ASME B16.1-2015
Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250

Standard No.
ASME B16.1-2015
Release Date
2015
Published By
American Society of Mechanical Engineers (ASME)
Status
Replace By
ASME B16.1-2020
Latest
ASME B16.1-2020
Scope
This Standard for Classes 25, 125, and 250 Cast Iron Pipe Flanges and Flanged Fittings. It includes (a) pressure-temperature ratings, (b) sizes and method of designating openings of reducing fittings, (c) marking, (d) materials, (e) dimensions and tolerances, (f) bolting and gaskets (g) pressure testing.

ASME B16.1-2015 history

  • 2020 ASME B16.1-2020 Gray Iron Pipe Flanges and Flanged Fittings Classes 25, 125, and 250
  • 2015 ASME B16.1-2015 Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250
  • 2010 ASME B16.1-2010 Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250 (B16.1 - 2010)
  • 2005 ASME B16.1-2005 Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250
  • 1998 ASME B16.1-1998 Cast iron pipe flanges and flanged fittings - Classes 25, 125, and 250
  • 1989 ASME B16.1-1989 Cast iron pipe flanges and flanged fittings
Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250

ASME B16.1-2015 -All Parts

ASME B16.10 INT-1992 Interpretations to B16.10-1992 Face-to-Face and End-to-End Dimensions of Valves Includes Interpretation No. 1 ASME B16.10 INTERPRETATIONS-1992 Interpretations to B16.10-1992 Face-to-Face and End-to-End Dimensions of Valves Includes Interpretation No. 1 ASME B16.10-2022 errata 2023 Face-to-Face and End-to End Dimensions of Valves ASME B16.11-2021 Forged Fittings, Socket-Welding and Threaded ASME B16.11-2016 Errata-2017 Forged Fittings@ Socket-Welding and Threaded (Includes Errata: June 2017) ASME B16.12-2019 Cast Iron Threaded Drainage Fittings ASME B16.14-2018 Ferrous Pipe Plugs@ Bushings@ and Locknuts with Pipe Threads ASME B16.15 INT-1985 Interpretations to B16.5-1985 Cast Bronze Threaded Fittings Classes 125 and 250 Includes Interpretations No. 1 ASME B16.15 INTERPRETATIONS-2011 Interpretations to B16.5-1985 Cast Bronze Threaded Fittings Classes 125 and 250 (Includes Interpretations No. 1: and interpretations through June 1, 2011) ASME B16.15-2018 Cast Copper Alloy Threaded Fittings Classes 125 and 250 ASME B16.18-2021 Cast Copper Alloy Solder Joint Pressure Fittings


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