SAE AS 1701F-2017 Lubricant Solid Film.pdf

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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 theref

2、rom, 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 InternationalAll rights reserved. No part of this publi

3、cation 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: +1 724-776-4970 (out

4、side USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedback on thisTechnical Report, please visithttp:/standards.sae.org/AS1701FAEROSPACESTANDARDAS1701 REV. FIssued 1992-08Reaffirmed 2012-11Revised 2017-01Superseding AS1701ELubr

5、icant, Solid FilmRATIONALEThis change renumbers some paragraphs in order to clarify product acceptance test requirements and makes minor editorial revisions.1. SCOPEThis document covers the performance requirements for solid dry film lubricants, air dried or heat cured, for use in aerospace applicat

6、ions. These lubricants are intended to prevent galling, and may be capable of remaining effective for extended periods of time after exposure to extreme environmental conditions.1.1 Field of ApplicationThe solid film lubricants covered by this document are intended for aerospace applications exposed

7、 to extreme environments. Some may be suitable for use in a vacuum at temperatures ranging from -365 to +1400 F (-221 to 760 C).1.2 Product ClassificationThis document defines the various classes of solid film lubricants, their temperature limitations, and compatibility usage (see Table 1).1.3 Safet

8、y - Hazardous MaterialsWhile the materials, methods, applications, and processes described or referenced in this document may involve the use of hazardous materials, this document does not address the hazards which may be involved in such use. The product vendor shall prepare materials safety data s

9、heets (MSDS) in accordance with ANSI Z400.1 and abide by MSDS requirements to ensure familiarity with the safe and proper handling of hazardous materials used and take necessary precautionary measures to ensure the health and safety of all personnel involved.SAE INTERNATIONAL AS1701F Page 2 of 9Tabl

10、e 1 - Classes of solid film lubricantsClassTemperatureLimitsMinTemperatureLimitsMax UsagePrimaryLubricant Binder CureThermalStability15 F (8 C)CorrosionResistanceClass I -65 F +450 F General Purpose: MoS2 Organic Heat Cure 450 F Pass(-54 C) (+232 C) Titanium, Aluminum, (232 C)Low/High Alloy SteelsCl

11、ass II -65 F +450 F General Purpose: MoS2 Organic Air Dry 450 F Pass(-54 C) (+232 C) Titanium, Aluminum, (232 C)Low/High Alloy SteelsClass III -65 F +750 F Corrosion Resistant MoS2 Organic Heat Cure 750 F Pass(-54 C) (+399 C) Steels, Heat-Corrosion (399 C)Resistant Steels,Titanium AlloysClass IV -65

12、 F +1400 F Corrosion Resistant Inorganic Inorganic Heat Cure 1400 F Pass(-54 C) (+760 C) Steels, Heat-Corrosion Pigments /1 (760 C)Resistant Steels, Waspalloy /1Class V -65 F +850 F Corrosion Resistant MoS2 Inorganic Air Dry or 850 F Pass(-54 C) (+454 C) Steels, Heat-Corrosion Heat Cure (454 C)Resis

13、tant SteelsClass VI -365 F +850 F Corrosion-Resistant MoS2 Inorganic Heat Cure 850 F Pass(-221 C) (+454 C) Steels, Heat-Corrosion (454 C)Resistant Steels, NickelBased Alloys, TitaniumAlloys for Use with Fuels.Oxidizers such as Hydrazine, LOX, NitrogenTetroxide UDM11/1 See 3.1 for restriction on sulf

14、ur bearing compounds.2. APPLICABLE DOCUMENTSThe 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 other publications shall be the issue in effect on the date of the purchase order. In theevent

15、 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 a specific exemption has been obtained.2.1 SAE PublicationsAvailable from SAE International, 40

16、0 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1-724-776-4970 (outside USA), www.sae.org.AMS1424 Deicing/Anti-Icing Fluid, Aircraft SAE Type 1AMS2488 Anodic Treatment - Titanium and Titanium Alloys Solution pH 13 or HigherAMS2700 Passivation of Corrosi

17、on Resistant SteelsSAE INTERNATIONAL AS1701F Page 3 of 92.2 ANSI Accredited PublicationsCopies of these documents are available online at http:/webstore.ansi.org/.ANSI Z400.1/Z129.1 Hazardous Workplace Chemicals - Hazard Evaluation and Safety Data Sheet and Precautionary Labeling Preparation2.3 ASTM

18、 PublicationsAvailable from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B117 Test Method for Salt Spray (Fog) TestingASTM E595 Test Method for Total Mass Loss and Collected Volatile Condensable Materials from Outgas

19、sing in a Vacuum EnvironmentASTM D1141 Substitute Ocean WaterASTM D1193 Reagent WaterASTM D2510 Test Method for Adhesion of Solid Film LubricantsASTM D2512 Test Method for Compatibility of Materials with Liquid Oxygen (Impact Sensitivity Threshold and Pass-Fail Techniques)ASTM D2625 Test Method for

