Populære standarder

• ASTM A343/A343M - 14(2019)

  Standard Test Method for Alternating-Current Magnetic Properties of Materials at Power Frequencies Using Wattmeter-Ammeter-Voltmeter Method and 25-cm Epstein Test Frame

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• ASTM A698/A698M - 20

  Standard Test Method for Magnetic Shield Efficiency in Attenuating Alternating Magnetic Fields

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• ASTM A927/A927M - 18(2022)

  Standard Test Method for Alternating-Current Magnetic Properties of Toroidal Core Specimens Using the Voltmeter-Ammeter-Wattmeter Method

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