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AWWA C519-18 High-Performance Waterworks Butterfly Valves-3 In. (75 mm) Through 60 In. (1,500 mm), 2018
- blank page.pdf [Go to Page]
- Foreword [Go to Page]
- I. Introduction. [Go to Page]
- I.A. Background. Butterfly valves are generally used for pipelines carrying liquids and gases. Manufacturers of steel butterfly valves developed tight-closing, polymeric-seated and metal-seated valve options for cooling water systems and power stations an [Go to Page]
- I.B. History. The need for standardization of high-performance butterfly valves for waterworks service was recognized by AWWA in 2010. [Go to Page]
- I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for direct
- II. Special Issues. [Go to Page]
- II.A. General. The purchaser should carefully evaluate conditions under which a valve is to be operated. The evaluations must include the determination of the hydraulic characteristics of the system in which the valve will be installed and the operation o [Go to Page]
- II.B. Advisory Information on Product Application. This standard does not describe all possible applications or manufacturing technologies. The purchaser should identify special requirements and required deviations from this standard and include appropria
- II.D Flange Bolt Patterns. The ASME and AWWA flange bolt patterns in sizes 42 in. (1,050 mm) through 60 in. (1,500 mm) are not compatible. Additionally, the ASME B16.47 flanges are generally designed for outside nominal diameter pipe and may not be compat [Go to Page]
- II.E. Permeation. The selection of materials is critical for water service and distribution piping in locations where there is the likelihood the valve will be exposed to significant concentrations of pollutants such as low-molecular-weight petroleum prod
- II.F. Chloramines. The selection of materials may be critical for water service and distribution piping in locations where there is the likelihood that elastomers will be in contact with specific water treatment disinfection agents. Documented research ha
- III. Use of This Standard. It is the responsibility of the user of an AWWA standard to determine that the products described in that standard are suitable for use in the particular application being considered. [Go to Page]
- III.A. Purchaser Options and Alternatives. The following information should be provided by the purchaser. [Go to Page]
- III.B. Modification to Standard. Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser.
- IV. Major Revisions. This is the first edition of this standard.
- AWWA Standard
- SECTION 1: GENERAL
- Sec. 1.1 Scope
- Sec. 1.2 Purpose
- Sec. 1.3 Application
- SECTION 2: REFERENCES
- Sec. 2.1 Industry Standards
- Sec. 2.2 Material Specifications
- SECTION 3: DEFINITIONS
- SECTION 4: REQUIREMENTS
- Sec. 4.1 Materials
- Sec. 4.2 General Design [Go to Page]
- Table 1-A Laying Length Dimensions: 3–24 in. (75–600 mm), Wafer and Lugged-Wafer Body Valves [Go to Page]
- Table 1-B Laying Length Dimensions: 30–60 in. (750–1,500 mm), Wafer and Lugged-Wafer Body Valves [Go to Page]
- Table 1-C Laying Length Dimensions: Flanged Valves
- Table 1-D Wafer and Lugged-Wafer Body Minimum Wall Thickness
- SECTION 6: DELIVERY
- Sec. 6.1 Marking
- Sec. 6.2 Shipping
- APPENDIX A
- blank page.pdf [Go to Page]
- Foreword [Go to Page]
- I. Introduction. [Go to Page]
- I.A. Background. Butterfly valves are generally used for pipelines carrying liquids and gases. Manufacturers of steel butterfly valves developed tight-closing, polymeric-seated and metal-seated valve options for cooling water systems and power stations an [Go to Page]
- I.B. History. The need for standardization of high-performance butterfly valves for waterworks service was recognized by AWWA in 2010. [Go to Page]
- I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for direct
- II. Special Issues. [Go to Page]
- II.A. General. The purchaser should carefully evaluate conditions under which a valve is to be operated. The evaluations must include the determination of the hydraulic characteristics of the system in which the valve will be installed and the operation o [Go to Page]
- II.B. Advisory Information on Product Application. This standard does not describe all possible applications or manufacturing technologies. The purchaser should identify special requirements and required deviations from this standard and include appropria
- II.D Flange Bolt Patterns. The ASME and AWWA flange bolt patterns in sizes 42 in. (1,050 mm) through 60 in. (1,500 mm) are not compatible. Additionally, the ASME B16.47 flanges are generally designed for outside nominal diameter pipe and may not be compat [Go to Page]
- II.E. Permeation. The selection of materials is critical for water service and distribution piping in locations where there is the likelihood the valve will be exposed to significant concentrations of pollutants such as low-molecular-weight petroleum prod
- II.F. Chloramines. The selection of materials may be critical for water service and distribution piping in locations where there is the likelihood that elastomers will be in contact with specific water treatment disinfection agents. Documented research ha
- III. Use of This Standard. It is the responsibility of the user of an AWWA standard to determine that the products described in that standard are suitable for use in the particular application being considered. [Go to Page]
- III.A. Purchaser Options and Alternatives. The following information should be provided by the purchaser. [Go to Page]
- III.B. Modification to Standard. Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser.
- IV. Major Revisions. This is the first edition of this standard.
- AWWA Standard
- SECTION 1: GENERAL
- Sec. 1.1 Scope
- Sec. 1.2 Purpose
- Sec. 1.3 Application
- SECTION 2: REFERENCES
- Sec. 2.1 Industry Standards
- Sec. 2.2 Material Specifications
- SECTION 3: DEFINITIONS
- SECTION 4: REQUIREMENTS
- Sec. 4.1 Materials
- Sec. 4.2 General Design [Go to Page]
- Table 1-A Laying Length Dimensions: 3–24 in. (75–600 mm), Wafer and Lugged-Wafer Body Valves [Go to Page]
- Table 1-B Laying Length Dimensions: 30–60 in. (750–1,500 mm), Wafer and Lugged-Wafer Body Valves [Go to Page]
- Table 1-C Laying Length Dimensions: Flanged Valves
- Table 1-D Wafer and Lugged-Wafer Body Minimum Wall Thickness
- SECTION 6: DELIVERY
- Sec. 6.1 Marking
- Sec. 6.2 Shipping
- APPENDIX A [Go to Page]
