Standard Specification for Fire Hose Nozzles

SCOPE
1.1 This specification covers the design, manufacture and testing of fire hose nozzles intended for use with sea water or fresh water either in straight stream or adjustable spray patterns.  
1.2 The values stated in SI units are to be regarded as the standard.

General Information

Status
Historical
Publication Date
09-Dec-1996
Current Stage
Ref Project

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Technical specification
ASTM F1546/F1546M-96(2001) - Standard Specification for Fire Hose Nozzles
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
AnAmerican National Standard
Designation: F 1546/F 1546M – 96 (Reapproved 2001)
Standard Specification for
1
Fire Hose Nozzles
This standard is issued under the fixed designation F1546/F1546M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 3.1.2 break apart—a feature that allows the nozzle tip to be
disconnected from the nozzle body by virtue of a coupling
1.1 This specification covers the design, manufacture, and
identical to that on the hose end of the nozzle.
testing of fire hose nozzles intended for use with sea water or
3.1.3 constant flow rate spray nozzle—an adjustable pattern
fresh water either in straight stream or adjustable spray
nozzle in which the flow is delivered at a designed nozzle
patterns.
pressure. At the rated pressure, the nozzle will deliver a
1.2 The values stated in SI units are to be regarded as the
constant flow rate from straight stream through a wide angle
standard.
pattern.This is accomplished by maintaining a constant orifice
2. Referenced Documents
size during flow pattern adjustment.
3.1.4 constant pressure (automatic) spray nozzle—an ad-
2.1 ASTM Standards:
justable pattern nozzle in which the pressure remains constant
A 313/A 313M Specification for Stainless Steel Spring
2
through a range of flows rates. The constant pressure provides
Wire
2
the velocity for an effective stream reach at various flow rates.
A580/A580M Specification for Stainless Steel Wire
This is accomplished by means of a pressure-activated, self-
A582/A582M Specification for Free-Machining Stainless
2
adjusting orifice baffle.
Steel Bars
3
3.1.5 constant/select flow rate feature—anozzlefeaturethat
B117 Practice for Operating a Salt Spray (Fog)Apparatus
allows on-site adjustment of the orifice to change the flow rate
D395 Test Methods for Rubber Property—Compression
4
to a predetermined value. The flow rate remains constant
Set
throughout the range of pattern selection from straight stream
D412 Test Methods for Vulcanized Rubber and Thermo-
4
to wide angle spray.
plastic Rubbers and Thermoplastic Elastomers—Tension
3.1.6 free swivel coupling—a coupling between the nozzle
D572 Test Method for Rubber Deterioration by Heat and
4
and hose or between halves of a break-apart nozzle that is
Oxygen
5
capable of being turned readily by hand; that is, a spanner
D1193 Specification for Reagent Water
wrench is not required to tighten the coupling to prevent
2.2 NFPA Standards:
leakage.
NFPA1963 Standards for Screw Threads and Gaskets for
6
3.1.7 flush—afeatureinanozzlethatallowstheorificetobe
Fire Hose Connections
opened so that small debris that might otherwise be trapped in
3. Terminology
the nozzle, causing pattern disruptions and flow variation, can
pass through. When the flush feature is engaged, the nozzle
3.1 Definitions:
pressure will drop and the pattern will deteriorate.
3.1.1 ball shut-off—a spray nozzle configuration that stops
3.1.8 lever-type control—a control in which the handle
the flow of water through the nozzle by rotating the ball
operates along the axis of the nozzle.
through which the water flows so that the passage no longer
3.1.9 pistol grip— a feature usually available as an attach-
aligns with the nozzle flow passage.
ment that allows a nozzle to be held like a pistol.
3.1.10 rated pressure—thatpressureforwhichthenozzleis
1
This specification is under the jurisdiction ofASTM Committee F25 on Ships
designed to operate at a specified flow rate(s).
and Marine Technology and is the direct responsibility of Subcommittee F25.07 on
3.1.11 rotational-type control—a control that rotates in a
General Requirements.
plane perpendicular to the axis of the nozzle.
Current edition approved Dec. 10, 1996. Published October 1997. Originally
published as F1546-94. Last previous edition F1546-94.
2
4. Classification
Annual Book of ASTM Standards, Vol 01.03.
3
Annual Book of ASTM Standards, Vol 03.02.
4.1 Marine fire hose nozzles may be classified into four
4
Annual Book of ASTM Standards, Vol 09.01.
5
general construction types, as follows:
Annual Book of ASTM Standards, Vol 11.01.
6
NFPA 1963 may be ordered by contacting the National Fire Protection 4.1.1 Type I—Pistol grip, lever-type control operated.
Association, Batterymarch Park, Quincy, MA 02269.
Copyright ©ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959, United States.
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F 1546/F 1546M
4.1.2 Type II—Nonpistol grip, lever-type control operated. 6.2.1.1 Tensile strength, ultimate elongation, and tensile set
4.1.3 Type III—Break apart, pistol grip, lever-type control shall
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