1、 Comments, suggestions, or questions on this document should be addressed to U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center, ATTN: RDTA-EN/STND/TRANS MS #268, 6501 E. 11 Mile Road, Warren, MI 48397-5000 or emailed to usarmy.detroit.rdecom.mbx.tardec-standardizationmai
2、l.mil. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assist.dla.mil. AMSC N/A FSC 9150 DISTRIBUTION A: Approved for public release METRIC MIL-PRF-46170E 30 MAY 2013 SUPERSEDING MIL-PRF-46170D 20 JULY 2
3、004 PERFORMANCE SPECIFICATION HYDRAULIC FLUID, RUST INHIBITED, FIRE RESISTANT, SYNTHETIC HYDROCARBON BASE, NATO CODE NO. H-544 This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers the requirements for one t
4、ype of synthetic hydrocarbon base hydraulic fluid (see 6.1) for use in the -40C to 200C temperature range in recoil mechanisms and ground vehicle and equipment hydraulic systems. This hydraulic fluid will not be used for aircraft systems, aircraft ground support equipment, or the preservation of air
5、craft components. 1.2 Type. The type of hydraulic fluid is as follows: Type I - Undyed and Identified by Military Symbol FRH and NATO Code No. H-544. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 2 1.3 Part or identifying number (PIN
6、). The PINs to be used for hydraulic fluid acquired to this specification are created as shown below. M 46170 1 Type (see 1.2) 1 = Type I Specification number Military specification 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 of this sp
7、ecification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requir
8、ement documents cited in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherw
9、ise specified, the issues of these documents are those cited in the solicitation or contract (see 6.2 and 6.11). FEDERAL SPECIFICATION TT-T-656 - Tricresyl Phosphate FEDERAL STANDARDS FED-STD-791 - Testing Methods of Lubricants, Liquid Fuels, and Related Products DEPARTMENT OF DEFENSE SPECIFICATIONS
10、 MIL-PRF-5606 - Hydraulic Fluid, Petroleum Base; Aircraft, Missile, and Ordnance. MIL-PRF-6083 - Hydraulic Fluid, Petroleum Base, for Preservation and Operation Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 3 MIL-PRF-83282 - Hydrauli
11、c Fluid, Fire Resistant, Synthetic Hydrocarbon Base, Metric, NATO Code Number H-537. MIL-PRF-87257 - Hydraulic Fluid, Fire Resistant; Low Temperature, Synthetic Hydrocarbon Base, Aircraft and Missile. (Copies of the above specifications, standards, and handbooks are available from Document Automatio
12、n and Production Service, Building 4/D, 700 Robbins Avenue, Philadelphia, PA 19111-5094 or website: http:/quicksearch.dla.mil) 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documen
13、ts those cited in the solicitation or contract (see 6.2). ASTM INTERNATIONAL ASTM D92 - Standard Test Method for Flash and Fire Points by Cleveland Open Cup Tester (DoD Adopted). ASTM D97 - Standard Test Method for Pour Point of Petroleum Products (DoD Adopted). ASTM D130 - Standard Test Method for
14、Corrosiveness to Copper from Petroleum Products by Copper Strip Test (DoD Adopted). ASTM D445 - Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and the Calculation of Dynamic Viscosity) (DoD Adopted). ASTM D664 - Standard Test Method for Acid Number of Petroleum Produ
15、cts by Potentiometric Titration (DoD Adopted). ASTM D892 - Standard Test Method for Foaming Characteristics of Lubricating Oils (DoD Adopted). ASTM D972 - Standard Test Method for Evaporation Loss of Lubricating Greases and Oils (DoD Adopted). ASTM D1193 - Standard Specification for Reagent Water AS
16、TM D1298 - Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method (DoD Adopted). ASTM D1748 - Standard Test Method for Rust Protection by Metal Preservatives in the Humidity Cabinet (DoD Adopted). ASTM D2273 - Standard
17、 Test Method for Trace Sediment in Lubricating Oils (DoD Adopted). ASTM D4057 - Standard Practice for Manual Sampling of Petroleum and Petroleum Products (DoD Adopted). ASTM D4172 - Standard Test Method for Wear Preventive Characteristics of Lubricating Fluid (Four-Ball Method) (DoD Adopted). ASTM D
18、4177 - Standard Practice for Automatic Sampling of Petroleum and Petroleum Products (DoD Adopted). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 4 ASTM D4289 - Standard Test Method for Elastomer Compatibility of Lubricating Greases a
