1、AEROSPACE STANDARD FITTING ASSY, ELBOW, REDUCER, 90q, SWIVEL, REDUCED BODY, FLARELESS AS4138Copyright 2014 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, photocopy
2、ing, recording, 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 ISSUED 1992-11REVISED 2014-07THIRD ANG
3、LE PROJECTION CUSTODIAN: G-3/G-3B REV.CFEDERAL SUPPLY CLASS 4730 AS4138SHEET 1 OF 5REV. CPROCUREMENT SPECIFICATION: /4/ AS18280SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineeringsciences.The useofthis reportisentirelyvoluntar
4、y, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, stabilized, orcancelled. SAE invites yourwrittenc
5、omments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS4138CRATIONALE CORRECTED PASSIVATION TYPES FOR 304 AND 15-5PH CRES BODIES. FIGURE 1 - FITTING ASSY, ELBOW, REDUCER, 90, SWIVEL, REDUCED BODY, FLARELESS AER
6、OSPACE STANDARD AS4138SHEET 2 OF 5REV. CFITTING ASSY, ELBOW, REDUCER, 90q, SWIVEL, REDUCED BODY, FLARELESS FIGURE 2 - INSTALLATION, SWIVEL NUT RETAINING WIRE TABLE 1 - DIMENSIONS AND WEIGHTS BASIC NO. AS4138/21/SIZE CODE HMIN J P.030 LB/EAAPPROX REF CRESLB/EAAPPROX REF TI04 .050 .390 .030 .060 .034
7、05 .050 .453 .159 .077 .043 06 .050 .453 .137 .091 .051 08 .050 .577 .140 .160 .082 10 .070 .702 .157 .249 .140 12 .080 .890 .166 .390 .219 16 .090 1.140 .174 .588 .330 20 .110 1.390 .071 .949 .533 24 .130 1.640 - 1.372 .770 TABLE 2 - FITTING END SIZECODE TUBE OD T THREAD PER AS8879 C/16/ D E 04 .25
8、0 .4375-20UNJF .075 .371 .350 05 .313 .5000-20UNJF .076 .371 .412 06 .375 .5625-18UNJF .084 .379 .453 08 .500 .7500-16UNJF .095 .461 .577 10 .625 .8750-14UNJF .115 .511 .702 12 .750 1.0625-12UNJ .149 .556 .890 16 1.000 1.3125-12UNJ .178 .556 1.140 20 1.250 1.6250-12UNJ .221 .556 1.39024 1.500 1.8750
9、-12UNJ .291 .556 1.640 AEROSPACE STANDARD AS4138SHEET 3 OF 5REV. CFITTING ASSY, ELBOW, REDUCER, 90q, SWIVEL, REDUCED BODY, FLARELESS TABLE 3 - LEG LENGTH A FORGING SIZE 04 05 06 08 10 12 16 20 24 04 .745 - - - - - - - - 05 .790 .842 - - - - - - - 06 .847 .899 .960 - - - - - - 08 .932 .984 1.045 1.14
10、3 - - - - - 10 1.026 1.078 1.139 1.237 1.317 - - - - 12 1.088 1.140 1.201 1.299 1.379 1.367 - - - 16 1.244 1.296 1.357 1.454 1.533 1.522 1.570 - - 20 1.401 1.453 1.514 1.611 1.690 1.679 1.727 1.810 - 24 1.526 1.578 1.639 1.736 1.815 1.804 1.852 1.935 2.112 TABLE 4 - LEG LENGTH B FORGING SIZE 04 05 0
11、6 08 10 12 16 20 24 04 .883 - - - - - - - - 05 .799 .914 - - - - - - - 06 .861 .861 1.003 - - - - - - 08 .955 .955 .971 1.204 - - - - - 10 1.018 1.018 1.034 1.127 1.380 - - - -12 1.111 1.111 1.127 1.220 1.283 1.560 - - - 16 1.267 1.267 1.283 1.376 1.439 1.502 1.684 - - 20 1.424 1.424 1.440 1.533 1.5
