SAE AMS 3813A-1988 Rope Aramid Fiber Jacketed for Antenna- Support Systems《天线支承系统用套式芳族聚酰胺纤维绳索》.pdf

1、SAE-AMS3813ADOPTION NOTICESAE-AMS3813, “ROPE, ARAMID FIBER, JACKETED FOR ANTENNA-SUPPORTSYSTEMS“, was adopted on 14-AUG-95 for use by the Department ofDefense (DoD). Proposed changes by DoD activities must besubmitted to the DoD Adopting Activity: Commander, Defense SupplyCenter Philadelphia, ATTN:

2、DSCP-ITAA, 700 Robbins Avenue,Philadelphia, PA 19111-5096. Copies of this document may bepurchased from the Society of Automotive Engineers 400Commonwealth Drive Warrendale, Pennsylvania, United States,15096-0001. http:/www.sae.org/_Custodians: Adopting Activity:DLA - ISArmy - GLNavy - SHAir Force -

3、 99DLA - ISFSC 4020DISTRIBUTION STATEMENT A: Approved for public release; distributionis unlimited.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE Technical Standards Board Rules provide that: “T

4、his report is published by SAE to advance the state of technical and enginee ring sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.”SAE revi

5、ews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invit es your written comments and suggestions.Copyright 1998 Society of Automotive Engineers, Inc.All rights reserved. Printed in U.S.A.QUESTIONS REGARDING THIS DOCUMENT: (724) 772-716

6、1 FAX: (724) 776-0243TO PLACE A DOCUMENT ORDER: (724) 776-4970 FAX: (724) 776-0790SAE WEB ADDRESS: http:/www.sae.org400 Commonwealth Drive, Warrendale, PA 15096-0001AEROS PACE MATERIAL SPECIFIC ATIONSubmitted for recognition as an American National StandardAMS 3813AIssued APR 1978Revised JUL 1988Rea

7、ffirmed SEP 1998Superseding AMS 3813Rope, Aramid Fiber, JacketedFor Antenna-Support Systems1. SCOPE:1.1 Form: This specification and its supplementary detail specifications cover ropes manufactured from aramid-fiber yarns and covered with a protective jacket.1.2 Application: Primarily for nonconduct

8、ive tension elements in antenna-supports where superior long-term weather resistance and extremely light weight are required.1.3 Classification: The products specified herein and in the applicable detail specification define each rope by form, material, construction, and property characteristics. Th

9、e rope construction covered by each detail specification appears as part of the title.1.4 Safety - Hazardous Materials: While the materials, methods, applications, and processes described or referenced in this specification may involve the use of hazardous materials, this specification does not addr

10、ess the hazards which may be involved in such use. It is the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel involved.2. APPLICABLE DOCUMENTS:Th

11、e following publications form a part of this specification to the extent specified herein. The latest issue of SAE publications shall apply. The applicable issue of other publications shall be the issue in effect on the date of the purchase order.Copyright SAE International Provided by IHS under lic

12、ense with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS 3813A- 2 -2.1 SAE Publications:Available from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001.AMS 2350 Standards and Test MethodsAMS 3904/5 Yarn, Organic Fiber, 1560 Denier, 4% Fi

13、nish2.2 ASTM Publications:Available from ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.ASTM G 53 Operating Light - and Water-Exposure Apparatus (Fluorescent UV-Condensation Type) for Exposure of Nonmetallic Materials2.3 U.S. Government Publications:Available from DODSSP, Subscription

14、 Services Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.MIL-STD-794 Parts and Equipment, Procedures for Packaging and Packing of2.4 ANSI Publications:Available from ANSI, 11 West 42nd Street, New York, NY 10036-8002.ANSI C29.1 - Test Methods for Electrical Power InsulatorsANSI C

15、68.1 - Techniques for Dielectric Tests2.5 ISO Publications: Available from ANSI, 11 West 42nd Street, New York, NY 10036-8002.ISO 1142 Ropes - Sampling and Conditioning for TestingISO 2307 Ropes - Determination of Certain Physical and Mechanical Properties3. TECHNICAL REQUIREMENTS: 3.1 Detail Specif

