Table of Contents
1SCOPE
2DEFINITIONS
3STANDARDENDS
4DESIGNREQUIREMENTS
5VALVEDISCCLEARANCE
6TRIM
7FACE-TO-FACEDIMENSIONS
8ACTUATORS
9PURCHASINGINFORMATION
10PRODUCTIONTESTING
11MARKING
ANNEXA-DisctoPipeClearance
ANNEXB-ReferencedStandardsandApplicableDates Abstract
Includes dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68.