ASME A112.18.2-2005 pdf download.Plumbing waste fittings.
1 Scope 1.1 This Standard covers plumbing waste fittings of sizes NPS-2 and smaller. 1.2 Plumbing supply fittings are covered by ASME A1 1 2.1 8.1 /CSA B1 25.1 . 1.3 Other devices, e.g., temperature-actuated in-line mixing valves and flexible connectors under continuous pressure, are covered by CSA B1 25.3 or other plumbing product Standards. 1.4 This Standard does not apply to pipes and tubes or pipe and tube fittings. 1.5 In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an option or that which is permissible within the limits of the standard. Notes accompanying clauses do not include requirements or alternative requirements. The purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. 1.6 The values stated in either SI (metric) or yard/pound units are to be regarded as the standard. SI units are the units of record in Canada. In this Standard, the yard/pound units are shown in parentheses. The values stated in each measurement system are equivalent in application; however, each system is to be used independently. Combining values from the two measurement systems can result in non-conformance with this Standard. All references to gallons are to US gallons. For information on the conversion criteria used in this Standard, see Annex A. 2 Reference publications 2.1 ASME and CSA publications This Standard refers to the following publications, and where such reference is made, it shall be to the edition listed below, including all amendments published thereto. ASME International (American Society of Mechanical Engineers) A1 1 2.1 8.1 -2005/CSA B1 25.1 -05 Plumbing Supply Fittings
B1 .20.1 -1 983 (R2001 ) Pipe Threads, General Purpose, Inch B1 6.23-2002 Cast Copper Alloy Solder Joint Drainage Fittings: DWV B1 6.29-2001 Wrought Copper and Wrought Copper Alloy Solder Joint Drainage Fittings — DWV CSA (Canadian Standards Association) ASME A1 1 2.1 8.1 -2005/CSA B1 25.1 -05 Plumbing supply fittings B1 25.3-05 Plumbing fittings CAN/CSA-B1 81 .1 -02 (part of CAN/CSA-B1 800-02, Plastic Nonpressure Pipe Compendium) ABS drain, waste, and vent pipe and pipe fittings CAN/CSA-B1 81 .2-02 (part of CAN/CSA-B1 800-02, Plastic Nonpressure Pipe Compendium) PVC drain, waste, and vent pipe and pipe fittings CAN/CSA-B602-99 Mechanical couplings for drain, waste, and vent pipe and sewer pipe 2.2 Other publications This Standard refers to the following publications, and where such reference is made, it shall be to the edition listed below, including all amendments thereto. ASTM International (American Society for Testing and Materials) A 48/A 48M-03 Standard Specification for Gray Iron Castings A 536-84 (1 999) e1 Standard Specification for Ductile Iron Castings B 1 6/B 1 6M-00 Standard Specification for Free-Cutting Brass Rod, Bar and Shapes for Use in Screw Machines B 1 1 7-03 Standard Practice for Operating Salt Spray (Fog) Apparatus D 1 784-03 Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) Compounds and Chlorinated Poly(Vinyl Chloride) (CPVC) Compounds D 2661 -02 Standard Specification for Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe and Fittings D 2665-04 Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings D 3965-99 Standard Specification for Rigid Acrylonitrile-Butadiene-Styrene (ABS) Materials for Pipe and Fittings
D 41 01 -03 Standard Specification for Polypropylene Injection and Extrusion Materials F 628-01 Standard Specification for Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe With a Cellular Core F 891 -00 e1 Standard Specification for Coextruded Poly(Vinyl Chloride) (PVC) Plastic Pipe With a Cellular Core F 1 498-00 Standard Specification for Taper Pipe Threads 60° for Thermoplastic Pipe and Fittings 3 Definitions and abbreviations 3.1 Definitions The following definitions apply in this Standard: Centre outlet — a lavatory waste fitting without an overflow opening. Continuous waste — a drain connection for multiple compartments of a fixture or fixtures connected to a common trap or for connecting other fixtures to a common trap. Diversion tee — a component of a continuous waste assembly consisting of a tee fitting and an integral element that directs the flow downward to the outlet of the tee. Fixture waste fitting — any part of a waste system from a plumbing fixture to, and including, a fixture trap outlet or trap wall adapter. Patent overflow — a lavatory waste fitting incorporating an overflow opening. Significant surface — an exposed surface that, if blemished, spoils the appearance or affects the performance of a fitting. Slip joint — an adjustable tubing connection that consists of a compression nut and compression washer and is designed to fit a threaded adapter fitting or a standard taper pipe thread. Strainer — a device designed to prevent debris from entering a drainage system. Strainer basket — a removable component of a sink strainer assembly, designed to collect debris. Strainer body — the fixed, exposed component of a sink strainer assembly connected to the fixture that accommodates the strainer basket. Strainer shell — the unexposed component of a sink strainer assembly that connects the strainer body to the fixture that accommodates the strainer basket.
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