1、 AEROSPACE STANDARD FITTING, ELBOW, 45, BULKHEAD, EXTERNAL THREAD, BEAM SEAL TO INTEGRAL WELD RING AS4231Copyright 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, mechanic
2、al, photocopying, 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 1996-05REVISED 200
3、7-09 REAFFIRMED 2015-04THIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3B REV.C FEDERAL SUPPLY CLASS 4730AS4231 SHEET 1 OF 4 REV. C PROCUREMENT SPECIFICATION: /5/ AS4510SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sciences. T
4、heuse ofthisreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, stabilized,
5、orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS4231C RATIONALE AS4231C HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - FITTING, ELBOW,
6、 45, BULKHEAD AEROSPACE STANDARD AS4231 SHEET 2 OF 4 REV. C FITTING, ELBOW, 45, BULKHEAD, EXTERNAL THREAD, BEAM SEAL TO INTEGRAL WELD RING TABLE 1A - DIMENSIONS BASIC NO. AS4231 /16/ SIZE AND TUBE WALL CODES RANGE OF NOMINAL TUBE WALL FOR PORT #2 /7/ /16/ (NOMINALTUBE SIZE) PORT #1STYLE /10/ T THREA
7、D PER AS8879 CLASS 3A A B C D /10/ 03-018 03-022 04-022 05-022 05-028 06-022 06-028 06-032 08-022 08-043 10-028 10-043 10-055 12-028 12-055 12-065 14-032 14-065 16-043 16-078 16-089 20-055 20-089 24-055 .016-.018 .019-.022 .019-.022 .019-.022 .023-.028 .019-.022 .023-.028 .029-.032 .019-.022 .033-.0
8、43 .023-.028 .033-.043 .044-.055 .023-.028 .044-.055 .056-.065 .029-.032 .056-.065 .033-.043 .066-.078 .079-.089 .044-.055 .079-.089 .044-.055 .188 .188 .250 .312 .312 .375 .375 .375 .500 .500 .625 .625 .625 .750 .750 .750 .875 .875 1.000 1.000 1.000 1.250 1.250 1.500 A A B B B B B B B B B B A B A A
9、 B A B A A B A B .3750-28 UNJS.3750-28 UNJS.4375-24 UNJS.5000-24 UNJS.5000-24 UNJS.5625-20 UNJS.5625-20 UNJS.5625-20 UNJS.7188-20 UNJS.7188-20 UNJS.8438-18 UNJS.8438-18 UNJS.8438-18 UNJS1.0000-16 UNJ 1.0000-16 UNJ 1.0000-16 UNJ 1.1250-16 UNJ 1.1250-16 UNJ 1.2500-14 UNJS1.2500-14 UNJS1.2500-14 UNJS1.
10、5781-14 UNJS1.5781-14 UNJS1.8438-14 UNJS.832.832.832.887.8871.0051.0051.0051.1801.1801.2431.2431.2431.3921.3921.3921.5621.5621.6171.6171.6171.7501.7501.900.987 .987 1.028 1.046 1.046 1.120 1.120 1.120 1.246 1.246 1.433 1.433 1.433 1.576 1.576 1.576 1.725 1.725 1.725 1.725 1.725 1.775 1.775 2.027 .61
11、0 .610 .680 .650 .650 .740 .740 .740 .820 .820 .880 .880 .880 .980 .980 .980 1.090 1.090 1.150 1.150 1.150 1.170 1.170 1.270 .146.138.200.262.250.325.313.305.450.408.563.533.509.688.634.614.805.739.908.838.8161.1341.0661.384AEROSPACE STANDARD AS4231 SHEET 3 OF 4 REV. C FITTING, ELBOW, 45, BULKHEAD,
12、EXTERNAL THREAD, BEAM SEAL TO INTEGRAL WELD RING TABLE 1B - DIMENSIONS AND WEIGHTS BASIC NO. AS4231 /16/ SIZE AND TUBE WALL CODES E /10/ F .005 G MIN V W RECOMMENDED MAXIMUM PRESSURE PSI /7/ LB/EA MAX CRES LB/EA MAX TI 03-018 03-022 04-022 05-022 05-028 06-022 06-028 06-032 08-022 08-043 10-028 10-0
13、43 10-055 12-028 12-055 12-065 14-032 14-065 16-043 16-078 16-089 20-055 20-089 24-055 - - .184- .194 .232- .242 .232- .242 .297- .307 .297- .307 .297- .307 .398- .408 .398- .408 .512- .523 .512- .523 - .649- .660 - - .769- .780 - .862- .874 - - 1.115-1.128 - 1.324-1.337 .080 .080 .080 .080 .080 .09
