1、_ SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising there
2、from, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2012 SAE International All rights reserved. No part of this publication m
3、ay be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, 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 U
4、SA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org SAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/AMS5688L AEROSPACE MATERIAL SPECIFICATION AMS5688 REV. L Issued 1939-12 Revised 2007-05 Reaff
5、irmed 2012-10 Superseding AMS5688K Steel, Corrosion-Resistant, Wire 18Cr - 9.0Ni (SAE 30302) Spring Temper (Composition similar to UNS S30200) RATIONALE AMS5688L has been reaffirmed to comply with the SAE five-year review policy. SAE AMS5688L Page 2 of 7 2.2 ASTM Publications Available from ASTM Int
6、ernational, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. Tension Testing of Metallic Materials ASTM E 8 ASTM E 353 Chemical Analysis of Stainless, Heat-Resisting, Maraging, and Other Similar Chromium-Nickel Iron Alloys 3. TECHNICAL REQUIREM
7、ENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 353, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1 - COMPOSITION 3.1 .1 Check Analysis Element Carbon Manganese
8、 Silicon Phosphorus Sulfur Chromium Nickel Molybdenum Copper min max 0.15 2.00 1.00 0.040 0.030 17.00 19.00 8.00 10.00 0.75 0.75 Composition variations shall meet the applicable requirements of AMS 2248. 3.2 Condition Spring temper, cold drawn or rolled to required size. 3.2.1 Wire shall be supplied
9、 in coils or as ordered. 3.3 Properties Wire shall conform to the following requirements: 3.3.1 Tensile Strength Round wire, square wire, and rectangular wire having nominal width not greater than four times the nominal thickness shall have tensile strength as shown in Table 2, determined in accorda
10、nce with ASTM E 8. SAE AMS5688L Page 3 of 7 TABLE 2A- TENSILE PROPERTIES, INCH/POUND UNITS Nominal Diameter or Thickness Inch Up to 0.009, incl 0.010 0.011 0.012 0.013 0.014 0.015 0.016 0.017 0.018 0.020 0.022 0.024 0.026 0.028 0.031 0.034 0.037 0.041 0.045 0.050 0.054 0.058 0.063 0.070 0.075 0.080
11、0.087 0.095 0.105 0.115 0.125 0.135 0.148 0.162 0.177 0.192 0.207 0.225 0.250 0.278 0.306 0.331 0.362 0.394 0.438 0.500 Over 0.500 Tensile Strength ksi Round 325- 355 320- 350 318- 348 316- 346 314- 344 312- 342 310- 340 308- 338 306- 336 304- 334 300- 330 296- 326 292- 322 291 - 320 289- 318 285- 3
12、15 282- 310 280- 308 275- 304 272- 300 267-295 265-293 261 -289 258-285 252-281 250- 278 246- 275 242-271 238-268 232-262 227- 257 222-253 217-248 210-241 205-235 198- 228 194- 225 188- 220 182-214 175-205 168- 198 161 - 192 155- 186 150- 1801 145- 1731 140- 1701 135- 1651 130- 1601 Tensile Strength
13、 ksi Square and Rectangular 295 - 325 290 - 320 288 - 318 286 - 316 284 - 314 282 - 312 280 - 310 278 - 308 276 - 306 274 - 304 270 - 300 266 - 296 262 - 292 261 - 291 259 - 289 255 - 285 252 - 282 250 - 280 245 - 275 242 - 272 237 - 267 235 - 265 231 - 261 228 - 258 222 - 252 220 - 250 216 - 246 21
14、2 - 242 208 - 238 202 - 232 197 - 227 192 - 222 187 - 217 180 - 210 175 - 205 168 - 198 164 - 194 158 - 188 152 - 182 145 - 175 138 - 168 131 - 161 125 - 155 118 - 148 112 - 142 1 These properties have not been verified in accordance with AMS statistical procedures. SAE AMS5688L Page 4 of 7 TABLE 28
15、- TENSILE PROPERTIES, Sl UNITS Nominal Diameter or Thickness Millimeters Up to 0.23, incl 0.25 0.28 0.30 0.33 0.36 0.38 0.41 0.43 0.46 0.51 0.56 0.61 0.66 0.71 0.79 0.86 0.94 1.04 1.14 1.27 1.37 1.47 1.60 1.78 1.90 2.03 2.21 2.41 2.67 2.92 3.18 3.43 3.76 4.1 1 4.50 4.88 5.26 5.72 6.35 7.06 7.77 8.41
16、 9.19 10.01 11.11 12.70 Over 12.70 Tensile Strength MPa Round 2241 -2448 2206-2413 2193-2399 2179- 2386 2165-2372 2151-2358 2137-2344 2124- 2331 2110-2317 2096-2303 2068- 2275 2041 -2248 2013-2220 2006-2206 1993-2193 1965-2172 1944- 2137 1931 -2124 1896-2096 1875- 2068 1841 -2034 1827-2020 1800- 199
17、3 1779- 1965 1738- 1937 1724- 1917 1696- 1896 1669- 1869 1641 - 1848 1600- 1806 1565- 1772 1531 - 1744 1496- 1710 1448- 1662 1413- 1620 1365- 1572 1338- 1551 1296- 1517 1255- 1476 1207- 1413 1158- 1365 1110- 1324 1069- 1282 1034- 12411 1000- 11931 965- 11721 931 - 11381 896- 11031 Tensile Strength M
18、Pa Square and Rectangular 2034- 2241 2000- 2207 1986- 2193 1972- 2179 1958-2165 1944- 2151 1931- 2137 1917-2124 1903- 2110 1889- 2096 1862- 2068 1834- 2041 1806 - 2013 1800- 2006 1786- 1993 1758- 1965 1738- 1944 1724- 1931 1689- 1896 1669- 1875 1634- 1841 1620- 1827 1593- 1800 1572- 1779 1531 - 1737
19、 1517- 1724 1489- 1696 1462- 1669 1434- 1641 1393- 1600 1358- 1565 1324- 1531 1289- 1496 1241- 1448 1207 - 1413 1158- 1365 1131 - 1338 1089- 1296 1048- 1255 1000- 1207 952- 1158 903- 1110 862- 1069 814- 1020 772- 979 1 These properties have not been verified in accordance with AMS statistical proced
