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ASTM D668 - Standard Test Methods of Measuring Dimensions of Rigid Rods and Tubes Used for Electrical Insulation
November 1, 2012 - ASTM

These test methods cover the measurement of the dimensions of all rigid rods and tubes used as electrical insulation, the limitations imposed being those of the size range of the more common forms of measuring instruments used. Where the number of tests to be made or the specifications covering the...

ASTM D668-12 - Standard Test Methods of Measuring Dimensions of Rigid Rods and Tubes Used for Electrical Insulation (Withdrawn 2020)
November 1, 2012 - ASTM International

1.1 These test methods cover the measurement of the dimensions of all rigid rods and tubes used as electrical insulation, the limitations imposed being those of the size range of the more common forms of measuring instruments used. 1.2 Where the number of tests to be made or the specifications...

ASTM D668-99 - Standard Test Methods of Measuring Dimensions of Rigid Rods and Tubes Used for Electrical Insulation
October 10, 1999 - ASTM International

1.1 These test methods cover the measurement of the dimensions of all rigid rods and tubes used as electrical insulation, the limitations imposed being those of the size range of the more common forms of measuring instruments used. 1.2 Where the number of tests to be made or the specifications...

ASTM D668-99(2004) - Standard Test Methods of Measuring Dimensions of Rigid Rods and Tubes Used for Electrical Insulation
October 1, 1999 - ASTM International

1.1 These test methods cover the measurement of the dimensions of all rigid rods and tubes used as electrical insulation, the limitations imposed being those of the size range of the more common forms of measuring instruments used. 1.2 Where the number of tests to be made or the specifications...

CEI EN 62317-12 - Ferrite cores - Dimensions Part 12: Ring cores
May 1, 2017 - CEI

This part of IEC 62317 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. The selection of core sizes for this document...

IEC 62317-12 - Ferrite cores - Dimensions - Part 12: Ring cores
September 1, 2016 - IEC

This part of IEC 62317 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. The selection of core sizes for this document...

DS/EN 62317-12 - Ferrite cores – Dimensions – Part 12: Ring cores
November 29, 2016 - DS

IEC 62317-12:2016(E) specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. The selection of core sizes for this document is...

CEI EN IEC 63093-12 - Ferrite cores - Guidelines on dimensions and the limits of surface irregularities Part 12: Ring-cores
October 1, 2019 - CEI

This part of IEC 63093 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. It also gives guidelines on allowable limits...

DS/EN IEC 63093-12 - Ferrite cores – Guidelines on dimensions and the limits of surface irregularities – Part 12: Ring-cores
June 24, 2019 - DS

This part of IEC 63093 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. It also gives guidelines on allowable limits...

IEC 63093-12 - Ferrite cores – Guidelines on dimensions and the limits of surface irregularities – Part 12: Ring-cores
April 1, 2019 - IEC

This part of IEC 63093 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. It also gives guidelines on allowable limits...

DS/EN IEC 63182-2 - Magnetic powder cores – Guidelines on dimensions and the limits of surface irregularities – Part 2: Ring-cores
November 16, 2020 - DS

IEC 63182-2:2020 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores (also called toroids) made of magnetic powder, the effective parameter values to be used in calculations involving them, and gives guidelines on allowable...

IEC 63182-2 - Magnetic powder cores – Guidelines on dimensions and the limits of surface irregularities – Part 2: Ring-cores
September 1, 2020 - IEC

This part of IEC 63182 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores (also called toroids) made of magnetic powder, the effective parameter values to be used in calculations involving them, and gives guidelines on...

CEI EN 60424-4 - Ferrite cores - Guidelines on the limits of surface irregularities Part 4: Ring-cores
November 1, 2016 - CEI

This part of IEC 60424 gives guidance on allowable limits of surface irregularities applicable to ring-cores in accordance with the relevant generic specification defined in IEC 60424-1. This standard is considered as a sectional specification useful in the negotiations between ferrite core...

IEC 60424-4 - Ferrite cores – Guidelines on the limits of surface irregularities – Part 4: Ring-cores
December 1, 2015 - IEC

This part of IEC 60424 gives guidance on allowable limits of surface irregularities applicable to ring-cores in accordance with the relevant generic specification defined in IEC 60424-1. This standard is considered as a sectional specification useful in the negotiations between ferrite core...

ASTM A596/A596M-21 - Standard Test Method for Direct-Current Magnetic Properties of Materials Using the Point by Point (Ballistic) Method and Ring Specimens
February 1, 2021 - ASTM International

1.1 This test method covers dc testing for the determination of basic magnetic properties of materials in the form of ring, toroidal, link, double-lapped Epstein cores, or other standard shapes which may be cut, stamped, machined, or ground from cast, compacted, sintered, forged, or rolled...

DS/EN 60424-4 - Ferrite cores - Guidelines on the limits of surface irregularities - Part 4: Ring-cores
March 15, 2016 - DS

IEC 60424-4:2015 gives guidance on allowable limits of surface irregularities applicable to ring-cores in accordance with the relevant generic specification defined in IEC 60424-1. This standard is considered as a sectional specification useful in the negotiations between ferrite core...

DS/EN 125500 - Sectional Specification: Magnetic oxide ring cores for interference suppression and low level signal transformer applications
January 25, 2007 - DS

This sectional specification prescribes the characteristics, ratings and inspection requirements of assessed quality for ring cores made of soft magnetic oxides and iron powders. Such cores are intended for chokes for interference suppression and also for low level signal transformers for...

CEI EN IEC 62961 - Insulating liquids - Test methods for the determination of interfacial tension of insulating liquids - Determination with the ring method
March 1, 2019 - CEI

This document establishes the measurement of the interfacial tension between insulating liquid and water by means of the Du Noüy ring method close to equilibrium conditions. In order to obtain a value that provides a realistic expression of the real interfacial tension, a measurement after a...

DS/EN IEC 62961 - Insulating liquids – Test methods for the determination of interfacial tension of insulating liquids – Determination with the ring method
November 26, 2018 - DS

IEC 62961:2018 establishes the measurement of the interfacial tension between insulating liquid and water by means of the Du Noüy ring method close to equilibrium conditions. In order to obtain a value that provides a realistic expression of the real interfacial tension, a measurement after...

IEC 62961 - Insulating liquids – Test methods for the determination of interfacial tension of insulating liquids – Determination with the ring method
September 1, 2018 - IEC

This document establishes the measurement of the interfacial tension between insulating liquid and water by means of the Du Noüy ring method close to equilibrium conditions. In order to obtain a value that provides a realistic expression of the real interfacial tension, a measurement after a...

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