1、 AEROSPACE STANDARD FITTING, ELBOW, 90 , BEAM SEAL, 3000/4000 PSI, BULKHEAD MALE ENDS AS85421/13Copyright 2015 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, photo
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3、FIRMED 2015-04THIRD ANGLE PROJECTION CUSTODIAN: G-3 REV.C FEDERAL SUPPLY CLASS 4730AS85421/13 SHEET 1 OF 3 REV. C PROCUREMENT SPECIFICATION: AS85421 /4/SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofth
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5、d. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS85421/13C RATIONALE AS85421/13C HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 AEROSPACE STANDARD
6、AS85421/13 SHEET 2 OF 3 REV. C FITTING, ELBOW, 90 , BEAM SEAL, 3000/4000 PSI, BULKHEAD MALE ENDS TABLE 1 - DIMENSIONAL DATA MASS,. LB/EA, APPROX, REF DASH NO. TUBE OD T THREAD AS8879 A B (REF) C (REF) E RAD (MIN) F RAD (REF) TI CRES -03 .188 .3750-28UNJS-3A 1.143 .575 .375 .042 .188 .029 .051 -04 .2
7、50 .4375-24UNJS-3A 1.225 .617 .375 .042 .188 .034 .060 -05 .312 .5000-24UNJS-3A 1.261 .653 .438 .042 .219 .045 .079 -06 .375 .5625-20UNJS-3A 1.353 .704 .500 .042 .250 .056 .098 -08 .500 .7188-20UNJS-3A 1.542 .824 .562 .070 .281 .095 .168 -10 .625 .8438-18UNJS-3A 1.769 .955 .688 .070 .344 .135 .239 -
8、12 .750 1.0000-16UNJ-3A 1.953 1.062 .875 .098 .438 .193 .342 -14 .875 1.1250-16UNJ-3A 2.188 1.216 1.125 .098 .563 .332 .587 -16 1.000 1.2500-14UNJS-3A 2.188 1.246 1.125 .098 .563 .317 .561 -20 1.250 1.5781-14UNJS-3A 2.326 1.387 1.375 .098 .688 .489 .865 -24 1.500 1.8438-14UNJS-3A 2.712 1.688 1.625 .
9、098 .813 .786 1.390 SIZES -20 AND -24 WERE ORIGINALLY DESIGNATED AS SIZES -21 AND -25 ON SOME MANUFACTURERS DRAWINGS. THESE SIZES WILL NOT CONNECT WITH THE ORIGINAL -20 AND -24 FITTINGS. SEE 6.4 IN THE PROCUREMENT SPECIFICATION FOR ADDITIONAL INFORMATION. NOTES: /1/ MATERIAL: a. CODE LETTER P - TYPE
10、 17-4PH CORROSION RESISTANT STEEL PER AMS 5643. b. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS 4928 OR AMS 4965. c. CODE LETTER V - TYPE 15-5PH, CORROSION RESISTANT STEEL PER AMS 5659. 2. HEAT TREATMENT: a. MATERIAL CODE LETTER P - CONDITION H1075 PER AMS 2759/3. b. MATERIAL CODE LETTER T
11、 - NONE. c. MATERIAL CODE LETTER V - AGE TO CONDITION H 1076 PER AMS-H-6875 OR AMS 2759/3. 3. FINISH: a. MATERIAL CODE LETTER P - PASSIVATE PER AMS 2700, TYPE 6 OR 7. b. MATERIAL CODE LETTER T - NONE. c. MATERIAL CODE LETTER V - PASSIVATE PER AMS 2700, TYPE 6 OR 7. /4/ PROCUREMENT SPECIFICATION: AS8
12、5421 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 (QPL) PRI-QPL-AS85421 FOR THIS STANDARD. SEE WW.EAUDITNET.COM FOR CURRENT QPL ON-LINE. /5/ ID
13、ENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D, OR METHOD 7A3, 15A3, OR 15B. a. FOR SIZES 06 AND SMALLER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, LETTERS “AS” AND MATERIAL CODE LETTER, AND FORGING MANUFACTURERS IDENTIFICATION WHEN MADE FROM FORGING. b. FOR SIZES 08 AND LARGER: MANUF
14、ACTURERS NAME, CAGE CODE OR TRADEMARK, BASIC PART NUMBER AND MATERIAL CODE LETTER, AND FORGING MANUFACTURERS IDENTIFICATION WHEN MADE FROM FORGING. 6. INVENTORIED PARTS CONFORMING TO THE PREVIOUS “LETTER CHANGE” MAY BE USED TO DEPLETION. AEROSPACE STANDARD AS85421/13 SHEET 3 OF 3 REV. C FITTING, ELB
15、OW, 90 , BEAM SEAL, 3000/4000 PSI, BULKHEAD MALE ENDS 7. INTENDED USE: THIS PART IS DESIGNED FOR USE IN SYSTEMS WITH MAXIMUM OPERATING PRESSURES AS FOLLOWS: a. CORROSION RESISTANT STEEL AT 3000 psi. b. TITANIUM ALLOY AT 4000 psi. /8/ .030 MIN. RADIUS UNLESS QUALIFICATION OF SPECIAL PROCESS WITH SMAL
16、LER RADIUS, APPLICABLE FOR TITANIUM ALLOY PARTS ONLY. 9. DRY FILM LUBRICANT: APPLY DRY FILM LUBRICANT PER AS5272, TYPE I TO SEALING SURFACE. OVERSPRAY IN BORE IS NOT PERMITTED. 10. TITANIUM IS NOT RECOMMENDED FOR USE IN GASEOUS OR LIQUID OXYGEN SYSTEMS. 11. INTERPRETATION OF DRAWING PER ARP4296. 12.
17、 SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M; REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 in Ra. FORGED SURFACES MAY BE 250 in Ra. 13. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 14. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994. 15. DIMENSIONS IN INC
18、HES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS +.015, ANGULAR DIMENSIONS +0 30 16. EXAMPLE OF PART NUMBER: AS85421/13 V 06 SIZE CODE, TUBE SIZE IN SIXTEENTHS IN .0625 INCREMENTS MATERIAL CODE LETTER /1/ BASIC PART NUMBER 17. IN THE EVENT OF CONFLICT BETWEEN THE TEXT OF THIS DOCUMENT
19、AND THE REFERENCES CITED HEREIN, THE TEXT OF THIS DOCUMENT TAKES PRECEDENCE. NOTHING IN THIS DOCUMENT, HOWEVER, SUPERSEDES APPLICABLE LAWS AND REGULATIONS UNLESS A SPECIFIC EXEMPTION HAS BEEN OBTAINED. 18. THE 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.
