Reference number
Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014
International Standard
Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014
Pneumatic fluid power — Assessment of component reliability by testing — Part 4: Pressure regulators
Edition 2
2014-03
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Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014
54826
Published (Edition 2, 2014)
This publication was last reviewed and confirmed in 2024. Therefore this version remains current.

Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014

Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014
54826
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CHF 96
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Abstract

Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014 provides test procedures for assessing the reliability of pneumatic pressure regulators by testing and the methods of reporting the results of testing. General test conditions and the calculation method are provided in Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-1. The methods specified in Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-1 apply to the first failure, as obtained with the three-points moving average (3PMA) method, without repairs, but excluding outliers.

Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014 applies to manually adjustable and remote-piloted pressure regulators, both relieving and non-relieving. It does not apply to pressure regulators that have a permanent bleed.

Ïã¸ÛÁùºÏ²Ê¿ª½± 19973-4:2014 also specifies test equipment and failure criteria (threshold levels) for tests to assess the reliability of pneumatic pressure regulators.

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