1、ASME BLB*27=1 73 9 0759b70 05bS732 453 I Errata to ASME B18.29.1-1993 The Errata corrections listed below apply to ASME B18.29.1-1993,Helical Coil Screw Thread Inserts-Free Running and Screw Locking(Inch Series).This Errata to the 1993 edition is being issued in the form of replacement pages.Correct
2、ions are incorpo-rated directly into the effective pages.Replace or insert the pages listed.It is also advisable that this cover page be retained for reference.The pages show the corrections given below.The pages not listed are the reverse sides of the listed pages and contain no changes.Page Locati
3、on Change 3 Table 1(1)Under Nominal Thread Size/,(0.2500)-20,correct Pitch Diameter,2B Max.,to read 0.2864(instead of 0.2964)(2)Under Nominal Thread Size 3/4(0.7500)-10,correct Minor Diameter,Max.,to read 0.7838(instead of 0.7638)(3)Under Nominal Thread Size 11/&.1250)-7,correct Pitch Diameter,2B Ma
4、x.,to read 1.2262(instead of 1.2252)13 Para.4.4.3.2 Correct the spelling of“Breakway”to read“Breakaway”in two places AUGUST 1995 THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS 345 East 47th Street,New York,N.Y.10017 M0143E Copyright ASME International Provided by IHS under license with ASMEDocument pr
5、ovided by IHS Licensee=Bureau Veritas/5959906001,10/28/200400:15:22 MDT Questions or comments about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-ASME B18-27.1 73=0757b70 05b5733 39T I HELICAL COIL SCREW THREAD INSERTS-FREE RUNNING AND SCREW LOCKING ASME B18.29.1-1993 O c.n
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9、m m m h N m o o w o t-m m m o m o m h m O m o h 0 L 0 o D r-h 0 0 0 0 0 0 o-.-N?-?-?q w o?-?Copyright ASME International Provided by IHS under license with ASMEDocument provided by IHS Licensee=Bureau Veritas/5959906001,10/28/200400:15:22 MDT Questions or comments about this message:please call the
10、DocumentPolicy Group at 303-397-2295.-,-,-ASME ASME 818.29.1-1993 f a n P)P E P a I-.-n s E I.-C.-c u w 8 LL m n cy e I c.a.-x i!HELICAL COIL SCREW THREAD INSERTS-FREE RUNNING AND SCREW LOCKING .I-:.-E-m ul c O ul c.-U 5 n al U al O c U al U al-.-L 5 8 m al c al o al L c-2 a$E E.-2 U C m Y c al c 2
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12、 c O 8 c al.-m-0 L O.-i!.-i E c.-E 5 al O m 3 U al-8 c al.-E U 8 n 5 3?5 3 E 0.-.-ul U m u z 3 O c r a w 5 u a.i II x x c cucu.-Copyright ASME International Provided by IHS under license with ASMEDocument provided by IHS Licensee=Bureau Veritas/5959906001,10/28/200400:15:22 MDT Questions or comments
13、 about this message:please call the DocumentPolicy Group at 303-397-2295.-,-,-A S I E EL&-29-1 93 0359b70 05b5735 Lb2 I HELICAL COIL SCREW THREAD INSERTS-FREE RUNNING AND SCREW LOCKING ASME B18.29.1-1993 bolts selected for this test shall be of sufficient length so the thread runout does not enter t
14、he insert and that a minimum of 3 full threads extend past the locking coils.Acceptability of bolt threads shall be determined based on System 22 of ANSVASME BI.3M.The insert to be tested shall be installed in a Class 3B threaded hole con-forming to Table 1 in a test block made from 2024-T4 aluminum
15、 alloy.After installation the tang shall be removed.4.4.3 Torque Test Method.The torque test shall consist of a 15-cycle,room temperature test.A new bolt and a new tapped hole shall be used for each complete 15-cycle test.Bolts must assemble freely,with the fingers,up to the locking coil or coils.Th
16、e bolt shall be engaged and disengaged from the assem-bled insert for 15 full installation and removal cycles.The test shall be run at a rate slow enough to yield a 4.4.2 Torque Test Block.dependable measure of torque and avoid heating of the bolt.A bolt shall be considered fully installed when three threads extend past the end of the locking coils of the insert.The removal cycle shall be consid-ered complete when the locking coils are disengaged.4.4.3.1 Maximum Locking Torque.Maxi-mum locking t