19、nd Fluids (DoD Adopted). ASTM D4636 - Standard Test Method for Corrosiveness and Oxidation Stability of Hydraulic Oils, Aircraft Turbine Engine Lubricants, and Other Highly Refined Oils (DoD Adopted). ASTM D4898 - Standard Test Method for Insoluble Contamination of Hydraulic Fluids by Gravimetric An
20、alysis (DoD Adopted). ASTM D5306 - Standard Test Method for Linear Flame Propagation Rate of Lubricating Oils and Hydraulic Fluids ASTM D6304 - Standard Test Method for Determination of Water in Petroleum Products, Lubricating Oils, and Additives by Coulometric Karl Fischer Titration ASTM D6547 - St
21、andard Test Method for Corrosiveness of Lubricating Fluid to Bimetallic Couple ASTM D6793 - Standard Test Method for Determination of Isothermal Secant and Tangent Bulk Modulus ASTM E659 - Standard Test Method for Autoignition Temperature of Liquid Chemicals (Copies of these documents are available
22、from ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959 or website: http:/www.astm.org) SAE INTERNATIONAL SAE AMS3217/2 - Test Slabs, Acrylonitrile Butadiene (NBR-L), Low Acrylonitrile, 65-75. (Copies of these documents are available from the SAE World Headquart
23、ers, 400 Commonwealth Drive, Warrendale, PA 15096-0001 or website: http:/www.sae.org ) 2.4 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes appl
24、icable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Qualification. The hydraulic fluid furnished under this specification shall be products that are authorized by the qualifying activity for listing on the applicable qualified products list before contract
25、award (6.3). Any change in the formulation of a qualified product will require re-qualification. 3.1.1 Qualification period. All hydraulic fluid, which satisfies the requirements of this specification, shall be qualified for a period not exceeding five (5) years from the date of its original qualifi
26、cation. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 5 3.1.2 Tolerances. The hydraulic fluid supplied under contract shall have the same formulation as when qualified. The finished oil properties shall fall within permissible tolera
27、nces assigned by the qualifying activity to the product receiving qualification. 3.2 Materials. Unless otherwise specified herein, the chemical formula of the hydraulic fluid is the prerogative of the contractor as long as all articles submitted to the Government fully meet the operating, interface,
28、 support and ownership, and environmental requirements specified (see 4.5). 3.2.1 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible providing that the material meets or exceeds the
29、operational and maintenance requirements and promotes economically advantageous life cycle costs. 3.2.2 Hydraulic fluid. The hydraulic fluid shall consist of a synthetic hydrocarbon base stock (alpha-olefin polymer). Additives shall not include resins, soaps, gums, fatty oils, oxidized hydrocarbons,
30、 chlorine or silica. 3.3 Additive materials. There shall be no restriction on the types of materials used as additives in the fluid except for those listed and those imposed by technical requirements of this specification. Pour point depressants and viscosity index improvers shall NOT be used. 3.3.1
31、 Oxidation inhibitors. Oxidation inhibitors (phenolic- type) shall be added to the base oil in quantities not to exceed a concentration of 2.0 percent by weight. 3.3.2 Corrosion inhibitors. Corrosion inhibiting materials shall be added to the base oil in quantities necessary to comply with the requi
32、rements of this specification. 3.3.3 Anti-Wear Agent. Anti-wear agents, such as tricresyl phosphate (TCP) conforming to TT-T-656, shall be blended in sufficient quantity, not to exceed 3.0 weight percent, to permit the finished oil to meet the Steel-on-Steel requirement specified in Table I. If TCP
33、is used, the finished fluid shall not contain more than 0.03 weight percent of the ortho isomer. 3.3.4 Blending fluid. Blending Fluids, such as diesters, may enhance the finished fluids rubber swell characteristic and viscosity at -40C. When blending fluids are used, their quantity shall not be grea
34、ter than 30 percent by weight. 3.4 Hydraulic fluid properties. The properties of the hydraulic fluid shall be as specified in Table I, Table II, and 3.4.1 through 3.5. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 6 TABLE I. Hydrauli
