ISO 10631:2013 PDF

Scope: This International Standard specifies requirements for design, materials (e.g. steel, cast iron, ductile iron, copper alloy), pressure/temperature ratings and testing for butterfly valves having metallic bodies for use in general purpose flanged or butt welding piping systems.

ISO 10631:2013 Referenced Document

ISO 1083 Spheroidal graphite cast irons - Classification*， 2018-04-01 Update
ISO 185 Grey cast irons — Classification*， 2020-05-29 Update
ISO 3755 Cast carbon steels for general engineering purposes
ISO 4991 Steel castings for pressure purposes*， 2015-12-01 Update
ISO 5208:2008 Industrial valves - Pressure testing of metallic valves
ISO 5209:1977 General purpose industrial valves; Marking
ISO 5211 Industrial valves — Part-turn actuator attachments*， 2023-09-01 Update
ISO 5752 Metal valves for use in flanged pipe systems - Face-to-face and centre-to-face dimensions*， 2021-06-01 Update
ISO 5922 Malleable cast iron
ISO 7005-3 Metallic flanges; part 3: copper alloy and composite flanges
ISO 9327-1 Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 1: General requirements
ISO 9327-2 Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy (Mo, Cr and CrMo) steels with specified elevated temperature properties
ISO 9327-3 Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 3: Nickel steels with specified low temperature properties