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ASTM A803/A803M:10 RLV

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: ASTM A803/A803M:16(2025)

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This specification covers standard requirements for welded ferritic stainless steel feedforward heater tubes including those bent, if specified, into the form of U-tubes for application in tubular feed-water heaters. All finished straight tubing or straight tubing ready for U-bending shall be furnished in the solution-annealed condition. The steel shall conform to the required chemical composition for carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, aluminum, copper, nitrogen, titanium, and columbium. The material shall also conform to tensile properties such as tensile strength, yield strength, and elongation. The steel shall meet the specified values for Brinell and Rockwell hardness. The steel shall undergo mechanical tests such as tension test, hardness test, reverse flattening test, flange test, pressure test, hydrostatic test, and air underwater test. Corrosion resisting properties of the sample tube shall also be determined.

Dokumentinformasjon

  • Redline fra ASTM
  • Publisert:
  • Utgave: 10
  • Versjon: 0
  • Varetype: IS
  • ICS 23.040.10

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