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GB/T 30820-2014Non-destructive testing -- Practice for determining the impedance of absolute eddy-current probes (English PDF)

无损检测 绝对式涡流探头阻抗测定方法

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

June 24, 2014

Implementation date

December 31, 2014

Scope

GB/T 30820-2014 is the English-translated version of 无损检测 绝对式涡流探头阻抗测定方法.

GB/T 30820-2014 — 1.1 standard specifies the method for determination of absolute eddy current probe detection coil impedance. This standard applies to the bridge, air core or ferrite Core, wound, with or without magnetic shielding conductive material flaw detection probe.

This standard can be used as the purchaser prior to receipt of the probe impedance measurement General method. 1.2 This standard does not apply to differential, AC-coupled or transmit/receive probe.

This standard does not involve magnetic sensor used in the test Case material. In addition, this standard is not intended for a specific detection probe or select for optimized for a particular application the basic rules of the probe calibration.

1.3 Unit Recommended International System of Units, values \u200b\u200bin parentheses are for reference only.

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Document preview — GB/T 30820-2014

National Standard of the People's Republic of China

ICS
19.100
Classification
J 04

Issued by: Standardization Administration of China

Contents

  • What this standard covers1
  • Document data2
  • Standards quoted by this document3

What this standard covers

This standard specifies the method for determination of absolute eddy current probe detection coil impedance. This standard applies to the bridge, air core or ferrite core wound with or without magnetic shielding conductive material flaw detection probe.

Document data

International classification (ICS): 19.100.

Chinese classification (CCS): J04.

Estimated length of the Chinese original: 11,123 words.

Standards quoted by this document

GB/T 12604.6

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

Referenced standards

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GB/T 30820-2014

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