1、 METRIC AEROSPACE STANDARD (R) UNION, FLARELESS, NON-REDUCER, METRIC MA2025 Copyright 2003 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: 724-776-4970 (outside USA) Fax: 724-776-0790 Email: custsvcsae.org SAE WEB ADDRESS: http:/www.sae.org ISSUED 1986-03REVISED 2003-06 THIRD ANGLE PROJECTION CUSTODIAN: S
3、AE G-3/G-3B REV. B FEDERAL SUPPLY CLASS4730 MA2025 SHEET 1 OF 3 REV.B PROCUREMENT SPECIFICATION: MA2005 /4/ (ISO 7169)FIGURE 1 - UNION, NON-REDUCER TABLE 1 - DIMENSIONS AND WEIGHTS BASIC NO. (NOMINAL KG/EA KG/EA KG/EA MA2025 TUBE SIZE APPROX APPROX APPROX /12/ DN) T REF REF REF SIZE CODE /1/ PER MA1
4、370 H L ALUM CRES TI 05 05 MJ10 X 1.00 11.73-12.00 22.00 0.00390 0.01080 0.00618 06 06 MJ12 X 1.25 13.73-14.00 24.00 0.00576 0.01600 0.00913 08 08 MJ14 X 1.50 16.73-17.00 25.00 0.00779 0.02160 0.01230 10 10 MJ16 X 1.50 16.73-17.00 29.00 0.00970 0.02690 0.01540 12 12 MJ18 X 1.50 18.67-19.00 29.00 0.0
5、1170 0.03230 0.01850 14 14 MJ20 X 1.50 21.67-22.00 30.00 0.01560 0.04320 0.02470 16 16 MJ22 X 1.50 23.67-24.00 30.00 0.01760 0.04870 0.02780 20 20 MJ27 X 1.50 29.67-30.00 30.00 0.02740 0.07590 0.04340 25 25 MJ33 X 1.50 35.38-36.00 32.00 0.04250 0.11800 0.06750 32 32 MJ42 X 2.00 45.38-46.00 34.00 0.0
6、6920 0.19200 0.11000 40 40 MJ50 X 2.00 54.26-55.00 36.00 0.09650 0.26800 0.15300 Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-METRIC AEROSPACE STANDARD (R) UNION, FLARELESS, NON-REDUCER, METRIC MA20
7、25 REV. B MA2025 SHEET 2 OF 3 REV.B NOTES: /1/ DN = NOMINAL TUBE OUTSIDE DIAMETER, MILLIMETERS. /2/ MATERIAL: a. NO CODE LETTER (USE HYPHEN): TYPE 4130 STEEL BAR PER AMS-S-6758. b. CODE LETTER D (INACTIVE FOR USE): TYPE 2024-T6 ALUMINUM ALLOY BAR PER AMS 4112 OR TYPE 2024-T851 ALUMINUM ALLOY BAR PER
8、 AMS-QQ-A-225/6. c. CODE LETTER J: TYPE 304 CORROSION RESISTANT STEEL BAR PER AMS-QQ-S-763, CLASS 304. d. CODE LETTER K: TYPE 316 CORROSION RESISTANT STEEL BAR PER AMS-QQ-S-763, CLASS 316. e. CODE LETTER R: TYPE 321 CORROSION RESISTANT STEEL BAR PER AMS-QQ-S-763, CLASS 321. f. CODE LETTER S (INACTIV
9、E FOR USE): TYPE 347 CORROSION RESISTANT STEEL BAR PER AMS-QQ-S-763, CLASS 347. g. CODE LETTER T: TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS 4928. h. CODE LETTER W: TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS 4124. i. CODE S MATERIAL MAY BE USED UNTIL STOCK IS DEPLETED. CODE R MATERIAL MAY BE SUBSTITUTED
10、 WHENEVER CODE S MATERIAL IS SPECIFIED. j. CODE D MATERIAL MAY BE USED UNTIL STOCK IS DEPLETED. CODE W MATERIAL MAY BE SUBSTITUTED WHENEVER CODE S MATERIAL IS SPECIFIED. 3. FINISH: a. NO MATERIAL CODE LETTER (HYPHEN): CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. DIP IN OIL PER MIL-PRF-6083. b.
11、MATERIAL CODE LETTER T: FLUORIDE PHOSPHATE CONVERSION COAT PER AMS 2486 OR ANODIZE PER AMS 2488. c. MATERIAL CODE LETTER W: ANODIZE PER AMS 2471, DYED BROWN SIMILAR TO COLOR 10080 PER FED-STD-595. d. MATERIAL CODE LETTER J, K, R, AND S: PASSIVATE PER AMS-QQ-P-35, TYPE VI OR VII. /4/ PROCUREMENT SPEC
12、IFICATION: MA2005 (ISO 7169) THIS PART SHALL BE QUALIFIED TO THE PROCUREMENT SPECIFICATION AS APPLICABLE IN A COMPLETE ASSEMBLY. USERS OF THIS STANDARD ARE ADVISED TO CONTROL SOURCE APPROVAL(S) BY STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS. /5/ IDENTIFICATION AT LOCATION SHOWN: a. MARK PER AS47
13、8 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. b. MANUFACTURERS NAME, TRADEMARK OR CAGE CODE, BASIC PART NUMBER, AND MATERIAL CODE LETTER. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-METRIC AEROSPACE
14、STANDARD (R) UNION, FLARELESS, NON-REDUCER, METRIC MA2025 REV. B MA2025 SHEET 3 OF 3 REV.B 6. THIS PART DESIGNED FOR USE IN SYSTEMS AT TYPE II TEMPERATURE (-55 TO 135 C) WITH OPERATING PRESSURE AS FOLLOWS: a. ALL SIZES TITANIUM ALLOY AND CORROSION RESISTANT STEEL AND SIZES DN-05 THROUGH DN-20 ALUMIN
15、UM ALLOY AT CLASS E (21,000 kPa). b. SIZES DN-25 AND DN-32 ALUMINUM ALLOY AT CLASS B (10,500 kPa). c. SIZE DN-40 ALUMINUM ALLOY AT CLASS A (4000 kPa). d. TYPE AND CLASSES PER MA2001 (ISO 6771). 7. INTERPRETATION OF DRAWING PER MAP4296. 8. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M; REQUIREMENTS PER A
16、SME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES SHALL BE 3.2 MICROMETERS Ra. 9. BREAK EDGES 0.1 TO 0.4 UNLESS OTHERWISE SPECIFIED. 10. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1994. 11. DIMENSIONS IN MILLIMETERS, UNLESS OTHERWISE SPECIFIED. TOLERANCES: LINEAR DIMENSIONS 0.3, ANGULAR DIMENS
17、IONS 030. /12/ EXAMPLE OF PART NUMBER: 13. INVENTORIED PARTS CONFORMING TO THE PREVIOUS LETTER CHANGE MAY BE USED TO DEPLETION. 14. 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. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-
