ASTM A872/A872M-21

Podrobné informácie

Označenie: ASTM A872/A872M-21

Dátum vydania: 01.05.2021

Stránok: 4

Krajina: Americká technická norma

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Anotácia

This specification covers centrifugally cast ferritic/austenitic steel pipe intended for general corrosive service. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures. The pipe shall be made by centrifugal casting process and furnished in the specified heat-treatment condition. The pipe shall also be machined. The grades shall conform to the required chemical composition for carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, nitrogen, copper, and cobalt. Heat analysis and product analysis shall be done. Tensile requirements shall conform to the specified tensile strength, yield strength, and elongation; and hardness requirements shall conform to the specified Brinell and Rockwell C values. Tension test shall also be made.


Keywords:
casting, centrifugal casting, corrosive service, ferritic/austenitic stainless steel, pipe,, ICS Number Code 23.040.10 (Iron and steel pipes)