1、AEROSPACE STANDARD FITTING, ELBOW, 90, BULKHEAD, FLARELESS TO FLARED AS5240Copyright 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, photocopying, recording, o
2、r 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 1997-11REAFFIRMED 2007-11 REVISED 2014-08THIRD A
3、NGLE PROJECTION CUSTODIAN: G-3/G-3B REV.BFEDERAL SUPPLY CLASS 4730 AS5240SHEET 1 OF 4REV. BPROCUREMENT SPECIFICATION: AS18280 /4/SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthisreportis entirelyvolu
4、ntary, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, is thesole responsibilityoftheuser.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, stabilized, orcancelled. SAE invites yourwrit
5、tencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS5240BRATIONALE MATERIAL OPTION FOR 15-5PH CORROSION RESISTANT STEEL HAS BEEN ADDED. UPDATES FIGURE 1 - FITTING, ELBOW, 90 TABLE 1A - DIMENSIONS BASIC N
6、O. AS5240/14/SIZE CODE (NOMINAL TUBE SIZE)T THREAD PERAS8879CLASS 3A A.023 B.023 V03 .188 .3750-24 UNJF 1.414 .914 .360- .377 04 .250 .4375-20 UNJF 1.523 .976 .423- .440 05 .312 .5000-20 UNJF 1.554 1.039 .485- .502 06 .375 .5625-18 UNJF 1.710 1.101 .547- .565 08 .500 .7500-16 UNJF 1.992 1.367 .735-
7、753 10 .625 .8750-14 UNJF 2.273 1.570 .860- .878 12 .750 1.0625-12 UNJ 2.492 1.789 1.047-1.065 16 1.000 1.3125-12 UNJ 2.617 1.945 1.292-1.31720 1.250 1.6250-12 UNJ 2.898 2.179 1.605-1.630 24 1.500 1.8750-12 UNJ 3.179 2.351 1.855-1.880 32 2.000 2.5000-12 UNJ 3.773 2.898 2.542-2.572AEROSPACE STANDARD
8、 AS5240SHEET 2 OF 4REV. BFITTING, ELBOW, 90, BULKHEAD, FLARELESS TO FLARED TABLE 1B - DIMENSIONS AND WEIGHTS BASIC NO. AS5240/14/SIZE CODE WLB/EAAPPROX REFALLB/EAAPPROX REFSTEELLB/EAAPPROX REFTI03 .100 .0235 .0675 .0373 04 .110 .0317 .0910 .0502 05 .120 .0407 .117 .0645 06 .120 .0517 .148 .0819 08 .
9、150 .110 .316 .174 10 .170 .164 .471 .260 12 .185 .258 .741 .409 16 .205 .377 1.08 .597 20 .240 .639 1.83 1.01 24 .250 .844 2.42 1.34 32 .350 1.92 5.52 3.04 NOTES: NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCE
10、RNING CADMIUMS USE. /1/ MATERIAL: a. DASH AS CODE LETTER - TYPE 4130 ALLOY STEEL FORGING OR BAR PER AMS6370. /2/ b. CODE LETTER D - TYPE 2014-T6 ALUMINUM ALLOY FORGING PER AMS4134; OR TYPE 2024-T6 ALUMINUM ALLOY BAR PER AMS4339 OR AMS-QQ-A-225/6; OR TYPE 2024-T851 ALUMINUM ALLOY BAR PER AMS-QQ-A-225
11、/6. /2/ c. CODE LETTER J - TYPE 304 CORROSION RESISTANT STEEL PER AMS5639. d. CODE LETTER K - TYPE 316 CORROSION RESISTANT STEEL PER AMS5648. e. CODE LETTER R - TYPE 321 CORROSION RESISTANT STEEL PER AMS5645. f. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY PER AMS4928. g. CODE LETTER V - TYPE 15-5PH C
12、ORROSION RESISTANT STEEL BAR PER AMS5659. /2/ h. CODE LETTER W - TYPE 7075-T73 ALUMINUM ALLOY FORGING PER AMS4141; OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124; OR TYPE 7075-T73 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/9. /2/ /2/ HEAT TREATMENT: a. DASH AS MATERIAL CODE LETTER - SEE HARDNESS REQUIRE
13、MENT PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTERS D AND W - SEE ELECTRICAL CONDUCTIVITY AND HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION. c. MATERIAL CODE LETTER V - HEAT TREAT TO CONDITION H-1075 PER AMS2759/3. d. OTHER MATERIAL CODE LETTERS - NONE. AEROSPACE STANDARD AS5240SHEET 3