20、Endurance (Wear) Life and Load-Carrying Capacity of Solid Film Lubricants (Falex Pin and Vee Method)ASTM D2714 Test Method for Calibration and Operation of the Falex Block-On-Ring Friction and Wear Testing MachineASTM D3359 Test Method for Measuring Adhesion by Tape TestASTM D7091 Standard Practice

21、for Nondestructive Measurement of Dry Film Thickness of Nonmagnetic Coatings Applies to Ferrous Metals and Nonmagnetic, Nonconductive Coatings Applied to Non-Ferrous Metals2.4 U.S. Government PublicationsCopies of these documents are available online at http:/quicksearch.dla.mil.MIL-DTL-16232 Phosph

22、ate Coatings, Heavy, Manganese or Zinc Base (For Ferrous Metals)MIL-DTL-5541 Chemical Conversion Coatings on Aluminum and Aluminum AlloysMIL-DTL-5624 Turbine Fuel, Aviation, Grades JP-4, JP-5, and JP-5/JP-8 STMIL-PRF-7808 Lubricating Oil, Aircraft Turbine Engine, Synthetic Base, Nato Code Number 0-1

23、48MIL-A-8625 Anodic Coatings for Aluminum and Aluminum AlloysMIL-PRF-23699 Lubricating Oil, Aircraft Turbine Engine, Nato Code Number 0-156MIL-PRF-83282 Hydraulic Fluid, Fire Resistant, Synthetic Hydrocarbon Base, Aircraft, Metric, Nato Code Number H-537O-M-232 Methanol (Methyl Alcohol)VV-D-1078 Dam

24、ping Fluid, Silicone Base (Dimethyl Polysiloxane)SAE INTERNATIONAL AS1701F Page 4 of 93. TECHNICAL REQUIREMENTS3.1 GeneralThe solid dry film lubricants shall not contain silver or its compounds, lead or halogenated solvents as part of their formulations. Class IV lubricants shall not contain molybde

25、num disulfide or other sulfur bearing compounds. The lubricants shall consist essentially of lubricating solids, dispersed in a suitable binder and be capable of being applied by either brushing, spraying, or dipping. The user should know which lubricants cause detrimental effects for the applicatio

26、ns in which they are used.3.1.1 Physical PropertiesThe application of the solid film lubricants to the product or component, including curing, shall have no adverse effect on the physical or mechanical properties of the product.3.1.2 Process ApplicationProcess application shall be in accordance with

27、 the requirements of the manufacturers technical data sheet.3.2 Lubricant CompositionThe composition of the solid film lubricant shall be such to produce cured film coatings capable of meeting the requirements of this document.3.3 Bonding CapabilityThe solid film lubricants shall be capable of being

28、 applied as a coating to specified surface(s), completely cured, and readyfor use. For testing requirements in 3.4 through 3.13, the lubricant shall be completely cured and bonded to panels, specimens, or actual parts.3.3.1 Surface Treatment of PartsTo obtain maximum adhesion and to minimize the pos

29、sibility of surface contamination, surfaces of parts shall be treated per Table 2 prior to the coating application unless otherwise specified in the purchase order or applicable drawing.3.4 Coating ThicknessUnless otherwise specified, the coating thickness on external surfaces requiring coating shal

30、l be 0.0002 to 0.0005 inch thick (0.0051 to 0.0127 mm thick) when determined in accordance with 4.2.1. Unless otherwise specified, internal surfaces requiring coating shall show complete coverage with no restrictions on thickness when determined visually with no magnification. Surfaces defined as co

31、ating optional, external or internal shall not be inspected for coverage or thickness.3.4.1 Internally Threaded ComponentsUnless otherwise specified on the part drawing or product specification, for internally threaded fasteners (e.g., nuts, inserts), the cured film for all types shall show complete

32、 coverage in the threaded area with no requirement for thickness verificationother than visual. The coated internal threads shall permit a minimum free rotation of three-quarters turn on a corresponding mating bolt.3.4.2 Externally Threaded ComponentsUnless otherwise specified on the part drawing or

33、 product specification, for externally threaded fasteners (e.g., bolts, studs), the cured film for all types shall show complete coverage with no requirement for thickness verification other than visual in the threaded area. The coated external threads shall permit a minimum free rotation of three-q

34、uarters turn on a corresponding mating nut or ring gage (GO).SAE INTERNATIONAL AS1701F Page 5 of 93.5 Film AdhesionThe bonded solid film lubricant, when tested in accordance with 4.2.2, shall not be lifted to expose any bare metal surface. For threaded fasteners, the coating shall be continuously bo

