QJ 2220.4-1994 Active Industry standards-Aerospace

QJ 2220.4-1994 Test Method for Coating Electrical Insulation Performance - Test Method for Relative Dielectric Constant under Power Frequency, Audio Frequency, and High Frequency Conditions

QJ 2220.4-1994

Publish Date: 1994-04-27 Implement Date: 1994-10-27 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: QJ 2220.4-1994

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Material protection

ICS Name: -

Publish Date: 1994-04-27

Implement Date: 1994-10-27

Pages: 4 pages

Development Information

Pages: 4 pages

Same series standard

QJ 2220.5-1994 The testing methods for coating electrical insulation performance include testing the dielectric loss tangent under the frequency of AC power supply (including AC sine wave and step-up type AC voltage), audio frequency and high frequency

Referenced Standards

QJ 2220.1-1992 General Test Method for Electrical Insulation Properties of Coating Materials

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