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    SAE AMS 3670 1B-1995 UNFILLED POLYAMIDE-IMIDE BAR ROD AND SHAPES《未充填的聚酰胺 酰亚胺棒材 杆材和型材》.pdf

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    SAE AMS 3670 1B-1995 UNFILLED POLYAMIDE-IMIDE BAR ROD AND SHAPES《未充填的聚酰胺 酰亚胺棒材 杆材和型材》.pdf

    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 entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefro

    2、m, 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 2004 SAE InternationalAll rights reserved. No part of this publication may be

    3、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: 724-776-4970 (outside USA)Fax: 724-

    4、776-0790Email: custsvcsae.orgSAE WEB ADDRESS: http:/www.sae.orgUNFILLED POLYAMIDE-IMIDE BAR, ROD, AND SHAPES1. SCOPE:1.1 Form: This specification covers an unfilled polyamide-imide plastic in the form of molded or extruded bar, rod, and shapes.1.2 Application: These products have been used typically

    5、 for parts requiring good dielectric properties, thermal resistance, and toughness up to 250 C (482 F), but usage is not limited to such applications.2. APPLICABLE DOCUMENTS: See AMS 3670.3. TECHNICAL REQUIREMENTS: 3.1 Basic Specification: The complete requirements for procuring the product describe

    6、d herein shall consist of this document and the latest issue of the basic specification, AMS 3670.3.2 Material: Shall be a molded, unfilled (less than 5% additive) polyamide-imide polymer.AEROSPACE MATERIAL SPECIFICATIONAMS 3670/1BIssued JAN 1981Revised APR 1995Reaffirmed JUN 2004Superseding AMS 367

    7、0/1AAMS 3670/1B SAE AMS 3670/1B- 2 -3.3 Properties: The product shall conform to the requirements shown in Table 1, determined on injection-molded, post-cured test specimens and in accordance with specified test methods. Specimens for elevated temperature tests shall be held at the test temperature

    8、for not less than 30 minutes prior to testing. Values for tensile strength, elongation, flexural strength, and compressive strength shall be reported as the average of three determinations for each test; no individual value shall be less than 90% of the minimum average value specified.TABLE 1 - Prop

    9、ertiesProperty Requirement Test Method3.3.1 Color Brown, as approved onpreproduction sample3.3.2 Tensile Strength, min averageAt 23 C 1 (73 F 2)At 250 C 5 (482 F 9)23.0 ksi (159 MPa)6000 psi (41.4 MPa)ASTM D 17083.3.3 Elongation, min averageAt 23 C 1 (73 F 2) 9%ASTM D 17083.3.4 Flexural Strength, mi

    10、n averageAt 23 C 1 (73 F 2)At 250 C 5 (482 F 9)28.0 ksi (193 MPa)8500 psi (58.6 MPa)ASTM D 790 orASTM D 790M3.3.5 Compressive Strength, min averageAt 23 C 1 (73 F 2) 24.0 ksi (165 MPa)ASTM D 695or ASTM D 695M3.3.6 Specific Gravity at 23/23 C (73/73 F) 1.38 to 1.44 ASTM D 792Method A3.3.7 Water Absor

    11、ption, max24.0 to 24.5 hours at 23 C 1 (73 F 2) 0.5%ASTM D 5703.3.8 Heat Deflection Temperature, min1/8 inch (3.2 mm) specimen264 psi (1820 kPa) 260 C (500 F)ASTM D 6483.3.9 Dielectric Strength, min averageDry, short time test, 1/8 inch (3.2 mm)specimen500 volts/mil(19.7 kV/mm)ASTM D 1493.3.10 Dissi

    12、pation Factor, max103Hz0.025ASTM D 1503.3.11 Dielectric Constant, max103Hz3.0 to 5.0ASTM D 150AMS 3670/1B SAE AMS 3670/1B- 3 -4. QUALITY ASSURANCE PROVISIONS: See AMS 3670.5. PREPARATION FOR DELIVERY: See AMS 3670.6. ACKNOWLEDGMENT: See AMS 3670.7. REJECTIONS: See AMS 3670.8. NOTES: See AMS 3670.PREPARED UNDER THE JURISDICTION OF AMS COMMITTEE “P“


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