ASTM A47/A47M-99(2026)

Podrobné informace

Označení: ASTM A47/A47M-99(2026)

Datum vydání: 01.10.2026

Stran: 5

Země: Americká technická norma

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Anotace

This specification covers ferritic malleable castings for general engineering usage. The castings are classified as Grade 32510. The chemical composition of the iron shall be such as to produce the structural and mechanical properties required by this specification. Tension test may be machined from the standard cast bar to the required dimensions. The microstructure of the malleable iron shall consist of temper carbon nodules distributed through ferritic matrix and shall be free of excessive pearlite, massive carbides, and primary graphite. All castings, on visual examination, shall be sound and free of obvious shrinkage and porosity. The castings shall conform to the dimensions given by this specification.


Keywords:
ICS Number Code 77.140.80 (Iron and steel castings)