AS 4118.1.8-1999 (R2013)

Table of Contents

1 -  AS 4118.1.8-1999 FIRE SPRINKLER SYSTEMS - COMPONENTS - PRESSURE-REDUCING VALVES
4 -  PREFACE
5 -  CONTENTS
6 -  FOREWORD
7 -  SECTION 1 SCOPE AND GENERAL
7 -  1.1 SCOPE
7 -  1.2 APPLICATION
7 -  1.3 OBJECTIVE
7 -  1.4 NEW DESIGNS AND INNOVATIONS
7 -  1.5 APPROVAL AND LISTINGS
7 -  1.6 REFERENCED DOCUMENTS
8 -  1.7 DEFINITIONS
8 -  1.7.1 Pressure-reducing valve
8 -  1.7.2 Bronze
9 -  SECTION 2 REQUIREMENTS
9 -  2.1 NOMINAL SIZES
9 -  2.2 CONNECTIONS
9 -  2.3 RATED WORKING PRESSURES
9 -  2.4 BODIES AND COVERS
9 -  2.5 STRENGTH OF BODY
10 -  2.6 MECHANICAL STRENGTH
10 -  2.7 ACCESS FOR MAINTENANCE
10 -  2.8 COMPONENTS
11 -  2.9 NON-METALLIC COMPONENTS
11 -  2.10 SEALING ASSEMBLY ELEMENTS
11 -  2.11 CLEARANCES
12 -  2.12 OPERATING TORQUE
12 -  2.13 PROVISION FOR VALVE SECURITY
12 -  2.14 SPRINGS AND DIAPHRAGMS
13 -  2.15 OPERATIONAL PERFORMANCE
13 -  2.16 BACK PRESSURE
13 -  2.17 DURABILITY
13 -  2.18 LEAKAGE
14 -  SECTION 3 TEST METHODS
14 -  3.1 BODY STRENGTH TEST
14 -  3.1.1 General
14 -  3.1.2 Procedure
14 -  3.2 MECHANICAL STRENGTH TEST
14 -  3.3 NON-METALLIC COMPONENTS TEST
14 -  3.3.1 Air-oven ageing - Excluding gaskets and seals
15 -  3.3.2 Warm water ageing - Excluding gaskets and seals (see Clause 2.9)
15 -  3.3.3 Test for sealing assembly seals
16 -  3.4 OPERATING TORQUE TEST
16 -  3.5 SPRING AND DIAPHRAGM TEST
16 -  3.6 OPERATIONAL TESTS
17 -  3.7 LEAKAGE TEST
17 -  3.7.1 Seat leakage test
17 -  3.7.2 Body leakage test
17 -  3.7.3 One year static leakage test
18 -  3.8 DURABILITY TEST
18 -  3.9 FIRE EXPOSURE TEST FOR PRESSURE-REDUCING VALVES MADE OF METALLIC MATERIALS WITH MELTING POINTS LESS THAN 800°C OR OF NON-METALLIC MATERIALS
19 -  SECTION 4 MARKING
19 -  4.1 GENERAL
19 -  4.2 BODY MARKINGS
20 -  SECTION 5 MANUFACTURER'S INSTRUCTIONS

Abstract

Specifies the construction, performance and testing requirements for pressure-reducing valves used in automatic fire sprinkler systems.

RECONFIRMATION NOTICE
Technical Committee FP-004 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 14 June 2013.
The following are represented on Technical Committee FP-004:

Association of Hydraulic Services Consultants Australia
Australasian Fire and Emergency Service Authorities Council
Australian Building Codes Board
Australian Chamber of Commerce and Industry
Australian Industry Group
Australian Institute of Building Surveyors
Bulky Goods Retailers Association
Consult Australia
Consumers Federation of Australia
Department of Defence (Australia)
Department of Human Services (Victoria)
Engineers Australia
Fire Protection Association Australia
Independent Chairperson
Insurance Council of Australia Limited
National Fire Industry Association
Property Council of Australia
Testing Interests (Australia)

To view or download a copy of the reconfirmation notice please go to the reconfirmation link near the top of this page.

Scope

This Standard details the requirements for valves intended for pressure control or pressure reduction purposes in fire protection systems.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 10-07-2013
Pages
ISBN
Committee	FP-004
Supersedes	DR 98457 CP