO 4034:2000, Hexagon nuts Product grade C (ISO 4034:1999) EN ISO 7091, Plain washers Normal series Product grade C (ISO 7091:2000) EN ISO 9453, Soft solder alloys Chemical compositions and forms (ISO 9453:2006) EN ISO 15874-3, Plastics piping systems for hot
47、and cold water installations Polypropylene (PP) Part 3: Fittings (ISO 15874-3:2003) EN ISO 15875-3, Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 3: Fittings (ISO 15875-3:2003) EN ISO 15876-3, Plastics piping systems for hot and cold water installa
48、tions Polybutylene (PB) Part 3: Fittings (ISO 15876-3:2003) EN ISO 15877-3, Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 3: Fittings (ISO 15877-3:2009) DIN EN 806-4:2010-06 EN 806-4:2010 (E) 7EN ISO 21003-3, Multilayer piping systems for hot and cold water installations