20、ures. 3.3.1.1 Tensile strength requirements for each size of straightened or flattened cut lengths, when ordered, may be reduced by 10% of the applicable tensile strength value shown in Table 2. 3.3.1.2 Tensile strength requirements for intermediate sizes shall be as specified for the next larger st
21、andard size. SAE AMS5688L Page 5 of 7 3.3.2 Wrapping Round wire shall withstand, without cracking, wrapping at room temperature five full, closely spaced turns around a diameter equal to the nominal diameter of the wire. 3.3.3 Coiling Round wire, 0.180 inch (4.57 mm) and under in nominal diameter, s
22、hall show a uniform pitch with no splits or fractures when wound into a tightly closed coil on an arbor of the size specified in Table 3 and the resultant coil stretched to a permanent set of four times its as-wound length. TABLE 3A- COILING ARBOR DIAMETER, INCH/POUND UNITS Nominal Wire Diameter Inc
23、h Up to 0.034, incl Over 0.034 to 0.045, incl Over 0.045 to 0.055, incl Over 0.055 to 0.125, incl Over 0.125 to 0.180, incl Arbor Diameter Inch 0.102 0.145 0.212 0.250 0.380 TABLE 3B- COILING ARBOR DIAMETER, Sl UNITS 3.4 Quality Nominal Wire Diameter Millimeters Up to 0.86, incl Over 0.86 to 1.14, i
24、ncl Over 1.14 to 1.40, incl Over 1.40 to 3.18, incl Over 3.18 to 4.57, incl Arbor Diameter Millimeters 2.59 3.68 5.33 6.35 9.65 3.4.1 Wire, as received by purchaser, shall be uniform in quality and condition, sound, and free from kinks, twists, scrapes, splits, cold shuts, and other imperfections de
25、trimental to usage of the wire. 3.4.2 Wire shall have a bright, smooth, cold drawn or rolled surface free from pits, abrasions, and other surface imperfections. Wire for coiling on automatic spring winding machines shall be furnished with a lubricating coating suitable for such purpose. 3.4.3 All we
26、lds made on coiled or spooled wire shall be marked and the method of marking shall be specified on the spool, label, or tag (See 8.2). Straightened or flattened cut lengths shall have no welds. 3.5 Tolerances Shall conform to all applicable requirements of AMS 2241 . 4. QUALITY ASSURANCE PROVISIONS
27、4.1 Responsibility for Inspection The vendor of wire shall supply all samples for vendors tests and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the wire conforms to spec
28、ified requirements. 4.2 Classification of Tests All technical requirements are acceptance tests and shall be performed on each heat or lot as applicable. SAE AMS5688L Page 6 of 7 4.3 Sampling and Testing Shall be in accordance withAMS 2371. 4.4 Reports The vendor of wire shall furnish with each ship
29、ment a report showing the results of tests for composition of each heat and for tensile, wrapping, and coiling properties of each lot, and stating that the product conforms to the other technical requirements. This report shall include the purchase order number, heat and lot numbers, AMS 5688L, nomi
30、nal size, and quantity. 4.5 Resampling and Retesting Shall be in accordance withAMS 2371. 5. PREPARATION FOR DELIVERY 5.1 Identification Each coil, spool, drum, or box shall be identified with a durable label or tag legibly marked with not less than the purchase order number. AMS 5688L, heat and lot
31、 numbers. nominal size. quantity, manufacturers identification. and method of marking welds. 5.2 Protective Treatment Wire shall be protected from corrosion prior to shipment. 5.3 Packaging Containers of wire shall be prepared for shipment in accordance with commercial practice and in compliance wit
32、h applicable rules and regulations pertaining to the handling, packaging , and transportation of the wire to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase order
33、s. 7. REJECTIONS Wire not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 A change bar (I) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have
34、been made to the previous issue of this specification. An (R) symbol to the left of the document title indicates a complete revision of the specification, including technical revisions. Change bars and (R) are not used in original publications, nor in specifications that contain editorial changes on
35、ly. 8.2 Welded portions of the wire may not satisfy the property requirements of the specification. 8.3 Terms used in AMS are clarified in ARP1917. 8.4 Dimensions and properties in inch/pound units and the Fahrenheit temperatures are primary; dimensions and properties in Sl units and the Celsius tem
36、peratures are shown as the approximate equivalents of the primary units and are presented only for information. SAE AMS5688L Page 7 of 7 8.5 Purchase documents should specify not less than the following: AMS 5688L Shape (round, square, rectangular) of wire desired Nominal size of wire desired Quantity of wire desired Type of packaging desired (coil, spool, drum, box). PREPARED BY AMS COMMITTEE “F“
