UL 92-1993 UL Standard for Safety Fire Extinguisher and Booster Hose (Tenth Edition Reprint with Revisions Through and Including July 02 2008)《灭火器和助推器用软管》.pdf

1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL 92Fire Extinguisher and BoosterHoseUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER R

2、EPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUnderwriters Laboratories Inc. (UL)333 Pfingsten RoadNorthbrook, IL 60062-2096UL Standard for Safety for Fire Extinguisher and Booster Hose, UL 92Tenth Edition, Dated July 27, 1993Revisions: This Standard contains revisions through and including J

3、uly 2, 2008.Summary of TopicsThis revision to UL 92 is to remove the ANSI approval on the title page.UL Standards for Safety are developed and maintained in the Standard Generalized Markup Language(SGML). SGML - an international standard (ISO 8879-1986) - is a descriptive markup language thatdescrib

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6、e on which the changed requirement becomes effective.The revisions dated July 2, 2008 include a reprinted title page (page1) for this Standard.The UL Foreword is no longer located within the UL Standard. For information concerning the use andapplication of the requirements contained in this Standard

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21、sing a UL Standard can make a copy of the page or pages beingviewed for their own fair and/or practical internal use.The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, figures,and/or other elements of the Standard having future effective dates as indi

22、cated in the note following theaffected item. The prior text for requirements that have been revised and that have a future effective dateare located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice.New product submittals made prior to a specified future effective date will b

23、e judged under all of therequirements in this Standard including those requirements with a specified future effective date, unlessthe applicant specifically requests that the product be judged under the current requirements. However, ifthe applicant elects this option, it should be noted that compli

24、ance with all the requirements in thisStandard will be required as a condition of continued Listing, Recognition, and Follow-Up Services afterthe effective date, and understanding of this should be signified in writing.Copyright 2008 Underwriters Laboratories Inc.JULY 2, 2008 UL 92tr2UL COPYRIGHTED

25、MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULThis Standard consists of pages dated as shown in the following checklist:Page Date1-2AJuly 2, 20082B-3 February 29, 20004.July 2, 20085July 27, 19936-7July 24, 19968-9February 29, 200010-14B July 24, 199616.Ju

26、ly 27, 199318.July 24, 1996JULY 2, 2008 UL 92 tr3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJULY 2, 2008 UL 92tr4No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL

27、July 27, 1993(Title Page Reprinted: July 2, 2008)1UL 92Standard for Fire Extinguisher and Booster HoseThe First through Fifth editions were titled Chemical Engine Hose.First Edition June, 1948Second Edition March, 1949Third Edition May, 1954Fourth Edition January, 1969Fifth Edition August, 1972Sixth

28、 Edition June, 1975Seventh Edition November, 1977Eighth Edition April, 1980Ninth Edition April, 1988Tenth EditionJuly 27, 1993An effective date included as a note immediately following certain requirementsis one established by Underwriters Laboratories Inc.Revisions of this Standard will be made by

29、issuing revised or additional pagesbearing their date of issue. A UL Standard is current only if it incorporates themost recently adopted revisions, all of which are itemized on the transmittal noticethat accompanies the latest set of revised requirements. Comments or proposalsfor revisions on any p

30、art of the Standard may be submitted to UL at any time.Proposals should be submitted via a Proposal Request in ULs On-LineCollaborative Standards Development System (CSDS) at http:/.COPYRIGHT 1973, 2008 UNDERWRITERS LABORATORIES INC.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORD

31、ISTRIBUTION WITHOUT PERMISSION FROM ULJULY 2, 2008FIRE EXTINGUISHER AND BOOSTER HOSE - UL 922No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .52 General 52.1 Units of Measurement .52.2 References

32、 5CONSTRUCTION3 Types .54 Tube and Cover 54.1 General .54.2 Thicknesses .65 Reinforcement 65.1 Wrapped Type .65.2 Braided and Spiraled Type 66 Internal Diameter .67 Couplings 7PERFORMANCE8 Elongation and Contraction Test 78.1 General .78.2 Apparatus .78.3 Method 79 Twist Test 79.1 General .79.2 Appa

33、ratus .89.3 Method 810 Kink Test .810.1 General 810.2 Apparatus 810.3 Method .811 Proof Pressure Test 911.1 General 911.2 Apparatus 911.3 Method .912 Hydrostatic Strength Test .912.1 General 912.2 Apparatus 912.3 Method .913 Adhesion Test 1013.1 General .1013.2 Apparatus .1013.3 Method .1014 Tensile

34、 Strength and Elongation Test of Tube and Cover 1014.1 General .1014.2 Apparatus .10JULY 2, 2008 FIRE EXTINGUISHER AND BOOSTER HOSE - UL 92 2AUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL14.3 Method .1115 Accelerated Air-Oven Aging Test .11