14、 OF 4REV. BFITTING, ELBOW, 90, BULKHEAD, FLARELESS TO FLARED 3. FINISH: a. DASH AS MATERIAL CODE LETTER - CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2 AND COAT WITH A LIGHT FILM OF OIL PER PROCUREMENT SPECIFICATION. b. MATERIAL CODE LETTER D - ANODIZE PER MIL-A-8625, TYPE II, CLASS 2, DYE GREEN,
15、 DUPLEX SEAL PER PROCUREMENT SPECIFICATION. c. MATERIAL CODE LETTER J, K, AND R - PASSIVATE PER AMS2700 PER PROCUREMENT SPECIFICATION. d. MATERIAL CODE LETTER T - ANODIZE PER AMS2488 OR FLUORIDE PHOSPHATE CONVERSION COAT PER AMS2486 WITH COLOR PER PROCUREMENT SPECIFICATION. e. MATERIAL CODE LETTER V
16、 (1) PASSIVATE PER AMS2700, TYPE 2 OR 8. (2) SUFFIX FINISH CODE LETTER “P”: CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. f. MATERIAL CODE LETTER W - ANODIZE PER MIL-A-8625, TYPE II, CLASS 2, DYE BROWN, DUPLEX SEAL PER PROCUREMENT SPECIFICATION. /4/ PROCUREMENT SPECIFICATION: AS18280 EXCEPT AS
17、SPECIFIED 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 PRI-QPL-AS18280 FOR THIS STANDARD. SEE http:/www.eAuditN FOR CURRENT QPL ONLINE. NOTE: PRI-QPL LIMITATION
18、 - WITH REVISION A OF THIS STANDARD THE PROCUREMENT SPECIFICATION HAS BEEN CHANGED FROM AS4444 FOR 5000 PSI TO AS18280 FOR 3000 PSI. USERS OF THIS FITTING FOR 5000 PSI APPLICATIONS PER AS4444 ARE ADVISED TO CONTROL SOURCE APPROVAL BY STANDARD PAGE SUPPLEMENT OR SIMILAR MEANS. /5/ IDENTIFICATION AT L
19、OCATION SHOWN: MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. a. FOR SIZE 06 AND SMALLER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, LETTER “AS”, MATERIAL CODE LETTER AND FORGING MANUFACTURERS IDENTIFICATION, WHEN MADE FROM FORGING. b. FOR SIZE 08 AND LARGER: MANUFACTURERS NAME, CAGE CODE
20、 OR TRADEMARK, BASIC PART NUMBER, MATERIAL CODE LETTER AND FORGING MANUFACTURERS IDENTIFICATION, WHEN MADE FROM FORGING. 6. INTENDED USE: a. THIS STANDARD IS THE FUNCTIONAL EQUIVALENT OF MS24651 AND IS INTENDED TO BE SUITABLE AS A REPLACEMENT STANDARD. b. CLEANING OF ALUMINUM ALLOY AND CORROSION RES
21、ISTANT STEEL FITTINGS IN ACCORDANCE WITH ARP1176 (CODE LETTER “A”) IS REQUIRED FOR OXYGEN SYSTEMS TO AVOID FIRE DUE TO PARTICLES OR OTHER CONTAMINANTS. 7. WHEN MACHINED FROM BAR OR OVERSIZE FORGING, THE CENTER BODY DIMENSIONS SHALL CONFORM TO AS1376, TABLE 1. 8. INTERPRETATION OF DRAWING PER AS4296.
22、 /9/ SUFFIX LETTER A: CODE A ALUMINUM AND CORROSION RESISTANT STEEL PARTS USED IN OXYGEN SYSTEMS SHALL BE CLEANED AND PACKAGED IN ACCORDANCE WITH ARP1176 CATEGORY 2 FOR ALUMINUM AND CATEGORY 1C FOR CORROSION RESISTANT STEEL. AEROSPACE STANDARD AS5240SHEET 4 OF 4REV. BFITTING, ELBOW, 90, BULKHEAD, FL
23、ARELESS TO FLARED 10. SURFACE TEXTURE: SYMBOLS PER ASME Y14.5M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 MICROINCHES Ra. FORGED SURFACES MAY BE 250 MICROINCHES Ra. 11. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 12. DIMENSIONING AND TOLERANCING: A
24、SME Y14.5M-1994. 13. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .016, ANGULAR DIMENSIONS 0 DEGREES 30 MINUTES. /14/ EXAMPLE OF PART NUMBER: AS5240 V 06 A BASIC PART NUMBER CODE LETTER FOR OXYGEN SYSTEMS /9/, OR “P” FOR CADMIUM PLATED 15-5PH MATERIAL /3.e.(2)/. OM
25、IT IF NOT REQUIRED. MATERIAL CODE LETTER /1/ SIZE CODE, TUBE SIZE IN .062 INCREMENTS 15. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE 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.
