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FM 1521/1522 : 2014

Current
Current

The latest, up-to-date edition.

ANGLE AND STRAIGHTAWAY HOSE VALVES
Published date

02-03-2015

1 INTRODUCTION
2 GENERAL INFORMATION
3 GENERAL REQUIREMENTS
4 PERFORMANCE REQUIREMENTS
5 OPERATIONS REQUIREMENTS
APPENDIX A - Units of Measurement
APPENDIX B - FM Certification Marks
APPENDIX C - Tolerances
APPENDIX D - Sample Listings

Defines the design and performance requirements for right and straightaway hose valves for use in aboveground standpipe systems designed and installed in accordance with FM Global Property Loss Prevention Data Sheets.

DevelopmentNote
Supersedes FM 1521 & FM 1522. (01/2015)
DocumentType
Standard
PublisherName
Factory Mutual Research Corporation
Status
Current
Supersedes

BS EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads Dimensions, tolerances and designation

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