12、96 1.659 1.659 1.903 -24 1.549 1.549 1.565 1.658 1.721 1.784 1.784 1.784 2.028 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/ MATERIAL: a. CODE LETTER J: (1) BODY: TYPE 304 CORROSI
13、ON RESISTANT STEEL PER AMS5639 (2) NUT: CODE LETTER J OF AS1790 (TYPE 304 CORROSION RESISTANT STEEL) (3) WIRE: PER AS1791 (CLASS 302 OR 305 CORROSION RESISTANT STEEL) b. CODE LETTER T: (1) BODY: TYPE 6AL-4V TITANIUM ALLOY PER AMS4928 (2) NUT: CODE LETTER T OF AS1790 (TYPE 6AL-4V TITANIUM ALLOY) (3)
14、WIRE: PER AS1791 (CLASS 302 OR 305 CORROSION RESISTANT STEEL) c. CODE LETTER V: (1) BODY: TYPE 15-5PH CORROSION RESISTANT STEEL PER AMS5659 (2) NUT: CODE LETTER V OF AS1790 (TYPE 15-5PH CORROSION RESISTANT STEEL) (3) WIRE: PER AS1791 (CLASS 302 OR 305 CORROSION RESISTANT STEEL) AEROSPACE STANDARD AS
15、4138SHEET 4 OF 5REV. CFITTING ASSY, ELBOW, REDUCER, 90q, SWIVEL, REDUCED BODY, FLARELESS 2. HEAT TREATMENT: a. MATERIAL CODE LETTER J: (1) BODY, NUT AND WIRE: NONE b. MATERIAL CODE LETTER T: (1) BODY, NUT AND WIRE: NONE c. MATERIAL CODE LETTER V: (1) BODY: HEAT TREAT TO CONDITION H-1075 PER AMS2759/
16、3 (2) NUT: MATERIAL CODE LETTER V OF AS1790 (HEAT TREAT TO CONDITION H-1075) (3) WIRE: NONE /3/ FINISH: a. MATERIAL CODE LETTER J: (1) BODY: PASSIVATE PER AMS2700 TYPE 6 OR 7 AND COAT WITH DRY FILM LUBRICANT PER AS5272 TYPE 1 /7/ (2) NUT: CODE LETTER J SUFFIX CODE N OF AS1790 (PASSIVATE WITH DRY FIL
17、M LUBRICANT ON ID) (3) WIRE: PER AS1791 (PASSIVATE AND COAT WITH DRY FILM LUBRICANT) b. MATERIAL CODE LETTER T: (1) BODY: FLUORIDE PHOSPHATE CONVERSION COAT PER AMS2486 AND DRY FILM LUBRICANT PER AS5272 TYPE 1 /7/ (2) NUT: CODE LETTER T WITH SUFFIX CODE N OF AS1790 (FLUORIDE PHOSPHATE CONVERSION COA
18、T AND DRY FILM LUBRICANT ON ID) (3) WIRE: PER AS1791 (PASSIVATE AND COAT WITH DRY FILM LUBRICANT) c. MATERIAL CODE LETTER V: (1) BODY: (a) NO SUFFIX FINISH CODE LETTER: PASSIVATE PER AMS2700 TYPE 2 OR 8 AND DRY FILM LUBRICANT PER AS5272 TYPE 1 /7/ (b) SUFFIX FINISH CODE LETTER P; CADMIUM PLATE PER A
19、MS-QQ-P-416, TYPE II, CLASS 2 (2) NUT: (a) NO SUFFIX FINISH CODE LETTER; CODE LETTER V AND SUFFIX CODE N OF AS1790 (PASSIVATE AND COAT WITH DRY FILM LUBRICANT ON ID) (b) SUFFIX FINISH CODE LETTER P; CODE LETTER V SUFFIX CODE LETTER P OF AS1790 (CADIUM PLATE) (3) WIRE: PER AS1791 (PASSIVATE AND COAT