14、0 .090 .090 .090 .090 .125 .125 .125 .125 .125 .125 .125 .125 .125 .125 .125 .180 .180 .180 .285 .285 .329 .391 .391 .454 .454 .454 .547 .547 .673 .673 .673 .860 .860 .860 1.110 1.110 1.110 1.110 1.110 1.360 1.360 1.610 .360- .377 .360- .377 .360- .377 .423- .440 .423- .440 .485- .502 .485- .502 .48
15、5- .502 .547- .565 .547- .565 .673- .691 .673- .691 .673- .691 .860- .878 .860- .878 .860- .878 1.110-1.128 1.110-1.128 1.110-1.128 1.110-1.128 1.110-1.128 1.355-1.380 1.355-1.380 1.605-1.630 .055 .055 .060 .060 .060 .060 .060 .060 .065 .065 .070 .070 .070 .095 .095 .095 .105 .105 .110 .110 .110 .11
16、0 .110 .130 5000 5000 5000 4000 5000 3000 4000 5000 2000 5000 2000 4000 5000 2000 4000 5000 2000 4000 2000 4000 5000 2000 4000 2000 .0369 .0369 .0461 .0630 .0630 .0790 .0790 .0790 .132 .132 .188 .188 .188 .275 .275 .275 .425 .425 .480 .480 .480 .718 .718 1.120 .0211 .0211 .0263 .0360 .0360 .0452 .04
17、52 .0452 .0753 .0753 .107 .107 .107 .157 .157 .157 .243 .243 .274 .274 .274 .410 .410 .640 NOTES: /1/ MATERIAL: a. CODE LETTER T - TYPE 6AL-4V TITANIUM ALLOY FORGING OR BAR PER AMS 4965. b. CODE LETTER P - TYPE 17-4PH CORROSION RESISTANT STEEL FORGING OR BAR PER AMS 5643. c. CODE LETTER V - TYPE 15-
18、5PH CORROSION RESISTANT STEEL FORGING OR BAR PER AMS 5659. 2. HEAT TREATMENT: a. MATERIAL CODE LETTER T - NONE. b. MATERIAL CODE LETTERS P AND V - HEAT TREAT TO CONDITION H 1075 PER AMS 2759/3. 3. FINISH: a. MATERIAL CODE LETTER T - NONE. b. MATERIAL CODE LETTER P AND V - PASSIVATE PER AMS 2700. AER
19、OSPACE STANDARD AS4231 SHEET 4 OF 4 REV. C FITTING, ELBOW, 45, BULKHEAD, EXTERNAL THREAD, BEAM SEAL TO INTEGRAL WELD RING /4/ DRY FILM LUBRICANT: APPLY DRY FILM LUBRICANT PER AS5272, TYPE I TO THE SEALING SURFACE OF AS4207 FITTING END. OVERSPRAY IN BORE IS NOT PERMITTED. /5/ PROCUREMENT SPECIFICATIO
20、N: AS4510 EXCEPT AS SPECIFIED ON THIS STANDARD. THIS PART SHALL BE QUALIFIED TO THE PROCUREMENT SPECIFICATION IN A COMPLETE ASSEMBLY. THE AS4208 FITTING END SHALL HAVE BEEN QUALIFIED TO THE APPLICABLE REQUIREMENTS OF AS85421 OR AS85720. USERS OF THIS STANDARD ARE ADVISED TO CONTROL SOURCE APPROVAL(S
21、) BY STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS. /6/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. MANUFACTURERS IDENTIFICATION, CAGE CODE NUMBER OR TRADEMARK, BASIC NUMBER, MATERIAL CODE LETTER, AND TUBE WALL CODE. /7/ THIS PART IS DESIGNED FOR USE
22、IN SYSTEMS WITH MAXIMUM OPERATING PRESSURES SHOWN IN TABLE 1 WITH THE RECOMMENDATION THAT THE MINIMUM WALL THICKNESS OF THE TUBING WELDED TO THE AS4697 FITTING END OF PORT #2 BE THE VALUE SHOWN FOR THE APPROPRIATE OPERATING PRESSURE IN ARP4698. THINNER WALL THICKNESSES MAY BE USED. 8. WHEN MACHINED
23、FROM BAR OR OVERSIZED FORGINGS, THE CENTER BODY SECTION SHALL CONFORM TO AS1376, TABLE 4. /9/ .030 TO .125 RADIUS UNLESS QUALIFICATION OF SPECIAL PROCESS WITH SMALLER RADIUS. APPLICABLE FOR TITANIUM ALLOY PARTS ONLY. /10/ IF PORT #1 IS STYLE A, D WILL EXTEND THE ID LENGTH AND E WILL NOT APPLY. 11. I
24、NTERPRETATION OF DRAWING PER ARP4296. 12. SURFACE TEXTURE: SYMBOLS PER ANSI Y14.36; REQUIREMENTS PER ANSI/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 TOLERAN
25、CING: ASME Y14.5M-1994 15. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .015, ANGULAR DIMENSIONS 2. /16/ EXAMPLE OF PART NUMBER: 17. 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.
