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 ther
2、efrom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions. Copyright 2017 SAE International All rights reserved. No part of this
3、publication may 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: +1 724-776-49
4、70 (outside USA) 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:/standards.sae.org/AS4468G AEROSPACE STANDARD AS4468 REV. G Issued 1992-02 Revised 2017-10 Superseding AS4468F Ho
5、se Assembly, 125 psi, Lined Silicone, Potable Water, Procurement Specification RATIONALE Add Parts Standards listings. 1. SCOPE This SAE Aerospace Standard (AS) covers the requirements for a flexible, lightweight, low pressure, self-extinguishing, silicone hose assembly. The hose has a fully fluorin
6、ated fluoropolymer inner liner and is primarily intended for use in aircraft potable water systems. 2. REFERENCES 2.1 Applicable Documents The following publications form a part of this document to the extent specified herein. The latest issue of SAE publications shall apply. The applicable issue of
7、 other publications shall be the issue in effect on the date of the purchase order. In the event of conflict between the text of this document and references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless
8、 a specific exemption has been obtained. 2.1.1 SAE Publications Available from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org. AMS2472 Anodic Treatment of Aluminum Alloys Sulfuric Acid Proc
9、ess, Dyed Coatings AMS2700 Passivation of Corrosion Resistant Steels AMS4124 Aluminum Alloy, Rolled or Cold Finished Bars, Rods, and Wire 5.6Zn - 2.5Mg - 1.6Cu - 0.23Cr (7075-T73, T7351) Solution Heat Treated, Stress Relieved by Stretching, and Overaged AMS4771 Silver Alloy, Brazing Filler Metal, 50
10、Ag - 16Cd - 15.5Zn - 15.5Cu - 3.0Ni, 1170 to 1270 F (632 to 688 C) Solidus-Liquidus Range AMS4772 Silver Alloy, Brazing Filler Metal, 54Ag - 40Cu - 5.0Zn - 1.0Ni, 1325 to 1575 F (718 to 857 C) Solidus-Liquidus Range SAE INTERNATIONAL AS4468G Page 2 of 20 AMS4777 Nickel Alloy, Brazing Filler Metal, 8
11、2Ni - 4.5Si - 7.0Cr - 3.1B - 3.0Fe, 1780 to 1830 F (971 to 999 C) Solidus-Liquidus Range AMS4778 Nickel Alloy, Brazing Filler Metal, 92Ni - 4.5Si - 3.1B, 1800 to 1900 F Solidus-Liquidus Range AMS5556 Steel, Corrosion and Heat-Resistant, Seamless or Welded Hydraulic Tubing, 18Cr - 11Ni - 0.70Cb (SAE
12、30347), Solution Heat Treated AMS5557 Steel, Corrosion and Heat-Resistant, Seamless or Welded Hydraulic Tubing 18.5Cr - 10.5Ni - 0.40Ti (SAE 30321) Solution Heat Treated AMS5567 Steel, Corrosion Resistant, Seamless or Welded Hydraulic Tubing 19Cr - 10Ni (SAE 30304) Solution Heat Treated AMS5570 Stee
13、l, Corrosion and Heat-Resistant, Seamless Tubing 18Cr - 11Ni - 0.40Ti (321) Solution Heat Treated AMS5571 Steel, Corrosion and Heat-Resistant, Seamless Tubing, 18Cr - 10.5Ni - 0.70Cb (Nb) (347), Solution Heat Treated AMS5575 Steel, Corrosion and Heat-Resistant, Welded Tubing 18Cr - 10.5Ni - 0.70Cb (
14、Nb) (347) Solution Heat Treated AMS5636 Steel, Corrosion-Resistant, Bars and Wire 18Cr - 9.0Ni (SAE 30302) Solution Heat Treated and Cold Drawn 100 ksi (689 MPa) Tensile Strength AMS5637 Steel, Corrosion Resistant, Bars and Wire 18Cr - 9.0Ni (SAE 30302) Solution Heat Treated, Cold Drawn and Stress R
15、elieved 125 ksi (862 MPa) Tensile Strength AMS5639 Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 19Cr - 10Ni, Solution Heat Treated AMS5640 Steel, Corrosion-Resistant, Bars, Wire, and Forgings, 18Cr - 9.0Ni, Free Machining AMS5645 Steel, Corrosion and Heat Resistant, Bars, Wir
16、e, Forgings, Tubing, and Rings, 18Cr - 10Ni - 0.40Ti (321), Solution Heat Treated AMS5646 Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Tubing, and Rings 18Cr - 11Ni - 0.60Cb(Nb) (347) Solution Heat Treated AMS5647 Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 19C
17、r - 9.5Ni, Solution Heat Treated AMS5648 Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 17Cr - 12Ni - 2.5Mo (316), Solution Heat Treated AMS5688 Steel, Corrosion-Resistant, Wire 18Cr - 9.0Ni (SAE 30302) Spring Temper AMS5689 Steel, Corrosion and Heat Resistant, Wire 18
18、Cr - 10.5Ni - 0.40Ti (SAE 30321) Solution Heat Treated AMS5690 Steel, Corrosion and Heat Resistant, Wire 17Cr - 12Ni - 2.5Mo (316) Solution Heat Treated AMS5697 Steel, Corrosion-Resistant, Wire 19Cr - 9.5Ni (SAE 30304) Solution Heat Treated AMS-QQ-A-225 Aluminum and Aluminum Alloy, Bar, Rod, Wire, o
