Clover Spring Hydrant Valves are suitable for use in pressure water supply applications.

Spring hydrant valves are used to access pipelines via standpipe attachments for firefighting, flushing and scouring purposes, Clover spring hydrant valves are manufactured in accordance with AS3952.

  • Manufactured & certified to AS3952

  • Confidence of the highest quality valves, backed by a 10-year manufacturer’s warranty

  • Reduced weight design for safe and easy installation

Techincal Information

Usage & Features

Applications

Spring hydrant valves are used to provide access to pipelines via standpipe attachment for firefighting, flushing and scouring purposes.

Typical applications include;

  • Potable and non-potable water supply
  • Irrigation and raw water
  • Fire systems
  • Buried and above ground

Features and Benefits

Features Benefits
10-year manufacturers’ warranty Confidence of the highest quality valves, backed by a 10-year manufacturer’s warranty.
Factory tested Each spring hydrant valve undergoes hydrostatic pressure testing
Reduced weight design Safer and easier installation
Ductile iron body and yoke Superior strength and impact resistance
Local inventory available Fast and flexible supply to meet project demands
Manufactured & certified to AS3952 Guaranteed quality products
Thermally bonded polymeric coating Long-term corrosion resistance and performance
Accreditations

Compliance

  • AS3952 “Water supply – Spring hydrant valve for waterworks purposes”
  • AS/NZS4158 “Thermal-bonded polymeric coatings on valves and fittings for water industry purposes”
  • AS1646 “Elastomeric seals for waterworks purposes”
  • AS1831 “Ductile cast iron”
  • AS/NZS4087 “Metallic flanges for waterworks purposes”
  • AS/NZS4020 “Testing of products for use in contact with drinking water”

Product Certification

Clover spring hydrant valves are manufactured and independently third party certified to AS3952 “Water supply – Spring hydrant valve for waterworks purposes”

Accreditation body: Australian Certification Services – 22026

WSAA Appraisal

Clover spring hydrant valves are independently appraised and recommended by the Water Services Association of Australia (WSAA);

  • Product Appraisal 11/28

WSAA Purchase Specification

Clover spring hydrant valves comply with the requirements of the following Water Services Association of Australia (WSAA) purchase specification(s);

  • WSA PS267 – Hydrants (Spring) for Pressure Applications – Water Supply

Suitability for Use with Potable Water (AS/NZS4020 Compliance)

Clover spring hydrant valves are suitable for potable water applications and comply with the requirements of AS/NZS4020 “Testing of products for use in contact with drinking water”.

Product Details

Diameter Range

Clover spring hydrant valves are manufactured with nominal diameters ranging from DN80 to DN100.

Pressure

Clover spring hydrant valves are manufactured with a standard nominal pressure range of PN16 (1,600kPa).

Nominal Pressure (PN) Allowable Operating Pressure (AOP) Maximum Allowable Operating Pressure (MAOP) Allowable Site Test Pressure (ASTP) Production Test – Body Production Test – Seat
16 1,600 kPa 1,920 kPa 2,000 kPa 2,400 kPa 1,760 kPa

Coating

Clover spring hydrant valves are manufactured with a thermally bonded polymeric coating using a fluidised bed process in accordance with the requirements of AS/NZS4158 “Thermal-bonded polymeric coatings on valves and fittings for water industry purposes”.

Dimensions

Specifications SYM UNITS DN80 DN100
Height H mm 264 264
Width (Flange Face) W mm 143 166
Width (Bolt Lugs) W1 mm 216 216
Flange Bolt Holes N mm 4Ø18 4Ø18
Pitch Circle Diameter PCD mm 146 178
Weight of Unit kg 11 13
Product Code – Potable VH080 VH100
Product Code – Non-Potable (Lilac Yoke) VH080L VH100L

Components

Item Part Name Material Standard/Grade
1 Body Ductile Iron/Polymeric Coating AS1831 500-7/AS4158
2 Dome Aluminium Bronze C48600
3 Spring 304 Stainless Steel ASTM 276/304
4 Seat Gasket EPDM Elastomer AS1646/EPDM
5 Yoke Ductile Iron/Polymeric Coating AS1831 500-7/AS4158
6 Washer 316 Stainless Steel ASTM 276/316
7 Hex Nut 316 Stainless Steel ASTM 276/316
8 Bolt 316 Stainless Steel ASTM 276/316
9 Dust Cover PVC

End Connections:

Clover spring hydrant valves are manufactured with flanged connections in accordance with AS/NZS4087 Fig. B5

Maximum Operating Temperature

40°

Options & Accessories

Clover spring hydrant valves have a range of options and accessories available including:

  • Lilac coloured yoke for non-potable water applications
  • Hydrant/Air isolation valve
  • Hydrant covers
  • Hydrant marker posts
  • Flange gasket kits

Contact Clover for further information.

Properties

Mechanical Properties – Ductile Iron

Property Value & Unit
Ultimate tensile strength (Minimum) 500MPa
Elongation (Minimum) 7%
Density (Specific Gravity) 7.1

Mechanical Properties - Coating

Property Value & Unit
Internal Surface (in contact with drinking water) 350 Microns
External Surface 300 Microns
Design & Install

Installation, Operation & Maintenance

Installation Training

Clover’s in-house engineering team provides a range of training, accreditation and technical support services.

The Clover Academy installation training course provides installers with important information relating to the correct handling, installation, testing, maintenance and repair of Clover pipe systems and products.

Contact the Clover engineering team to discuss scheduling a training program.

Technical Support

Clover’s in-house engineering team combines specialist technical knowledge, creative thinking and on-the-job experience, to offer our clients a range of project planning and consultation services.

From recommendations on product innovations, to crafting complex end-to-end solutions, our collaborative approach bridges the gap between contractors, authorities and suppliers. The only Australian provider able to offer clients the full product suite, Clover offers unbiased, strategic insights that always consider the bigger picture.

From initial planning, to onsite training and technical assistance, we offer input across every stage of your project’s timeline. Our contribution continues beyond the project design, and we remain accessible for ongoing changes and developments over the course of each project.

We work with contractors, asset managers, local councils and government, developers and other pipeline professionals to specify bespoke product solutions. By engaging our team of engineers, you gain access to unparalleled product knowledge and expertise.

Recommended Specifications

  • Spring hydrant valves shall be Clover type conforming to AS3952
  • Spring hydrant valve allowable operating pressure shall be 1,600kPa
  • Protective coatings of spring hydrant valves shall be thermally applied polymeric type in accordance with AS/NZS4158
  • Flanges shall be raised face type in accordance with AS/NZS4087 Fig. B5
Resources

Technical Documents

Spring Hydrant – Data Sheet

PDF, 246.5K

Spring Hydrant Valve – WSAA Approval

PDF, 1.1M

Flange Assembly Installation Guide

PDF, 620.1K