Active standard | Published: 01/09/2023

ASTM A747/A747M-23

Standard Specification for Steel Castings, Stainless, Precipitation Hardening

Available languages: English

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Detail information

Designation: ASTM A747/A747M-23

Publication date: 01/09/2023

Pages: 4

Country: American technical standard

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Anotation

This specification covers iron-chromium-nickel-copper corrosion resistance steel castings capable of being strengthened by precipitation hardening heat treatment. The steel shall be made by electric furnace process with or without separate refining such as argon-oxygen decarburization. The steel materials shall also undergo homogenization heat treatment, solution annealing heat treatment, precipitation hardening and shall conform to the required values of temperature and time and cooling treatment. The materials shall conform to the required chemical compositions of carbon, manganese, phosphorus, sulfur, silicon, chromium, nickel, copper, columbium, and nitrogen.

Keywords:
precipitation hardening stainless steel, stainless steel, steel castings,, ICS Number Code 77.140.80 (Iron and steel castings)

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