ASTM F956-91(2006)
Historical Standard: ASTM F956-91(2006) Standard Specification for Bell, Cast, Sound Signalling
SUPERSEDED (see Active link, below)
ASTM F956
1. Scope
1.1 This specification covers cast sound-signalling bells, together with bulkhead mounting plates for the smaller bells, for use on ships, boats, and other marine craft, for compliance with the rules in the convention on the International Regulations for Preventing Collisions at Sea (commonly called Colregs). See Appendix X1.
1.2 Bells and bulkhead mounting plate shall be sized as indicated in Section 4 (see Appendix X2).
1.3 For consistency with International Regulations, all measurements are in SI units.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
B584 Specification for Copper Alloy Sand Castings for General Applications
Other Documents
CFR 33 Part 86, Subpart B, Bell or GongKeywords
bell; bell casting; clapper; sound pressure level; sound signalling; Shipbuilding materials (general)--specifications; Bells
ICS Code
ICS Number Code 47.020.70 (Navigation and control equipment)
DOI: 10.1520/F0956-91R06
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