35、15.1 General .1115.2 Apparatus .1115.3 Method .1116 Water Immersion Test .1116.1 General .1116.2 Apparatus .1216.3 Method .1217 Ozone Exposure Test .1217.1 General .1217.2 Apparatus .1217.3 Method .1218 Low Temperature Test 1218.1 General .1218.2 Apparatus .1318.3 Method .1319 Coupling Retention Tes

36、t .1319.1 General .1319.2 Apparatus .1319.3 Method .1320 Pull Test .1320.1 General .1320.2 Apparatus .1320.3 Method .1421 Mercurous Nitrate Immersion Test 1421A Moist Ammonia-Air Stress Cracking Test .1421A.1 General 1421A.2 Apparatus 1421A.3 Method 1422 Salt-Spray Corrosion Test 14A22.1 General 14A

37、22.2 Apparatus 14B22.3 Method 14BMANUFACTURING AND PRODUCTION TESTS23 General 14BMARKING24 General 14BFEBRUARY 29, 2000FIRE EXTINGUISHER AND BOOSTER HOSE - UL 922BUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULFEBRUARY 29, 2000 FIRE EXTINGUIS

38、HER AND BOOSTER HOSE - UL 92 3No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULThis page intentionally left blank.JULY 2, 2008FIRE EXTINGUISHER AND BOOSTER HOSE - UL 924UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPR

39、ODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements cover fire extinguisher and booster hose with or without couplings attached, insizes of 3/8 inch (9.5 mm) up to and including a nominal internal diameter of 1-1/2 inches (38.1 mm) foruse on portable, wheeled,

40、 and stationary fire extinguishers, and also as booster hose on fire apparatus.This hose is intended for use at maximum working pressure of 200, 250, 400, 600, 800, 1000, or 1250psig (1.38, 1.72, 2.76, 4.14, 5.52, 6.90, or 8.62 MPa).1.1 revised July 27, 19931.2 These requirements also cover hose for

41、 use on fire extinguishers requiring characteristics forlow-temperature flexibility at minus 54C (minus 65F).1.3 A product that contains features, characteristics, components, materials, or systems new or differentfrom those in use when the standard was developed, and that involves a risk of fire, e

42、lectric shock, orinjury to persons shall be evaluated using the appropriate additional component and end-productrequirements as determined necessary to maintain the level of safety for the user of the product asoriginally anticipated by the intent of this standard.2 General2.1 Units of Measurement2.

43、1.1 If a value for measurement is followed by a value in other units in parentheses, the second valuemay be only approximate. The first stated value is the requirement.2.2 References2.2.1 Any undated reference to a code or standard appearing in the requirements of this standard shallbe interpreted a

44、s referring to the latest edition of that code or standard.CONSTRUCTION3 Types3.1 Fire extinguisher and booster hose shall be the wrapped, braided, or spiraled type.3.2 All hose shall consist of a rubber tube, a reinforcement of cotton or synthetic fibers or corrosionresistant material such as stain

45、less steel, and a rubber cover.4 Tube and Cover4.1 General4.1.1 The tube or lining and cover of a hose shall be made from natural rubber, synthetic rubber, or both,which is referred to hereafter as rubber.4.1.2 A tube and a cover shall be of uniform thickness, and free from pitting, blisters, or oth

46、erimperfections that would impair its intended use. This requirement is not intended to exclude the use ofa corrugated cover or wrapped cover finish.4.1.3 Intentional pricking of the cover is acceptable.JULY 27, 1993 FIRE EXTINGUISHER AND BOOSTER HOSE - UL 92 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED

47、FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL4.2 Thicknesses4.2.1 The thickness of a tube shall not be less than 0.060 inch (1.52 mm), and that of a cover not lessthan 0.047 inch (1.19 mm), when determined in accordance with 4.2.2 4.2.5.4.2.2 For buffing off irregularities in th

48、e sample, the buffing machine specified in the RecommendedPractice for Rubber-Preparation of Pieces for Test Purposes from Products, ASTM D318384 (1992), isto be used. The dial micrometer specified in the Test Methods for Rubber Properties in Tension, ASTMD41292, is to be used for measuring thicknes

49、s.4.2.2 revised July 24, 19964.2.3 One piece, approximately68inches (152 203 mm) long, taken from the sample selected forphysical and detail tests, is to be used in determining the thickness of the lining and cover in accordancewith 4.2.4 and 4.2.5.4.2.4 A strip, approximately68inches (152 203 mm) long and 1 inch (25 mm) wide, or as close to1 inch wide as possible from small diameter hose, is to be cut from the hose, and the rubber partseparated from the plies. If