1、 AEROSPACE STANDARD FITTING, ELBOW, 45 , INTERNAL STRAIGHT THREAD PORT AS5191Copyright 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, 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 ISSUED 2000-07REAFFIRMED2015-04THIRD ANGLE PROJECTION
3、 CUSTODIAN: G-3/G-3B FEDERAL SUPPLY CLASS 4730AS5191 SHEET 1 OF 3 PROCUREMENT SPECIFICATION: /4/ AS4875SAE Technical Standards Board Rules provide that: “This report ispublishedby SAE toadvance thestate of technicalandengineering sciences. Theuse ofthisreportis entirelyvoluntary, andits applicabilit
4、y 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 yourwrittencomments andsuggestions
5、. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS5191 RATIONALE AS5191 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - FITTING, ELBOW, 45TABLE 1 - DIMENSIONS AND WEIGHTSBASIC NO.AS5191/14/SIZE CO
6、DE(NOMINALTUBESIZE)T THREADPERAS8879CLASS 3B AB.016C-.015/+.000 D V WLB/EAAPPROX.REFALLB/EAAPPROX.REFSTEELLB/EAAPPROX.REFTI04 .250 .4375-20 UNJF .711 .688 .397 .040 .735- .753 .050 .0479 .137 .075805 .312 .5000-20 UNJF .719 .750 .459 .040 .735- .753 .050 .0486 .139 .076906 .375 .5625-18 UNJF .734 .8
7、13 .516 .040 .797- .815 .050 .0491 .141 .077808 .500 .7500-16 UNJF .906 1.063 .697 .071 1.047-1.065 .050 .117 .337 .18610 .625 .8750-14 UNJF 1.086 1.188 .815 .071 1.173-1.191 .070 .156 .449 .24812 .750 1.0625-12 UNJ 1.242 1.438 .991 .077 1.418-1.443 .080 .256 .736 .40616 1.000 1.3125-12 UNJ 1.367 1.
8、688 1.241 .077 1.668-1.693 .090 .337 .969 .53420 1.250 1.6250-12 UNJ 1.477 2.000 1.553 .077 1.980-2.005 .110 .452 1.30 .716AEROSPACE STANDARD AS5191 SHEET 2 OF 3 FITTING, ELBOW, 45 , INTERNAL STRAIGHT THREAD PORT NOTES:/1/ MATERIAL:a. DASH AS CODE LETTER - TYPE 4130 CARBON STEEL FORGING OR BAR PER A
9、MS-S-6758 OR AMS 6370, OR TYPE 4140 PER AMS 6382. /2/b. CODE LETTER J - TYPE 304 CORROSION RESISTANT STEEL FORGING OR BAR PER AMS-QQ-S-763 OR AMS 5639.c. CODE LETTER K - TYPE 316 CORROSION RESISTANT STEEL FORGING OR BAR PER AMS-QQ-S-763 OR AMS 5648.d. CODE LETTER R - TYPE 321 CORROSION RESISTANT STE
10、EL FORGING OR BAR PER AMS-QQ-S-763 OR AMS 5645.e. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY FORGING OR BAR PER AMS 4928.f. CODE LETTER W - TYPE 7075-T73 ALUMINUM ALLOY FORGING PER AMS 4141, OR TYPE 7075-T73 ALUMINUM ALLOY BAR PER AMS-QQ-A-225/9, OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS 4124. /
11、2/2/ HEAT TREATMENT:a. DASH AS MATERIAL CODE LETTER - SEE HARDNESS REQUIREMENT PER PROCUREMENT SPECIFICATION.b. MATERIAL CODE LETTER W - SEE PROCUREMENT SPECIFICATION.c. OTHER CODE LETTERS - NONE.3. FINISH:a. DASH AS MATERIAL CODE LETTER - CADMIUM PLATE PER QQ-P-416, TYPE II, CLASS 2, DYE BLACK AND
12、COAT WITH A LIGHT FILM OF OIL PER PROCUREMENT SPECIFICATION.b. MATERIAL CODE LETTERS J, K, AND R - PASSIVATE PER AMS-QQ-P-35, TYPE VI OR VII.c. MATERIAL CODE LETTER T - ANODIZE PER AMS 2488, TYPE 2 OR FLUORIDE PHOSPHATE CONVERSION COAT PER AMS 2486 WITH COLOR PER PROCUREMENT SPECIFICATION.d. MATERIA
13、L CODE LETTER W - ANODIZE PER AMS 2472 OR MIL-A-8625, TYPE II, CLASS 2, DYE BROWN, DUPLEX SEAL PER PROCUREMENT SPECIFICATION./4/ PROCUREMENT SPECIFICATION: AS4875 EXCEPT AS SPECIFIED ON THIS STANDARD. USERS OF THIS STANDARD SHALL PROCURE THIS PRODUCT FROM ACCREDITED MANUFACTURER(S), OR THEIR ACCREDI
14、TED DISTRIBUTOR(S), AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED MANUFACTURERS LIST (QML) FOR THIS TYPE OF PRODUCT./5/ IDENTIFICATION AT LOCATION 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, LE
15、TTERS “AS” AND MATERIAL CODE LETTER.b. FOR SIZE 08 AND LARGER: MANUFACTURERS NAME, CAGE CODE OR TRADEMARK, BASIC PART NUMBER AND MATERIAL CODE LETTER.6. INTENDED USE: THIS PART IS DESIGNED FOR USE IN SYSTEMS WITH MAXIMUM OPERATING PRESSURES AS FOLLOWS:a. SIZE 04 THROUGH 12 IN ALUMINUM ALLOY AND SIZE
16、S 04 THROUGH 16 IN STEEL, CORROSION RESISTANT STEEL AND TITANIUM AT 3000 psi.b. SIZES 16 THROUGH 20 IN ALUMINUM ALLOY AND SIZE 20 IN STEEL, CORROSION RESISTANT STEEL, TITANIUM AT 1500 psi.THIS STANDARD IS THE FUNCTIONAL EQUIVALENT OF AN941 AND IS INTENDED TO BE SUITABLE AS A REPLACEMENT STANDARD.7.
17、WHEN MACHINED FROM BAR OR OVERSIZED FORGING, THE CENTER BODY DIMENSIONS SHALL CONFORM TO AS1376, TABLE 1./8/ RADIUS APPLICABLE FOR TITANIUM ALLOY PARTS ONLY.9. INTERPRETATION OF DRAWING PER ARP4296.10. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M; REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED
18、, MACHINED SURFACES TO BE 125 in Ra. FORGED SURFACES MAY BE 250 in Ra.11. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED.12. DIMENSIONING AND TOLERANCING: ASME Y14.5M-1994.AEROSPACE STANDARD AS5191 SHEET 3 OF 3 FITTING, ELBOW, 45 , INTERNAL STRAIGHT THREAD PORT 13. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .010, ANGULAR DIMENSIONS 030./14/ EXAMPLE OF PART NUMBER:
