QJ 3089-1999 Active Industry standards-Aerospace

QJ 3089-1999 Helium Mass Spectrometry Positive Pressure Leak Detection Method

QJ 3089-1999

Publish Date: 1999-02-14 Implement Date: 1999-07-01 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 3089-1999

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1999-02-14

Implement Date: 1999-07-01

Pages: 9 pages

Development Information

Pages: 9 pages

Referenced Standards

GB/T 13979-1992 Helium mass spectrometer leak detector The calibration method for standard leakage holes according to the QJ 2040.1-1991 standard—the absolute calibration method The calibration method for standard leakage holes according to the QJ 2040.2-1991 standard: the relative calibration method QJ 3088-1999

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