1、 AEROSPACE MATERIAL SPECIFICATION Carbon Fiber Tape and Sheet Epoxy Resin Impregnated G 355,000 (2448) Tensile, 22,000,000 (152) Modulus, 130 (266) 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 3894/18Issued JAN 1990 Reaffirmed JUN 2005 1.SCOPE:Form: This specificatio
5、n covers one type of toughened, high-impactepoxy-resin-impregnated carbon fibers in the form of tape and sheet.Application:Primarily for use in structural composites requiring impactresistance and high mechanical properties up to 130C (266F).Classification: G 355,000 psi (2448G8MPa)tensile strength,
6、22,000,000psi(152 GPa) tensile modulus carbon fiber impregnated with epoxy resin forservice up to 130C (266F).2. APPLICABLE DOCUMENTS: See AMS 3894.TECHNICAL REOUIREMENTS: The complete requirements for procuring the productdescribed herein shall consist of this document and the latest issue of theba
7、sic specification, AMS 3894.Material: The product shall be AMS 3892/12 high tensile strength carbonfibers impregnated with epoxy resin formulated to meet the requirementsspecified herein.Storaqe Life:The product shall meet the requirements of thisspecification when tested at any time up to six month
8、s from date ofreceipt by purchaser provided it has been stored in the original unopenedcontainers at not higher than -18C (0F).1.11.31.23.3.1 Basic Specification:3.23.2.1Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without li
9、cense from IHS-,-,-SAE - 2 - AMS 3894/18 AMS 3894/183.2.2 WorkingLife:The product shall meet the requirements of thisspecification when tested after continuous exposure for up to 20 dayswithin the relative humidity and temperature limits shown in Figure 1. I18 2124 27C(64) (70) (75) (81F)FIGURE 13.3
10、Properties ofUncuredImpregnated Product:Shall be as follows; tests shallbe performed on the product after warming to above the dew point prior tosampling and in accordance with test methods listed in the basicspecification:3.3.1 Volatile Content, % of product weight, maximum 2.0Test temperature: 175
11、C 5 (347F 9)Test time: 15 - 60 minutesResin Solids Content, % by weight Preproduction Value 3Resin Flow,%by weightGel Time, minutesTo be reportedPreproduction Value 20%3.3.5 Tack Shall adhere for not lessthan 30 minutes3.4 Properties of Cured Laminates: Shall be as follows, determined on specimenscu
12、t from a test panel prepared as specified in the basic specification andtested in accordance with test methods specified therein:3.4.1Shall be as specified in Table I. 3.4.2 Density: Shall be determined on the test laminate used to determinemechanical properties; values for each test laminate shall
13、be reported.3.3.23.3.33.3.4Mechanical Properties:Fiber density and cured resin density shall also be reported.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE - 3 - AMS 3894/18 AMS 3894/183.4.3 Vo
14、id Content: Shall be not greater than 2%.4. QUALITY ASSURANCE PROVISIONS: See AMS 3894.5. PREPARATION FOR DELIVERY: Shall be in accordance with AMS3894 and thefollowing:5.1 Exterior package marking shalla maximum indicate storage temperature of-18C (0F).6. ACKNOWLEDGMENT: See AMS 3894.7. REJECTIONS:
15、See 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 3894/18 AMS 3894/18MECHANICAL PROPERTIES OF CURED LAMINATES-55C 5(-67F 9)psiMPaValue (1)Test Temperat
16、ure (3)20-30C-86F)130C 5(266F 9)psiMPaProperty (2)psiMPaTensile Strength, minimumLongitudinalTransverseTBR (4)TBRTBR355,0002,448TBRTBR8,00055TBRTBRTensile Modulus, minimumLongitudinalTransverse22,000,000151,685TBRTBR900,0006,205TBRTBRTBRTBRCompressive Strength, minimumLongitudinal TransverseTBRTBRNA
17、(5)NA180,0001,241TBRTBRTBRTBRTBRTBRCompressive Modulus. minimum19,000,000TBRTBRTBRTBRTBRTBRLongitudinal TransverseFlexural Strength, minimumLongitudinalFlexural Modulus, minimumLongitudinalTBRTBRNANANANANANATBRTBRTBRTBRTBRTBR13,00089.6TBRTBRTBRTBRInterlaminar Shear Strength, minimumTBRTBRNOTES: 1.Av
18、erage of four determinations per test.No individual value shall be less than 90% of theaverage value specified.2.Property values are based on a test laminate with a fiber volume of 60% 3. Certainproperty values may be adjusted for other fiber volumes of the test laminate by multiplyingthe listed req
19、uirements by the ratio: Actual Fiber Volume,%/60.When such adjustment isused, report the actual fiber volume of the test laminate.3.Test after not less than 30 minutes exposure at the test temperature.4.TBR-To be reported inpreproductiontest report.5.NA-Not applicable.68TBRTBRTBR131,000TABLE ICopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