19、r Special Shapes; Rolled, Drawn, or Cold Finished; General Specification For SAE INTERNATIONAL AS4468G Page 3 of 20 AMS-QQ-S-763 Steel, Corrosion Resistant, Bars, Wire, Shapes, and Forgings AMS-STD-2219 Fusion Welding for Aerospace Applications ARP908 Torque Requirements, Installation and Qualificat
20、ion, Test, Hose and Tube Fitting ARP9013 Statistical Product Acceptance Requirements AS611 Hose Assembly and Tubing, Polytetrafluoroethylene, Cleaning Methods for AS1073 Sleeve Hose Assembly, Heat Shrinkable AS1472 Hose Assembly, Low Pressure, Potable Water AS1650 Coupling Assembly, Threadless, Flex
21、ible, Fixed Cavity, Self-Bonding, Procurement Specification AS1656 Fitting End, Threadless - Flexible, Fixed Cavity, Self-Bonding, Male and Female, Design Standard AS1791 Wire, Retainer - Tube Coupling Nut AS4330 Tubing, Flared, Standard Dimensions for, Design Standard AS4370 Nut, Fitting, Retained
22、AS4375 Fitting End, Flareless, Design Standard AS4395 Fitting End, Flared, Tube Connection, Design Standard AS5272 Lubricant, Solid Film, Heat Cured, Corrosion Inhibiting, Procurement Specification AS6449 Solid Film Lubricant for Fluid Fittings in Oxygen, Potable Water, Hydraulic, and Other Systems
23、AS8879 Screw Threads - UNJ Profile, Inch, Controlled Radius Root with Increased Minor Diameter AS21921 Nut, Sleeve Coupling, Flareless 2.1.2 U.S. Government Publications Copies of these documents are available online at http:/quicksearch.dla.mil. MIL-A-8625 Anodic Coating for Aluminum and Aluminum A
24、lloys MIL-STD-129 Military Marking MIL-STD-810 Environmental Test Methods SAE INTERNATIONAL AS4468G Page 4 of 20 2.1.3 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM A269 Standard Spec
25、ification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service ASTM A313/A313M Standard Specification for Stainless Steel Spring Wire ASTM A479/A479M Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels ASTM D570 Standard M
26、ethod of Test for Water Absorption of Plastics ASTM A580/A580M Stainless and Heat-Resisting Steel Wire, Condition A ASTM A582/A582M Specification for Free Machining Stainless and Heat Resistant Steel Bars, Hot Rolled and Cold Finished ASTM A632 Standard Specification for Seamless and Welded Austenit
27、ic Stainless Steel Tubing (Small Diameter) for General Service ASTM E1417 Inspection, Penetrant Method of 2.1.4 NAS Publications Available from Aerospace Industries Association, 1000 Wilson Boulevard, Suite 1700, Arlington, VA 22209-3928, Tel: 703-358-1000, www.aia-aerospace.org. NAS847 Caps and Plu
28、gs, Protective, Dust and Moisture Seal NAS1760 Fitting End, Flareless Acorn, Standard Dimension for 2.1.5 AWS Publications Available from American Welding Society, 8669 NW 36 Street, #130, Miami, FL 33166-6672, Tel: 1-800-443-9353 or 305-443-9353, www.aws.org. AWS A5.8/A5.8M Filler Metals for Brazin
29、g and Braze Welding AWS A5.9 Rods and Wire, Welding, Corrosion and Heat Resistant Alloys AWS A5.14/A5.14M Rods and Wire, Welding, Corrosion Resistant Alloys AWS C3.6 Specification for Furnace Brazing AWS D17.1 Specification for Fusion Welding for Aerospace Applications SAE INTERNATIONAL AS4468G Page
30、 5 of 20 2.1.6 PRI Publications Available from Performance Review Institute, 161 Thorn Hill Road, Warrendale, PA 15086-7527, Tel: 724-772-1616, www.pri-network.org. AC7003 Nadcap Program Requirements AC7112 National Aerospace and Defense Contractors Accreditation Program Requirements for Fluid Syste
31、m Components PD2001 Qualified Product Management Council Procedures for Qualified Products Group PD2101 Aerospace Quality Assurance, Product Standard, Qualification Procedures, Fluid Systems PD1100 Nadcap Program Requirements 2.1.7 Public Health Service Publication Available from The U.S. Department
32、 of Health and Human Services, 200 Independence Avenue, SW, Washington, DC 20201, Tel: 1-877-696-6775, www.hhs.gov. USPHS No. 308 Handbook of Sanitation of Airlines (United States Public Health Service, Department of Health Education and Welfare) 2.2 Related Publications The following publications a
33、re provided for information purposes only and are not a required part of this SAE Aerospace Technical Report. 2.2.1 SAE Publications Available from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sa
34、e.org. The hose assembly parts standards applicable to this procurement standard include: AS4469 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight to Straight AS4470 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight to 45 AS4471 Hose Assembly, Lined
