04/30063128 DC : DRAFT JUN 2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PREN ISO 15848-2 - INDUSTRIAL VALVES - MEASUREMENT, TEST AND QUALIFICATION PROCEDURES FOR FUGITIVE EMISSIONS - PART 2: PRODUCTION ACCEPTANCE TEST
29-09-2006
23-11-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Preparation of test valves
4.1 Valve selection
4.2 Pre-condition
4.3 Stem (or shaft) seal(s) adjustment
5 Test conditions
5.1 Test fluid
5.2 Leakage measurement
5.3 Test pressure
5.4 Test temperature
6 Test procedure and evaluation of test results
6.1 Measurement of stem (or shaft) seal leakages
6.2 Measurement of the leakage of body seal(s)
6.3 Clauses to apply to the production acceptance test
7 Marking
8 Certification of compliance
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