20、WITH DRY FILM LUBRICANT). /4/ PROCUREMENT SPECIFICATION: AS18280 UNLESS SPECIFIED OTHERWISE ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST (QPL) PRI-QPL-AS18280 F
21、OR 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. a. FOR SIZES 06 (.375 OD TUBE SIZE) AND SMALLER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, LETTERS “AS”, MATERIAL CODE LETTER AND FORGING MANUFAC
22、TURERS IDENTIFICATION WHEN MADE FROM FORGING b. FOR SIZES 08 (.500 OD TUBE SIZE) AND LARGER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, BASIC PART NUMBER, MATERIAL CODE LETTER AND FORGING MANUFACTURERS IDENTIFICATION WHEN MADE FROM FORGING AEROSPACE STANDARD AS4138SHEET 5 OF 5REV. CFITTING ASSY, EL
23、BOW, REDUCER, 90q, SWIVEL, REDUCED BODY, FLARELESS 6. THIS PART IS INTENDED FOR USE IN SYSTEMS WITH OPERATING PRESSURES AS FOLLOWS: a. SIZES -04 THRU -16 AT 3000 PSI b. SIZES -20 AND -24 AT 1500 PSI NOTE: OPERATING PRESSURES HAVE BEEN CHANGED FROM 4000 PSI AND 2000 PSI TO 3000 PSI AND 1500 PSI TO CO
24、MPLY WITH AS18280 SYSTEM PRESSURE REQUIREMENTS. USERS OF THIS STANDARD FOR 4000 PSI SYSTEM APPLICATIONS ARE ADVISED TO TO CONTROL SOURCE APPROVAL BY STANDARD PAGE SUPPLEMENT OR SIMILAR MEANS. /7/ THIS AREA SHALL BE DRY FILM LUBRICATED ON EXTERNAL SURFACES /3/. /8/ THIS DIMENSION APPLIES TO SIZE 06 A
25、ND LARGER NONREDUCER SWIVELS. ALL OTHERS, MACHINE “L1” DIAMETER OF NAS1760 TO WITHIN P DIMENSION OF ADJACENT FORGING DIAMETER. 9. WHEN MACHINED FROM BAR OR OVERSIZED FORGING, THE CENTER BODY SECTION SHALL CONFORM TO AS1376, TABLE 2. /10/ RADIUS APPLICABLE TO TITANIUM PARTS ONLY. 11. BREAK EDGES .003
26、 TO .015 UNLESS OTHERWISE SPECIFIED. 12. THIS PART IS A REDUCED BODY VERSION OF NAS1762. /13/ SPECIFY END SIZES IN THIS ORDER: SWIVEL NUT END FIRST PORT #1, REMAINING END SECOND PORT #2. 14. LARGEST END DETERMINES FORGING SIZE. /15/ APPLICABLE ONLY TO REDUCERS AND SIZE 04 AND 05 NONREDUCERS. /16/ AS
27、SEMBLE NUT TO THE BODY OF THE FITTING WITH RETAINING WIRE PER FIGURE 2. NUT SHALL BE FREE TO SWIVEL AFTER ASSEMBLY. 17. INTERPRETATION OF DRAWING PER ARP4296. 18. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 MICROINCH
28、ES Ra. 19. DIMENSIONS AND TOLERANCING: ANSI Y14.5M-1982 20. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .016, ANGULAR DIMENSIONS .5q./21/ EXAMPLE OF PART NUMBER: 22. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS W
29、HERE TECHNICAL REVISIONS, NOT 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 CHANGES ONLY. SIZE CODE, TUBE SIZE OF PORT #2 IN .062 INCH INCREMENTS /13/SIZE CODE, TUBE SIZE OF PORT #1 IN .062 INCH INCREMENTS /13/
