1、 AEROSPACE MATERIAL SPECIFICATION Carbon Fiber Tape and Sheet Epoxy Resin Impregnated G 150,000 (1034) Tensile, 20,000,000 (138) Modulus, 175 (347) SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use o
2、f this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, 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
3、 cancelled. SAE invites your written comments and suggestions. Copyright 2005 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, or otherwise,
4、 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 AMS 3894/2BIssued NOV 1972 Revised JAN 1989 Superseding AMS 3894/2A 1. SCOPE:1
5、.1 Form: This specification covers one type of epoxy-resin-impregnated carbonfibers in the form of tape and sheet.1.2 Application: Primarily for use in structural composites requiring hightensile strength up to 175C (347F).1.3 Classification: G 150,000 psi (1034 MPa) tensile strength, 20,000,000 psi
6、(138 GPa) tensile modulus carbon fiber impregnated with epoxy resin forservice up to 175C (347F).2. APPLICABLE DOCUMENTS: See AMS 3894.3. TECHNICAL REQUIREMENTS:3.1 Basic Specification: The complete requirements for procuring the productdescribed herein shall consist of this document and the latest
7、issue of thebasic specification, AMS 3894.3.2 Material: The product shall be AMS 3892/3 high tensile strength carbonfibers impregnated with epoxy resin formulated to meet the requirementsspecified herein.3.2.1 Storage Life: The product shall meet the requirements of thisspecification when tested at
8、any time up to six months from date ofreceipt by purchaser provided it has been stored in the original unopenedcontainers at not higher than 18C (OF).3.2.2 Working Life: The product shall meet the requirements of thisspecification when tested after continuous exposure for up to 20 dayswithin the rel
9、ative humidity and temperature limits shown in Figure 1.Reaffirmed JUN 2005 Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE - 2 - AMS 3894/2B AMS 3894/2BFigure 13.3 Properties of Uncured Impregna
10、ted Product: Shall be as specified in 3.3.1through 3.3.5. Tests shall be performed on the product after warming toabove the dew point prior to sampling and in accordance with test methodslisted in the basic specification.3.3.1 Volatile Content, % of resinweight, maximum 1.5Test Temperature: 120C 5(2
11、48F 9)Test time: 15 60 minutes3.3.2 Resin Solids Content, % by weight Preproduction Value 33.3.3 Resin Flow, % by weight 10 - 303.3.4 Gel Time, minimum Preproduction Value 10%3.3.5 Tack Shall adhere for not lessthan 30 minutes3.4 Properties of Cured Laminates: Shall be as follows, determined on spec
12、imenscut from a test panel prepared as specified in the basic specification andtested in accordance with test methods specified therein:3.4.1 Mechanical Properties: Shall be as specified in Table I.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or net
13、working permitted without license from IHS-,-,-SAE - 3 - AMS 3894/2B AMS 3894/2B3.4.2 Density: Shall be determined on the test laminate used to determinemechanical properties; values for each test laminate shall be reported.Fiber density and cured resin density shall also be reported.3.4.3 Void Cont
14、ent: Shall be not greater than 1%.4. QUALITY ASSURANCE PROVISIONS: See AMS 3894.5. PREPARATION FOR DELIVERY: Shall be in accordance with AMS 3894 and thefollowing:5.1 Exterior package marking shall indicate storage temperature of “-18C (OF),maximum“.6. ACKNOWLEDGMENT: See AMS 3894.7. REJECTIONS: See
15、 AMS 3894.8. NOTES: See AMS 3894.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE - 4 - AMS 3894/2B AMS 3894/2BMPa 896 TBR131,000 TBRTBR TBR TBR TBR 965103,421175C 5(347F 9)psi130,000 TBR 19.0 x 1
16、06TBR TBRTBRTBR TBR140,0015.0 x 106MPa1,034 TBR 137,895 TBR 1,034 TBR 137,895 TBR 1,310117,211 Value (1) Test Temperature (3)20 - 30C(68 - 86F)psi150,000 TBR 20.0 x 106TBR 150,000TBR20 x 106TBR 190,00017.0 x 106MPaTBR TBRT B RTBR NA TBR NA NA NA-55C 5(-67F 9)psiTBR (4) TBR TBR TBR TBR TBR TBR NA(5)T
17、BR NA NA NATABLE IMECHANICAL PROPERTIES OF CURED LAMINATESProperty (2) Tensile Strength, minimum Longitudinal Transverse Tensile Modulus, minimum Longitudinal Transverse Compressive Strength, minimum LongitudinalTransverseCompressive Modulus, minimum Longitudinal Transverse Flexural Strength, minimu
18、m Longitudinal Flexural Modulus, minimum Longitudinal Interlaminar Shear Strength, minimum TBR TBR 13,000 90 7,000 48NOTES: 1. Average of4determinationsfor each property except interlaminar shear strength. No individual value shall beless than 90% of the average value specified.2.Property valuesare
19、based on atest laminatewith a fiber volume of 60% 3.Certainpropertyvalues may beadjusted forotherfibervolumes of thetest laminatebymultiplyingthe listedrequirement bythe ratio:Actual FiberVolume, %/60. When suchadjustmentisused,report the actual fiber volume of thetest laminate.3. Test after not less than 30 minutes exposure at the test temperature. 4. TBR - To be reported in preproduction test report. 5 NA - Not applicable.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
