ASME B16.5:2025
Current
Current
The latest, up-to-date edition.
Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24, Metric/Inch Standard
Available format(s)
PDF
Language(s)
English
Published date
30-05-2025
Publisher
US$414.00
Excluding Tax where applicable
This Standard covers pressure–temperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flanges and flanged fittings.
| DocumentType |
Test Method
|
| ISBN |
9780791876855
|
| Pages |
274
|
| PublisherName |
American Society of Mechanical Engineers
|
| Status |
Current
|
| Supersedes |
| ASTM A 449 : 2007 | Standard Specification for Hex Cap Screws, Bolts and Studs, Steel, Heat Treated, 120/105/90 ksi Minimum Tensile Strength, General Use |
| ASTM B 127 : 2019 | Standard Specification for Nickel-Copper Alloy Plate, Sheet, and Strip |
| ASTM B 462 : 2018 | Standard Specification for Forged or Rolled Nickel Alloy Pipe Flanges, Forged Fittings, and Valves and Parts for Corrosive High-Temperature Service |
| ASTM B 166 : 2008 | Standard Specification for Nickel-Chromium-Iron Alloys (UNS N06600, N06601, N06603, N06690, N06693, N06025, N06045, and N06696)* and Nickel-Chromium-Cobalt-Molybdenum Alloy (UNS N06617) Rod, Bar, and Wire |
| ASTM B 434 : 2022 | Standard Specification for Nickel-Molybdenum-Chromium-Iron Alloys Plate, Sheet, and Strip |
| ASTM B 164 : 2003 : R2019 | Standard Specification for Nickel-Copper Alloy Rod, Bar, and Wire |
| ASTM A 354 : 2017 | Standard Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners |
| ISO 9002:1987 | Quality systems — Model for quality assurance in production and installation |
| ASTM A 105/A105M : 2023 | Standard Specification for Carbon Steel Forgings for Piping Applications |
| ASTM B 425 : 2019 | Standard Specification for Nickel-Iron-Chromium-Molybdenum-Copper Alloys Rod and Bar |
| ASTM B 408 : 2022 | Standard Specification for Nickel-Iron-Chromium Alloy Rod and Bar |
| ASTM A 350/A350M : 2024 | Standard Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components |
| ASTM A 995/A995M : 2020 | Standard Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for Pressure-Containing Parts |
| ASTM B 446 : 2023 | Standard Specification for Nickel-Chromium-Molybdenum-Niobium Alloy, Nickel-Chromium-Molybdenum-Silicon Alloy, and Nickel-Chromium-Molybdenum-Tungsten Alloy Rod and Bar |
| ASTM B 435 : 2022 | Standard Specification for Heat and Corrosion Resistant High Temperature Alloy Plate, Sheet, and Strip |
| ISO 9000-2:1997 | Quality management and quality assurance standards — Part 2: Generic guidelines for the application of ISO 9001, ISO 9002 and ISO 9003 |
| API 620 : 2002 | DESIGN AND CONSTRUCTION OF LARGE, WELDED, LOW-PRESSURE STORAGE TANKS |
| ASTM B 160 : 2024 | Standard Specification for Nickel Rod and Bar |
| ASTM B 564 : 2022 | Standard Specification for Nickel Alloy Forgings |
| ASTM B 573 : 2024 | Standard Specification for Nickel-Molybdenum-Chromium-Iron Alloys Bar or Rod |
| ASTM B 473 : 2024 | Standard Specification for Nickel-Iron-Chromium-Molybdenum-Copper Alloy Bar and Wire |
| ASTM A 453/A453M : 2015 | Standard Specification for High-Temperature Bolting, with Expansion Coefficients Comparable to Austenitic Stainless Steels |
| ISO 9001:2015 | Quality management systems — Requirements |
| ASTM A 320/A320M : 2021 | Standard Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service |
| ASME B16.34 : 2017 | VALVES - FLANGED, THREADED, AND WELDING END |
| ISO 9003:1994 | Quality systems — Model for quality assurance in final inspection and test |
| ASTM A 307 : 2010 | Standard Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength |
| API 682:2004 | PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| ASTM A 240/A240M : 2025 | Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| ASTM A 540/A540M : 2015 | Standard Specification for Alloy-Steel Bolting for Special Applications |
| ASTM A 193/A193M : 2020 | Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications |
| ASTM B 443 : 2019 | Standard Specification for Nickel-Chromium-Molybdenum-Columbium Alloy and Nickel-Chromium-Molybdenum-Silicon Alloy Plate, Sheet, and Strip |
| ASTM A 194/A194M : 2020 | Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both |
| ISO 9000-3:1997 | Quality management and quality assurance standards — Part 3: Guidelines for the application of ISO 9001:1994 to the development, supply, installation and maintenance of computer software |
| ASTM A 387/A387M : 2011 | Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum |
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