35、Silicone, 125 psi, Flareless, Potable Water, Straight to 90 AS4472 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, 45 to 45 AS4473 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, 45 to 90 AS4474 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, 90
36、to 90 AS4475 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight Male to Straight Female AS4476 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight Male to 45 Female AS4477 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight Male t
37、o 90 Female AS4478 Hose Assembly, Lined Silicone, 125 psi, Flareless, Potable Water, Straight Male to Straight Male AS4704 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Male to Straight Male AS4705 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling
38、, Potable Water, Straight Male to 45 Male SAE INTERNATIONAL AS4468G Page 6 of 20 AS4706 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Male to 90 Male AS4796 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Female to Strai
39、ght Male AS4797 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Female to 45 Male AS4798 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Female to 90 Male AS4799 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Couplin
40、g, Potable Water, Straight Female to Straight Female AS4800 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Female to 45 Female AS4801 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Female to 90 Female AS4802 Hose Assembl
41、y, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Male to 45 Female AS4803 Hose Assembly, Lined Silicone, 125 psi, Fixed Cavity Coupling, Potable Water, Straight Male to 90 Female AS5503 Hose Assembly, Lined Silicone, 125 psi, Flareless to Fixed Cavity, Potable Water 3. REQU
42、IREMENTS 3.1 Qualification Hose assemblies supplied in accordance with this procurement specification shall be representative of products which have been subjected to and which have successfully passed the qualification tests specified in this specification. 3.1.1 Manufacturer Qualification A manufa
43、cturer producing a product in conformance to this procurement specification shall be accredited in accordance with the requirements of PD2101, AC7003, and AC7112, and shall be listed in a Performance Review Institute (PRI) Qualified Manufacturers List (QML). See www.eAuditN. 3.1.2 Product Qualificat
44、ion All products shall conform to the requirements of this procurement specification and shall be approved in accordance with the requirements of PD2001 and PD2101 for listing in a Performance Review Institute (PRI) Qualified Parts List (QPL) PRI-QPL-AS4468. See www.eAuditN. 3.2 Materials The hose a
45、ssembly materials shall be uniform in quality, free from defects, suitable for the intended use, consistent with good manufacturing practices, and shall conform to the applicable specifications and the requirements specified herein. Materials used in these hose assemblies shall be selected from thos
46、e listed in Table 1. 3.3 Design and Construction The hose assembly shall consist of a smooth inner tube with reinforcement braid or covering to meet the requirements of this document and as required for its intended use. Unless other fittings are specified, hose assemblies may have flared fittings t
47、o mate with AS4395, flareless fittings per NAS1760 to mate with AS4375 fitting ends, or threadless coupling ends per AS1656-1 or -3. Hose end fittings shall be permanently attached to the hose by crimping or swaging. Hose splicing shall be used only for economical construction of long assemblies. Sp
48、lices shall not be used in assembly lengths under 120 inches. Splice design and attachment method shall be the same as the hose end fitting. SAE INTERNATIONAL AS4468G Page 7 of 20 Table 1 - Assembly materials Component Material Designation Material Specification Finish Nut (Coupling) AS21921, AS4370
49、 or Equivalent AISI 300 Series Corrosion-Resistant Steel AMS5636, AMS5637, AMS5639, AMS5645, AMS5646, ASTM A479/A479M Passivate per AMS2700, Method 1, Type 6 or 7 as applicable and Solid Film Lubricate per AS6449 Type I or II. See Note /1/ Type 2024 Aluminum Alloy AMS-QQ-A-225/6 Anodize per AS2472 or MIL-A-8625 Type I or Type II, Class 2, Color Optional, Solid Film Lubricate per AS6449 Type I or II.
