阀门标准-AS 1357.1-2009 Valves primarily for use in heated water systems - Part 1 Protection valves(天选打工人).pdf
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1、AS 1357.12009 Australian StandardValves primarily for use in heated water systems Part 1:Protection valves AS 1357.12009 This Australian Standard was prepared by Committee WS-026,Valves Primarily for Use in Warm and Hot Water Systems.It was approved on behalf of the Council of Standards Australia on
2、 22 September 2008.This Standard was published on 28 January 2009.The following are represented on Committee WS-026:Australian Chamber of Commerce and Industry Australian Industry Group Building Officials Institute of New Zealand Consumers Federation of Australia Department of Health(South Australia
3、)Gas Appliance Manufacturers Association of Australia Institute of Hospital Engineering Australia Master Plumbers and Mechanical Services Association of Australia Master Plumbers Association of NSW Master Plumbers,Gasfitters and Drainlayers New Zealand New Zealand Employers and Manufacturers Associa
4、tionNew Zealand Engineers Federation NSW Health Department Plumbing Product Industry Group(AUSTAP)Water Corporation Western Australia This Standard was issued in draft form for comment as DR 07139.Standards Australia wishes to acknowledge the participation of the expert individuals that contributed
5、to the development of this Standard through their representation on the Committee and through the public comment period.Keeping Standards up-to-date Keeping Standards up-to-date Australian Standards are living documents that reflect progress in science,technology and systems.To maintain their curren
6、cy,all Standards are periodically reviewed,and new editions are published.Between editions,amendments may be issued.Standards may also be withdrawn.It is important that readers assure themselves they are using a current Standard,which should include any amendments that may have been published since
7、the Standard was published.Detailed information about Australian Standards,drafts,amendments and new projects can be found by visiting w www.standards.org.auww.standards.org.auStandards Australia welcomes suggestions for improvements,and encourages readers to notify us immediately of any apparent in
8、accuracies or ambiguities.Contact us via email at mailstandards.org.aumailstandards.org.au,or write to Standards Australia,GPO Box 476,Sydney,NSW 2001.AS 1357.12009 Australian StandardValves primarily for use in heated water systems Part 1:Protection valves Originated as AS B2711968.AS B2711968 revi
9、sed and redesignated AS 13571972.AS 13571972 revised and redesignated in part AS 1357.11988.Fourth edition 2009.COPYRIGHT Standards Australia All rights are reserved.No part of this work may be reproduced or copied in any form or by any means,electronicor mechanical,including photocopying,without th
10、e written permission of the publisher.Published by Standards Australia GPO Box 476,Sydney,NSW 2001,Australia ISBN 0 7337 8995 1 AS 1357.12009 2 PREFACE This Standard was prepared by the Australian members of the Joint Standards Australia/Standards New Zealand Committee WS-026,Valves Primarily for Us
11、e in Warm and Hot Water Systems,to supersede AS 1357.12004,Water supplyValves for use with unvented water heaters,Part 1:Protection valves,and ATS 5200.4762006,Technical Specification for plumbing and drainage products,Part 476:Heated water systemsLeak protection device.After consultation with stake
12、holders in both countries,Standards Australia and Standards New Zealand decided to develop this Standard as an Australian Standard rather than an Australian/New Zealand Standard.The objective of this Standard is to provide manufacturers with design,materials and performance requirements for the prot