16、ications: The requirements for a specific rope shall consist of all requirements specified herein in addition to requirements specified in the applicable detail specification. In case of conflict between requirements of this basic specification and an applicable detail specification, requirements of

17、 the detail specification shall govern.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS 3813A- 3 -3.2 Material and Construction: The rope shall consist of aramid fiber yarns, combine

18、d by rope-making operations into the rope construction specified in the applicable detail specification, and covered with a protective jacket as specified herein and in the applicable detail specification.3.2.1 Yarns: Shall be as specified in the applicable detail specification. Constructional yarns

19、 shall consist of one or more single yarns gathered together and, when specified in the applicable detail specification, impregnated with a polymeric formulation.3.2.2 Impregnation: The polymeric formulations used for impregnation of the yarns and strands, when required, shall be as specified in the

20、 applicable detail specification.3.2.3 Jacketing: The jacket applied to the finished rope shall be tough, flexible, abrasion resistant, impervious to moisture, and weather resistant as specified in the applicable detail specification.3.3 Properties: Rope shall conform to the requirements of this spe

21、cification and the applicable detail specification; tests shall be performed on the rope supplied and in accordance with specified test methods, insofar as practicable.3.3.1 Breaking Strength and Linear Density: Shall be as specified in the applicable detail specification, determined in accordance w

22、ith ISO 2307 except that any type of high-performance end fittings or grips may be used.3.3.2 Weatherability : The breaking strength of the finished rope shall be as specified for the rope construction and size shown in the applicable detail specification, determined as in 3.3.1 after stressed expos

23、ure to accelerated weathering conditions specified in 4.5.1.3.3.3 Vibration Fatigue: The breaking strength of the finished rope shall be as specified for the construction and size shown in the applicable detail specification, determined as in 3.3.1 after stressed exposure to simulated aeolian vibrat

24、ion conditions specified in 4.5.2.3.3.4 Flashover Voltage: The low-frequency wet flashover voltage on a 2-foot (610 mm) long specimen of finished rope shall be as specified in the applicable detail specification, determined in accordance with 4.5.3.3.4 Quality: Rope, as received by purchaser, shall

25、be uniform in quality and condition, smooth, and free from foreign materials and from imperfections detrimental to usage of the rope.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS

26、3813A- 4 -3.5 Sizes and Tolerances: 3.5.1 Diameter: Shall be as specified in the applicable detail specification. Tolerances on diameters shall be as agreed upon by purchaser and vendor.3.5.2 Length: Shall be as specified by purchaser. Actual lengths shall be not less than the length specified.3.5.3

27、 In case of dispute between purchaser and vendor, diameter and length shall be measured with the rope under tension as specified in ISO 2307.4. QUALITY ASSURANCE PROVISIONS: 4.1 Responsibility for Inspection: The vendor of rope shall supply all samples for vendors tests and shall be responsible for

28、performing all required tests. Results of such tests shall be reported to the purchaser as requiredby 4.6. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the rope conforms to the requirements of this specification.4.2 Classification of

29、Tests: 4.2.1 Acceptance Tests: Tests to determine conformance to the following requirements are classified as acceptance tests and shall be performed on each lot:4.2.1.1 Material and construction (3.2), quality (3.4), and sizes and tolerances (3.5).4.2.1.2 Breaking strength, linear density, and flas

30、hover voltage as specified in the applicable detail specification.4.2.2 Preproduction Tests: Tests to determine conformance to all technical requirements of this specification and the applicable detail specification are classified as preproduction tests and shall be performed prior to or on the init

31、ial shipment of rope to a purchaser, when a change in material, processing, or both requires reapproval as in 4.4, and when purchaser deems confirmatory testing to be required.4.2.2.1 For direct U.S. Military procurement, substantiating test data and, when requested, preproduction test material shal

32、l be submitted to the cognizant agency as directed by the procuring activity, contracting officer, or request for procurement.4.3 Sampling: Shall be in accordance with ISO 1142; the number of determinations for each requirement shall be as specified in the applicable test procedure or, if not specif

