ASTM A571/A571M-01(2023)e1

Podrobné informace

Označení: ASTM A571/A571M-01(2023)e1

Datum vydání: 01.11.2023

Stran: 5

Země: Americká technická norma

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Anotace

This specification covers austenitic ductile iron castings for compressors, expanders, pumps, valves, and other pressure-containing parts intended primarily for low-temperature service. The castings covered here are Type D-2M, Class 1, Class 2, Class 3, and Class 4. The castings shall be made in the electric-arc furnace, induction furnace, cupola, or any other furnace which is capable of producing castings. Heat and product analyses shall be performed wherein specimens shall conform to required chemical composition of carbon, silicon, manganese, nickel, chromium, and phosphorus. The castings shall undergo tension tests and impact tests, and shall conform to the following mechanical requirements: tensile strength, yield strength, elongation, Brinell hardness, and Charpy V-notch.


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