13、ection of valves.Other Standards covering heated water system valves include the following:AS1357 Valves primarily for use in heated water systems 1357.2 Part 2:Control valves 4032 Water supplyValves for the control of heated water supply temperatures 4032.1 Part 1:Thermostatic mixing valvesMaterial
14、s design and performance requirements 4032.2 Part 2:Tempering valves and end-of-line temperature actuated devices 4032.3 Part 3:Requirements for field testing,maintenance or replacement ofthermostatic mixing valves,tempering valves and end of line temperature control devices The terms normative and
15、informative have been used in this Standard to define the application of the appendix to which they apply.A normative appendix is an integral part of a Standard,whereas an informative appendix is only for information and guidance.Statements expressed in mandatory terms in notes to tables and figures
16、 are deemed to be requirements of this Standard.标准分享网 w w w.b z f x w.c o m 免费下载 3 AS 1357.12009CONTENTS PageSECTION 1 SCOPE AND GENERAL 1.1 SCOPE.6 1.2 APPLICATION.6 1.3 NORMATIVE REFERENCES.6 1.4 DEFINITIONS.6 1.5 INSTRUMENTATION.8 1.6 MARKING.8SECTION 2 MATERIALS 2.1 GENERAL.9 2.2 CONTAMINATION O
17、F WATER.9 2.3 CORROSION-RESISTANT METALLIC MATERIALS.9 2.4 COPPER.9 2.5 COPPER ALLOY.9 2.6 DEZINCIFICATION-RESISTANT(DR)COPPER ALLOY.9 2.7 STAINLESS STEEL.10 2.8 DIAPHRAGM MATERIALS,AND VALVE SEATS.10 2.9 TEMPERATURE-SENSING PROBE.10 2.10 OTHER COMPONENTS.10 SECTION 3 GENERAL DESIGN AND CONTRUCTION
18、3.1 GENERAL.12 3.2 STRENGTH.12 3.3 END CONNECTIONS.12 3.4 COMPONENTS AND VALVE SEATS.12 3.5 REMANUFACTURED VALVES.12 3.6 INSULATION OF TEMPERATURE/PRESSURE-RELIEF VALVES,TEMPERATURE-RELIEF VALVES,EXPANSION CONTROL VALVES AND COMBINATION HIGH-PRESSURE EXPANSION NON-RETURN VALVES.13 3.7 INSTALLATION I
19、NSTRUCTIONS.14 SECTION 4 TEMPERATURE/PRESSURE-RELIEF VALVES 4.1 GENERAL.15 4.2 INLET AND DRAIN CONNECTIONS AND FLOW DIMENSIONS.15 4.3 VALVE SEAT AND DISC ASSEMBLIES.17 4.4 SPRINGS PRESSURE-RELIEF FUNCTION.17 4.5 TESTING.17 4.6 EASING GEAR TEST.20 4.7 AUXILIARY PRESSURE-RELIEF DEVICE.21 4.8 PRESSURE-
20、RELIEF FUNCTION.21 4.9 TEMPERATURE-RELIEF FUNCTION.22 4.10 MARKING.23SECTION 5 EXPANSION CONTROL VALVES 5.1 GENERAL.24 5.2 CONNECTIONS AND FLOW DIMENSIONS.24 5.3 VALVE SEAT AND DISC ASSEMBLIES.25 5.4 SPRINGS.25 5.5 TESTING.25AS 1357.12009 4 5.6 EASING GEAR.26 5.7 AUXILIARY PRESSURE-RELIEF DEVICE.27
21、5.8 EXPANSION-CONTROL VALVE FUNCTION.27 5.9 MARKING.28 SECTION 6 NON-RETURN VALVES 6.1 GENERAL.29 6.2 INLET AND OUTLET CONNECTIONS.29 6.3 TESTING.29 6.4 FLOW RATE AND CLOSING PRESSURE.30 6.5 ENDURANCE TEST.30 6.6 ORIENTATION.30 6.7 MARKING.30 SECTION 7 TEMPERATURE-RELIEF VALVES 7.1 GENERAL.31 7.2 IN
22、LET AND DRAIN CONNECTIONS AND FLOW DIMENSIONS.31 7.3 VALVE SEAT AND DISC ASSEMBLIES.33 7.4 SPRINGS.33 7.5 TESTING.33 7.6 EASING GEAR TEST.34 7.7 AUXILIARY PRESSURE-RELIEF DEVICE.35 7.8 TEMPERATURE-RELIEF FUNCTION.35 7.9 PRESSURE SETTING.36 7.10 MARKING.36SECTION 8 COMBINATION HIGH PRESSURE EXPANSION
23、 NON-RETURN VALVES(HPNR)8.1 GENERAL.37 8.2 CONNECTIONS AND FLOW DIMENSIONS.37 8.3 VALVE SEAT AND DISC ASSEMBLIES.38 8.4 SPRINGS.38 8.5 TESTING.38 8.6 EASING GEAR.39 8.7 EXPANSION CONTROL VALVE FUNCTION.39 8.8 MARKING.39 SECTION 9 LEAK-PROTECTION DEVICES 9.1 GENERAL.40 9.2 DESIGN.40 9.3 PERFORMANCE R
24、EQUIREMENTS AND TEST METHODS.40 9.4 MARKING.40 APPENDICES A MEANS FOR DEMONSTRATING COMPLIANCE WITH THIS STANDARD.41 B NORMATIVE REFERENCES.43 C INSTRUMENTATIONACCURACY.45 D MEASUREMENT OF NOISE EMISSION.46 E TORQUE TEST.47 F LEAKAGE TEST.49 G EASING GEAR TEST FOR TEMPERATURE/PRESSURE-RELIEF VALVES,
25、TEMPERATURE-RELIEF VALVES AND EXPANSION-CONTROL VALVES.51 H AUXILIARY PRESSURE-RELIEF DEVICES TEST.53 标准分享网 w w w.b z f x w.c o m 免费下载 5 AS 1357.12009 I RATED EXPANSION CAPACITY TEST FOR TEMPERATURE/PRESSURE-RELIEF VALVES AND EXPANSION-CONTROL VALVES.55 J WATER DISCHARGE CAPACITY TEST FOR TEMPERATUR
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