PREN 558 : DRAFT 2015
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
INDUSTRIAL VALVES - FACE-TO-FACE AND CENTRE-TO-FACE DIMENSIONS OF METAL VALVES FOR USE IN FLANGED PIPE SYSTEMS - PN AND CLASS DESIGNATED VALVES
Superseded date
02-01-2017
Published date
06-29-2015
Publisher
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Dimensions and tolerances
Annex A (informative) - Origin of basic series
Annex B (informative) - Relationship between DN and NPS
Bibliography
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