35、c fluid properties and test methods. Property Test Limits Test Method ASTM Method FED-STD-791 Acid Number, mgKOH/g (max) 0.20 D664 Autoignition Temperature, C (min) 343 E659 Compatibility See 3.4.1 See 4.5.2 Corrosion Protection (Humidity Cabinet) Sand-blasted (3 panels) and Polished Panels (3 panel
36、s) (100 1 hours at 48.9 1.1C air temperature) See 3.4.2 D1748 Corrosiveness (Bimetallic Couple) See 3.4.3 D6547 Corrosiveness and Oxidation Stability (168 hrs at 121 1C) Metal specimen weight change, mg/cm2 (max)(1) Cadmium Anod(2) Steel Grade 1010 Aluminum Alloy Magnesium Copper(3) Percent change i
37、n viscosity at 40C (max) Change in acid number, mgKOH/g (max) Separation of insoluble materials or gumming of the fluid 0.2 0.2 0.2 0.2 0.6 10 0.30 None D4636 Proc 2 Evaporation Loss (22 hours at 149 0.5C), % by weight (max) 5 D972 Fire Point, C (min) 246 D92 Flash Point, C (min) 218 D92 Foaming Cha
38、racteristics Foaming Tendency Foam volume (mL) at end of 5 minute blowing period (max) At 24C At 94C At 24C after test at 94C Foam Stability (4) Foam volume (mL) at end of 10 minute setting period (max) At 24C At 94C At 24C after test at 94C 65 65 65 0 0 0 D892 High Temperature-High Pressure Spray I
39、gnition See 3.4.4 6052 Isothermal secant bulk modulus 40C and 27.6 MPa (4000 psig), MPa (psi) (minimum) 1379 (200,000) D6793 Linear Flame Propagation Rate, cm/s (max) 0.30 D5306 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-46170E 7 TABLE I
40、. Hydraulic fluid properties and test methods - Continued Property Test Limits Test Method ASTM Method FED-STD-791 Low Temperature Stability (-406C for 72 hrs) See 3.4.5 3458 Particulate Contamination(5)(6) Particle Count Gravimetric method, mg/100 mL (max) See Table II 0.5 D4898(7) 3012 Pour Point
41、(C) max -54 D97 Relative Density 15.6C/15.6C See 3.4.7 D1298 Rubber Swell, Standard Synthetic Rubber(8), NBR-L, % (168 0.5 hours at 70 2.5C) 15.0 to 25.0 D4289 Steel-on-Steel wear (average wear scar), mm in diameter (max)(9) Test Load 147N Test Load 392N 0.30 0.65 D4172 Storage Stability (24 3C for
42、12 months) See 3.4.8 3465 Trace Sediment, mL (max) 0.005 D2273 Viscosity, centistokes (mm2/s) At -40C (max) At 40C (max) At 100C (min) 2600 19.5 3.4 D445 Water, mass % (max) 0.05 D6304 Water Sensitivity, Light Transmittance % (min) 90 See 4.5.1 Workmanship See 3.4.9 1. There shall be no pitting, etc
43、hing, or visible corrosion on the surface of any of the metals when viewed under magnification of 20 diameters. 2. A slight discoloration is permitted. 3. Any corrosion (discoloration) produced on the surface of the copper shall be not greater than No.3 of the ASTM D130 Copper Corrosion Standard. 4.
44、 There shall be no remaining foam in excess of a ring of bubbles around the edge of the test container. 5. The container shall be thoroughly shaken immediately prior to withdrawing the sample. Two determinations per sample are required. Each determination shall be made on 100mL portions of the sampl
45、e. 6. See 3.4.6 7. See 3.4.6.2 8. Use standard synthetic rubber NBR-L (as referenced in SAE AMS3217/2) within 6 months of date of manufacture. Store rubber under 60F. 9. Test Condition B. A different 100.5mL sample shall be used for each test. 3.4.1 Compatibility. The hydraulic fluid shall be compat
46、ible in all concentrations with each of the fluids approved under this specification. The hydraulic fluid shall be miscible with MIL-PRF-5606, MIL-PRF-6083, MIL-PRF-83282, and MIL-PRF-87257 fluids in all Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
47、,-MIL-PRF-46170E 8 concentrations from -40C to 135C. No formation of gums, sludge, turbidity, crystallization or insoluble material shall occur. (see 4.5.2) 3.4.2 Corrosion protection (humidity cabinet). The hydraulic fluid shall protect specially prepared steel test panel surfaces (both sand blaste
48、d and polished) to the extent that no more than three (3) corrosion dots, no one of which is larger than 1millimeter (mm) in diameter, occur on any of the surfaces of the prepared panels. 3.4.3 Corrosiveness (bimetallic couple). The hydraulic fluid shall prevent corrosion, etching, pitting, or stain
49、ing on the steel disks covered with a brass clip. The fluid shall be deemed failing if either of the following are met: a. the test areas of more than one disk show signs of corrosion, pitting, or other attack. b. if two disks are free of corrosion, but the third shows more than three affected spots. 3.4.4 High temperatu
