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AS 1357.2-2005
[Current]Valves primarily for use in heated water systems, Part 2: Control valves
Sets out requirements for the design, construction, testing and performance of control valves.
Published: 28/10/2005
Pages: 71
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
1.5 Instrumentation
1.6 Marking
2 Materials
2.1 General
2.2 Contamination of water
2.3 Corrosion-resistant metallic materials
2.4 Copper
2.5 Copper alloy
2.6 Dezincification-resistant (DR) copper alloy
2.7 Stainless steel
2.8 Diaphragm, materials, and valve seats
2.9 Temperature-sensing probe
2.10 Other component materials
3 General design and construction
3.1 General
3.2 Strength
3.2.1 Torque test
3.2.2 Leakage
3.3 End connections
3.4 Components and valve seats
3.5 Repair
3.6 Instructions
4 Vacuum relief valves
4.1 General
4.2 Design
4.3 Inlet and outlet
4.3.1 Inlet
4.3.2 Outlet connection
4.4 Protection against blockage
4.5 Flow passages
4.6 Opening pressure test
4.7 Closing pressure test
4.8 Air-passing capacity test
4.9 Resistance to hot water
4.10 Marking
5 Thermosiphon arrestor valves
5.1 General
5.2 Flow area
5.3 Flow passage
5.4 Closing temperature
5.5 Valve operating characteristics
5.6 Endurance
5.7 Temperature endurance
5.8 Marking
6 Primary temperature control valves
6.1 General
6.2 Inlet and outlet connections
6.3 Design requirements
6.4 Mixed water discharge test—Tempered water range
6.5 Endurance
6.6 Minimum flow requirement
6.7 Marking
6.8 Manufacturer’s instructions
7 Inlet pressure control valves
7.1 General
7.2 Outlet pressure
7.3 Set outlet pressures and ratios
7.4 Flow rates
7.5 Endurance
7.6 Marking
8 Isolating valves
8.1 General
8.2 Minimum flow area
8.3 Width of passages
8.4 Strength of operating mechanism
8.5 Endurance
9 Thermal switching valves
9.1 General
9.2 Inlet and outlet connections
9.3 Design requirements
9.4 Performance requirements
9.4.1 Flow capacity
9.4.2 Leakage rate
9.4.3 Switching time
9.5 Endurance
9.6 Marking
9.7 Manufacturer’s instructions
Appendix A
A1 Scope
A2 Relevance
A3 Product certification
A4 Definitions
A5 Testing
A5.1 Type testing
A5.2 Batch release testing
A5.3 Retesting
A6 Sampling and frequency plans
Appendix B
Appendix C
C1 General
C2 Flowmeter (for use with air)
C3 Flowmeter (for use with water)
C4 Pressure gauges (for use with water)
C5 Temperature-indicating and recording devices
C6 Stopwatch
C7 Torque applicator
Appendix D
D1 Scope
D2 Sound pressure levels
D2.1 General
D2.2 Method
Appendix E
E1 Scope
E2 Principle
E3 Apparatus
E4 Procedure
E5 Report
Appendix F
F1 Scope
F2 Principle
F3 Apparatus
F4 Procedure (Figure F1)
F5 Report
Appendix G
G1 Scope
G2 Principle
G3 Apparatus
G4 Pressure drop, temperature variation and outlet flow variation procedure
G4.1 General
G4.2 Pressure drop test (concurrent with Paragraph G4.1 and Table G1)
G4.3 Temperature variation test (concurrent with paragraph G4.1 and Table G2)
G4.4 Outlet flow variation test (concurrent with paragraph G4.1 and Table G3)
G5 Thermal shut-off
G6 Mixed water temperature overshoot on starting from ambient
G7 Report
Appendix H
H1 Scope
H2 Principle
H3 Apparatus
H4 Procedure
H5 Report
Appendix I
I1 Scope
I2 Principle
I3 Apparatus
I4 Procedure
I5 Report
Appendix J
J1 Scope
J2 Principle
J3 Apparatus
J4 Flow rate testing procedure
J5 Report
Appendix K
K1 Scope
K2 Principle
K3 Apparatus
K4 Procedure (see Figure K1)
K5 Report
Appendix L
L1 Scope
L2 Principle
L3 Apparatus
L4 Procedure (see Figure L1)
L5 Report
Appendix M
M1 Scope
M2 Principle
M3 Apparatus
M4 Procedure (see Figure M1)
M5 Report
Appendix N
N1 Scope
N2 Principle
N3 Apparatus
N4 Procedure (see Figure N1)
N5 Report
Appendix O
O1 Scope
O2 Principle
O3 Apparatus
O4 Procedure
O5 Report
Appendix P
P1 Scope
P2 Principle
P3 Apparatus
P4 Procedure
P5 Report
Appendix Q
Appendix R
Appendix S
Appendix T
Appendix U
Appendix V
V1 Scope
V2 Principle
V3 Apparatus
V4 Procedure
V5 Report
Appendix W
W1 Scope
W2 Principle
W3 Apparatus
W4 Preparation for testing
W5 Alternate test method
W6 Procedure
W7 Alternate procedure
W8 Report
Amendment control sheet
AS 1357.2—2005
Amendment No. 1 (2006)
Revised text
Amendment No. 2 (2009)
Correction
Cited references in this standard
ASTM B163
Standard Specification for Seamless Nickel and Nickel Alloy Condenser and Heat-Exchanger Tubes
[Available Superseded]
Welding and brazing - Filler metals, Part 1: Filler metal for brazing and braze welding
Content history
[Current]
[Current]
[Superseded]
DR 05265
AS 1357.2-2005 Rec:2015
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