SAE AS 4674B-2017 TEE ASSEMBLY RETAINED NUT ON RUN SHORT FLARELESS.pdf
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1、 AEROSPACE STANDARD TEE ASSEMBLY, RETAINED NUT ON RUN, SHORT FLARELESS AS4674Copyright 2017 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording,
2、 or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org ISSUED1992-07 REAFFIRMED2004-07 REVISED2017-09THIRD A
3、NGLE PROJECTION CUSTODIAN: G-3/G-3B REV.BFEDERAL SUPPLY CLASS 4730 AS4674 SHEET 1 OF 4 REV. B PROCUREMENT SPECIFICATION: AS18280 /4/ SAETechnicalStandardsBoard Rulesprovidethat:“Thisreportispublished bySAEto advance the state oftechnicaland engineering sciences.The use ofthisreportisentirelyvoluntar
4、y,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarising therefrom,isthe sole responsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhich time itmaybe revised,reaffirmed,stabilized,orcancelled.SAEinvitesyourwritten commentsandsuggestions.SAE
5、 values your input. To provide feedback on this Technical Report, please visit http:/standards.sae.org/AS4674B RATIONALE ADDED CONDUCTIVE HIGH PURITY ALUMINUM COATING FOR ALUMINUM ALLOY FITTINGS. FIGURE 1 - TEE FIGURE 2 - INSTALLATION, RETAINED NUT, AND RETAINING WIRE AEROSPACE STANDARD AS4674 SHEET
6、 2 OF 4 REV. B TEE ASSEMBLY, RETAINED NUT ON RUN, SHORT FLARELESS TABLE 1 - DIMENSIONS AND WEIGHTS BASIC NO. AS4674 /10/ /18/ SIZE CODE (NOMINAL TUBE SIZE) T THREAD PER AS8879 CLASS 3A AND CLASS 3B A B C D H J +.005 -.020 LB/EA APPROX REF ALUM LB/EA APPROX REF CRES LB/EA APPROX REF TI 20 1.250 1.562
7、5-12UNJ 1.678 1.603 .155 .517 .124 1.375 .395 1.146 .666 24 1.500 1.8125-12UNJ 1.803 1.756 .160 .614 .156 1.688 .570 1.651 .954 NOTES NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. /1/ MATERI
8、AL: a. CODE LETTER T: (1) BODY: TYPE 6AL-4V TITANIUM ALLOY PER AMS4928 (2) NUT: CODE LETTER T OF AS4702 REFERENCE (TYPE 6Al-4V TITANIUM ALLOY) (3) WIRE: PER AS4701 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEEL) b. CODE LETTER V: (1) BODY: TYPE 15-5PH CORROSION RESISTANT STEEL PER AMS5659 (2)
9、 NUT: CODE LETTER V OF AS4702 REFERENCE (TYPE 15-5PH CORROSION RESISTANT STEEL) (3) WIRE: PER AS4701 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEEL) c. CODE LETTER W: (1) BODY: TYPE 7075-T73 ALUMINUM ALLOY FORGING PER AMS4141 OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124 (2) NUT: CODE LET
10、TER W OF AS4702 REFERENCE (TYPE 7075-T7351 ALUMINUM ALLOY) (3) WIRE: PER AS4701 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEEL) 2. HEAT TREAT: a. MATERIAL CODE LETTER T: (1) BODY, NUT, AND WIRE: NONE b. MATERIAL CODE LETTER V: (1) BODY: HEAT TREAT TO CONDITION H-1075 PER AMS2759/3 (2) NUT: MA
11、TERIAL CODE LETTER V OF AS4702 REFERENCE (HEAT TREAT TO CONDITION H-1075) (3) WIRE: NONE c. MATERIAL CODE LETTER W: (1) BODY, NUT, AND WIRE: NONE AEROSPACE STANDARD AS4674 SHEET 3 OF 4 REV. B TEE ASSEMBLY, RETAINED NUT ON RUN, SHORT FLARELESS /3/ FINISH: a. MATERIAL CODE LETTER T: (1) BODY: FLUORIDE
12、 PHOSPHATE CONVERSION COAT PER AMS2486 (2) NUT: CODE LETTER T OF AS4702 REFERENCE (FLUORIDE PHOSPHATE CONVERSION COAT AND COAT WITH DRY LUBRICANT ON ID) (3) WIRE: PER AS4701 REFERENCE (PASSIVATE AND COAT WITH DRY LUBRICANT) b. MATERIAL CODE LETTER V: (1) BODY: (a) V CODE PARTS TO BE PASSIVATED ONLY
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