Populære standarder

• ASTM A481 - 05(2020)

  Standard Specification for Chromium Metal

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• ASTM A753 - 21

  Standard Specification for Wrought Nickel-Iron Soft Magnetic Alloys (UNS K94490, K94840, N14076, N14080)

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• ASTM A990/A990M - 23

  Standard Specification for Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure-Retaining Parts for Corrosive Service

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