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Specifies minimum requirements for the materials, design, fabrication, testing, inspection, reports and pre-commissioning of piping subject to internal or external pressure.

The objective of this Standard is to specify essential requirements and basic standards for the delivery of Type A gas appliance servicing, repair, testing and conversion from one gas type to another.

Specifies materials, design, construction, installation, testing and maintenance requirements for below ground plastics gas distribution networks to be used in conjunction with AS/NZS 4645.1, for the distribution of fuel gas suitable for domestic, commercial or industrial uses.

Specifies the uniform minimum requirements for the design, construction and safe operation of Type B appliances that are intended for use with town gas, natural gas, simulated natural gas, liquefied petroleum gas and tempered liquefied petroleum gas or any combination of these gases either together or with other fuels.

Specifies requirements and safety principles for the design, installation and operation of industrial appliances that involve the combustion of gas or liquid fuel and the controlled generation of combustible vapours or combustible dusts.

Sets out test procedures and criteria for the determination of fire-resistance of elements of building construction.

Sets out a method for evaluating the annual energy performance of water heaters using a combination of test results for component performance and mathematical models to determine the standardized annual supplementary energy use.

Describes a single test method for grading building materials on the basis of ignition tendency, flame spread, heat development and tendency to produce smoke.

This Amendment applies to the following elements:• Global changes• Clauses 1.1.2, 1.1.3.1, 1.1.3.4, 1.2, 1.3, 1.4, 2.2.1, 2.2.2, 2.2.3, 2.8.1, 2.8.4, 2.8.6, 2.9.1, 2.9.2, 2.9.3, 2.9.4, 2.9.5, 2.9.6, 2.13.3, 2.13.3.1, 2.13.3.2, 3.1.8, 4.2, 5.1.4.1, 5.1.4.2, 5.1.7, 5.2.7.3, 5.2.12.2, 5.2.12.3, 6, 6.1, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 6.3.2, 6.3.3, 6.3.4, 6.3.5, 6.3.6, 6.5, 6.6, 6.7, 6.11.1, 7.1, 7.2, 7.3.1, 7.3.2, 7.4.1, 7.4.3, 8.1, 8.4.1, 9.2, 9.3.2.2, 9.4, 9.7, 9.8, 9.9.1, 9.10.1, 10.3.1, C.4, C.5.2, C.5.4, C.6.4, E.1.1, E.1.2, E.2.1, E.3.2.1, E.3.3.1, H.1, H.2, H.3, L.3.3.4• Figures 3.1.8(E), 7.3.1• Table 5.1.4.3• Bibliography

Sets out basic requirements and good practice for the design, materials, manufacture, examination, testing, installation, conformity assessment, commissioning, operation, inspection, maintenance, repair, alteration and disposal of pressure equipment (boilers, pressure vessels and pressure piping) but excluding gas cylinders; includes detailed requirements for various pressure equipment by direct reference to a range of Australian, New Zealand and other Standards.