35、nded to the fastener and shall not display loss of adhesion or separation from the fastener when examined at a magnification of 4X.3.6 Fluid ResistanceThe lubricant film shall not flake, crack, peel, or be removed when tested according to 4.2.2.3.Table 2 - Surface treatment prior to coatingMaterial

36、Surface Treatment Prior to Coating ApplicationCarbon and Low AlloySteels(a) Degrease with alkaline cleaner, solvent cleaner, or vapor degrease.(b) Unplated parts only: Dry grit blast with 120-400 mesh aluminum oxide.(c) Phosphate per MIL-DTL-16232 type M or Z Class 3.Precipitation Hardened, 300 Seri

37、es and 400 Series Stainless Steel, Other Corrosion Resistant Steels, Nickel Base Alloys, and Super Alloys(a) Degrease with alkaline cleaner, solvent cleaner or vapor degrease.(b) Unplated parts only: Dry grit blast with 120-400 mesh aluminum oxide.(c) Passivate, AMS2700.Aluminum Alloys (a) Degrease

38、with alkaline cleaner, solvent cleaner, or vapor degrease.(b) Unplated parts only: Dry grit blast with 120-400 mesh aluminumoxide, or equivalent to an optimum surface roughness of about 32 RHR.(c) Chromate per MIL-DTL-5541 or anodize per MIL-A-8625.Titanium Alloys (a) Degrease with alkaline cleaner.

39、(b) Unplated parts only: Dry grit blast with 120-240 mesh aluminum oxide, or equivalent, or alkaline anodize per AMS2488.3.7 Thermal StabilityThe lubricant film shall not flake, crack, or peel and shall meet the requirements of 3.5 and 3.11 when tested in accordance with 4.2.3.3.8 Vacuum StabilityTh

40、e lubricant film shall show a total mass loss of less than or equal to 1.0% and collected volatile condensable material measurement less than or equal to 0.1%, when tested in accordance with 4.2.4.NOTE: This requirement pertains to Class VI lubricants only.3.9 Shock Sensitivity to Liquid OxygenThe l

41、ubricant film shall show no adverse reaction to liquid oxygen when tested in accordance with 4.2.5.NOTE: This requirement pertains to Class VI lubricants only.3.10 Film AppearanceThe lubricant film shall appear free from cracks, scratches, blisters, foreign matter or other surface imperfections when

42、 examined in accordance with 4.2.6.SAE INTERNATIONAL AS1701F Page 6 of 93.11 Corrosion ResistanceClass I and II lubricant films shall show no signs of substrate corrosion greater than 1/16 inch in diameter when tested in 4.2.7, exposure times shall be 100 hours for Class I and 72 hours for Class II.

43、NOTE: All other classes are designed for corrosion resistant alloys and materials.3.12 Coefficient of FrictionThe lubricant film shall have a static coefficient of friction of 0.03 to 0.13 when tested in accordance with 4.2.8 and the test shall be performed in an oscillatory mode if static coefficie

44、nt is to be determined.3.13 Wear Requirements3.13.1 Class I Lubricants3.13.1.1 Endurance LifeThe lubricant film shall have an average Falex endurance life of 450 minutes at 1000 lbf (4450 N) load (750 lbf (3336 N) load on the direct reading gauge). No single test shall be less than 390 minutes when

45、tested in accordance to 4.2.9.3.13.1.2 Load Carrying CapacityThe lubricant film shall have an average Falex load carrying capacity of not less than 2500 lbf (11120 N) gauge. No single test shall be less than 2250 lbf (10010 N) when tested in accordance with 4.2.9.3.13.2 Class II Lubricants3.13.2.1 E

46、ndurance LifeThe lubricant film shall have an average Falex endurance life of 90 minutes at 1000 lbf (4450 N) load. No single test shall be less than 75 minutes when tested in accordance with 4.2.9.3.13.2.2 Load Carrying CapacityThe lubricant film shall have an average Falex load carrying capacity o

47、f not less than 2500 pound-force (11120 N) gauge.No single test shall be less than 2000 lbf (8896 N) when tested in accordance to 4.2.9.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for Qualification Tests/InspectionThe product manufacturer is responsible for the qualification tests and inspecti

48、on requirements as specified in 4.1.1 and 4.1.2. The coating vendor is responsible for the inspection requirements as specified in 4.1.3.4.1.1 Qualification TestsSolid film lubricant products that are supplied in compliance with this document shall be products that have passed all the requirements s

49、pecified in Section 3 as applicable to each class.4.1.2 Acceptance Tests for ProductEach batch/lot of solid dry film lubricant product shall pass the tests (as applicable to the product class) for coating thickness (3.4), film adhesion (3.5), film appearance (3.10), and wear life requirements (3.13).SAE INTERNATIONAL AS1701F Page 7 of 94.1.3 Acceptance Tests for Processed/Coated PartsEach lot