33、ied therein, not less than three.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS 3813A- 5 -4.4 Approval: 4.4.1 Sample rope shall be approved by purchaser before rope for production

34、use is supplied, unless such approval be waived by purchaser. Results of tests on production rope shall be essentially equivalent to those on the approved sample.4.4.2 Vendor shall use ingredients, manufacturing procedures, processes, and methods of inspection on production rope which are essentiall

35、y the same as those used on the approved sample rope. If necessary to make any change in ingredients, in type of processing, or in manufacturing procedures, vendor shall submit for reapproval a statement of the proposed changes in material, processing, or both and, when requested, sample rope. Produ

36、ction rope made by the revised procedures shall not be shipped prior to receipt of reapproval.4.5 Test Methods: 4.5.1 Stressed Exposure to Accelerated Weathering Conditions: A tensile specimen, suitable for determining the breaking strength in accordance with 3.3.1, shall be exposed to simulated env

37、ironmental conditions as specified in ASTM G53, while simultaneously subjected to a tensile load of not less than 30% of the minimum breaking strength of the rope specified in the applicable detail specification. The end fittings or grips on the specimen need not be exposed to the environmental cond

38、itions.4.5.2 Stressed Exposure to Simulated Aeolian Vibration: A tensile specimen, having length not less than 300 times the rope diameter and suitable for determining the breaking strength in accordance with 3.3.1, shall be subjected to not less than 100,000,000 cycles of forced, transverse vibrati

39、on at a resonant frequency between 45 and 90 Hz, while simultaneously subjected to an axial tensile load of not less than 50% of the minimum breaking strength of the rope specified in the applicable detail specification. The double amplitude of vibration at an antinode point shall be not less than t

40、he nominal diameter of the rope.4.5.3 Low Frequency, Wet, Flashover Voltage: Shall be determined in accordance with ANSI C29.1 with precipitation applied in accordance with ANSI C68.1, General Requirements Concerning Test Procedures.4.6 Reports: 4.6.1 The vendor of rope shall furnish with each shipm

41、ent a report showing the results of tests to determine conformance to the acceptance test requirements and stating that the rope conforms to the other technical requirements of this specification and the applicable detail specification. This report shall include the purchase order number, AMS 3813A

42、and its applicable detail specification number, vendors product identification, size, lot number, and quantity.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS 3813A- 6 -4.6.2 The ve

43、ndor of finished or semi-finished parts shall furnish with each shipment a report showing the purchase order number, AMS 3813A and the applicable detail specification number, contractor or other direct supplier of rope, part number, and quantity. When rope for making parts is produced or purchased b

44、y the parts vendor, that vendor shall inspect each lot of rope to determine conformance to the requirements of this specification and the applicable detail specification and shall include in the report either a statement that the rope conforms or copies of laboratory reports showing the results of t

45、ests to determine conformance.4.7 Resampling and Retesting: If any specimen used in the above tests fails to meet the specified requirements, disposition of the rope may be based on the results of testing three additional specimens for each original nonconforming specimen. Failure of any retest spec

46、imen to meet the specified requirements shall be cause for rejection of the rope represented and no additional testing shall be permitted. Results of all tests shall be reported.5. PREPARATION FOR DELIVERY: 5.1 Product Identification: Each length of rope shall be identified at both ends by a suitabl

47、e label showing not less than the applicable detail specification number, size designation, manufacturers identification, lot number, and length.5.2 Reeling: Ropes shall be supplied in continuous lengths, wound on reels with cores having an outside diameter not less than 24 times the rope diameter.

48、Winding shall be uniform and shall provide for proper unreeling. The ends shall be secured. Each reel shall be identified in a suitable manner with the information of 5.1.5.3 Packaging and Package Identification: 5.3.1 Reels of rope shall be packaged in suitable containers or otherwise prepared for

49、shipment in such a manner as to ensure that the rope, during shipment and storage, will not be distorted and will be protected against damage from exposure to weather or any other normal hazard.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3813A SAE AMS 3813A- 7 -5.3.2 Each package, or protected reel, shall be perm