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
13、WILL HAVE NO FINISH CODE LETTER AFTER THE PART NUMBER. THE FINISH WILL BE: PASSIVATE PER AMS2700 TYPE 2 OR 8. (b) V CODE PARTS TO BE CADMIUM PLATED ONLY WILL HAVE THE FINISH CODE LETTER “P” AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH WILL BE: CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2.
14、2) NUT: CODE LETTER V OF AS4702 REFERENCE (TYPE 15-5PH CORROSION RESISTANT STEEL) (a) NO FINISH CODE LETTER AT END OF PART NUMBER: PASSIVATE AND COAT WITH DRY FILM LUBRICANT ON ID (b) FINISH CODE LETTER P AT END OF PART NUMBER: CADMIUM PLATE (3) WIRE: PER AS4701 REFERENCE (PASSIVATE AND COAT WITH D
15、RY FILM LUBRICANT) c. MATERIAL CODE LETTER W: (1) BODY: (a) W CODE PARTS TO BE ANODIZED ONLY WILL HAVE NO FINISH CODE LETTER AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH OF THE BODY WILL BE ANODIZE PER AMS2472 OR PER MIL-A-8625, TYPE II, CLASS 2 DYED BROWN, SIMILAR TO COLOR 10080 OF AMS-STD-59
16、5. (b) W CODE PARTS TO BE COATED WITH HIGH PURITY ALUMINUM WILL HAVE THE FINISH CODE LETTER “V” AFTER THE SIZE CODE IN THE PART NUMBER. SEE PROCUREMENT SPECIFICATION FOR REQUIREMENTS. (2) NUT: CODE LETTER W OF AS4702 REFERENCE (ANODIZE DYED BROWN AND COAT WITH DRY FILM LUBRICANT) (3) WIRE: PER AS470
17、1 REFERENCE (PASSIVATE AND COAT WITH DRY FILM LUBRICANT) /4/ PROCUREMENT SPECIFICATION: AS18280 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST (Q
18、PL) PRI-QPL-AS18280 FOR THIS STANDARD. SEE www.eAuditN FOR CURRENT QPL ONLINE. /5/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. MANUFACTURERS NAME, TRADEMARK OR CAGE CODE, BASIC PART NUMBER AND MATERIAL CODE LETTER. 6. INTENDED USE: THIS PART IS DESIGNED
19、 FOR USE IN TUBING CONNECTION SYSTEMS WITH NOMINAL OPERATING PRESSURES AS FOLLOWS: a. SIZES -20 AND -24 TITANIUM ALLOY AND CORROSION RESISTANT STEEL AT 3000 psi b. SIZES -20 AND -24 ALUMINUM ALLOY AT 600 psi NOTE: THIS IS A NON-REDUCER FITTING. 7. WHEN MACHINED FROM BAR OR OVERSIZED FORGINGS THE CEN
20、TER BODY SECTION SHALL CONFORM TO AS1376, TABLE 10. /8/ RADIUS APPLICABLE FOR TITANIUM PARTS ONLY. /9/ ASSEMBLE AS4702 RETAINED NUT TO FITTING BODY WITH AS4701 RETAINING WIRE AS SHOWN IN FIGURE 2. THE NUT SHALL BE FREE TO ROTATE AFTER ASSEMBLY. /10/ THIS IS A NONREDUCER FITTING. ALL PORTS OF ANY GIV
21、EN PART WILL BE THE SAME SIZE. FOR REDUCERS USE AS4691. AEROSPACE STANDARD AS4674 SHEET 4 OF 4 REV. B TEE ASSEMBLY, RETAINED NUT ON RUN, SHORT FLARELESS /10/PMATERIAL CODE LETTER /1/FINISH CODE LETTER /3/ /11/SIZE CODE, TUBE SIZE OF PORT #3 IN .062 INCREMENTSSIZE CODE, TUBE SIZE OF PORT #1 IN .062 I
22、NCREMENTSSIZE CODE, TUBE SIZE OF PORT #2 IN .062 INCREMENTSBASIC PART NUMBERAS4674 V 20 20 20/11/ FINISH CODE LETTER “P” SHALL BE PLACED AFTER SIZE CODES ONLY FOR MATERIAL CODE “V” PARTS THAT ARE TO BE CADMIUM PLATED. FINISH CODE LETTER “V” SHALL BE PLACED AFTER SIZE CODES ONLY FOR MATERIAL CODE “W”
23、 PARTS THAT ARE TO BE COATED WITH HIGH PURITY ALUMINUM TO PROVIDE LOW ELECTRICAL CONTACT RESISTANCE. NO OTHER LETTERS ARE TO FOLLOW THE SIZE CODES. 12. REVISION INDICATOR: A CHANGE BAR (I) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT
24、EDITORIAL CHANGES, HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS, NOR IN DOCUMENTS THAT CONTAIN EDITORIAL C
25、HANGES ONLY. 13. INTERPRETATION OF DRAWING PER AS4296. 14. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 MICROINCHES Ra. FORGED SURFACES MAY BE 250 MICROINCHES Ra. 15. BREAK EDGES .003 TO .015, UNLESS OTHERWISE SPECIFIED. 16. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1982 17. DIMENSIONS ARE IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .010, ANGULAR DIMENSIONS 5. /18/ EXAMPLE OF PART NUMBER:
