NAVY MIL-H-85800-1987 HOSE ASSEMBLIES POLYTETRAFLUOROETHYLENE ARAMID FIBER REINFORCED 5000 AND 8000 PSI GENERAL SPECIFICATION FOR《5000和8000PSI芳纶纤维增强聚四氟乙烯软管装配的一般规格》.pdf

《NAVY MIL-H-85800-1987 HOSE ASSEMBLIES POLYTETRAFLUOROETHYLENE ARAMID FIBER REINFORCED 5000 AND 8000 PSI GENERAL SPECIFICATION FOR《5000和8000PSI芳纶纤维增强聚四氟乙烯软管装配的一般规格》.pdf》由会员分享，可在线阅读，更多相关《NAVY MIL-H-85800-1987 HOSE ASSEMBLIES POLYTETRAFLUOROETHYLENE ARAMID FIBER REINFORCED 5000 AND 8000 PSI GENERAL SPECIFICATION FOR《5000和8000PSI芳纶纤维增强聚四氟乙烯软管装配的一般规格》.pdf（25页珍藏版）》请在麦多课文档分享上搜索。

1、r -1 I- V a- m distribution is un1 imited. THIS DOCUMENT CONTAINS 35 PAGES. f Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-ti-85800 47 W 777770b 0278478 O W MI L-H-85800 (AS) SPECIFICATIONS (Continued) FEDERAL (Continued) PPP-B-585 PPP-B-591

2、PPP-B-601 PPP-B-636 PPP-B-665 PPP-B-676 TT- I - 7 35 MI L I TARY MIL-P-116 MIL-C-5501 MIL-H-5606 MIL-F-8815 MIL-S-8873 MIL-L-8937 MI L-Li10547 MIL-H-46170 MI L-C-81302 MIL-H-83282 Boxes, Wood, Wirebound Boxes, Shipping, Fiberboard, Wood-Cleated Boxes, Wood, C1 eated-Plywood Boxes, Shipping, Fiberboa

3、rd Boxes, Paperboard, Metal Edged and Components Boxes, Setup Isopropyl Alcohol Preservation, Methods of Caps and Plugs, Protective, Dust and Moisture Seal, General Specification for Hydraulic Fluid, Petroleum Base, Aircraft, Missi 1 e and Ordnance Filter and Filter Elements, Fluid Pressure, Hydraul

4、ic Line, 15 Micron Absolute and 5 Micron Absolute, Type II Systems, General Specification for Screw Threads, Controlled Radius Root With Increased Minor Diameter, General Specification for Lubricant, Solid Film, Heat Cured, Corrosion Inhibiting (NATO Code Number S-1738) . Liner, Case, and Sheet, Ove

5、rwrap, Water- Vaporproof or Waterproof, Flexible Hydraulic Fluid, Rust Inhibited, Fire Resistant, Synthetic Hydrocarbon Base Type II C1 eaning Compound, Solvent Trichlorotri- fluoroethane Hydraulic Fluid, Fire Resistant, Synthetic Hydrocarbon Base, Aircraft (NATO Code Number H-537) , Provided by IHS

6、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-L F. O a . - MIL-H-5OO 47 W 7977706 0278Lt77 2 MIL-H-85800( PA 19103.) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-85800 47 777770b 0278480 7 W MI L-H-8580

7、0 (AS) Society of Automotive Engineers (SAE) ARP 603 AS 611 AMS 3380 AMS 4944 AMS 5561 (Application f Impulse Testing of Hydraulic Hose Assemblies, Tubing and Fittings Tetrafluoroethylene Hose Assembly Cleaning Methods Hose, Polytetrafluoroethylene, TFE Fluorocarbon Resin, Wire Braid Reinforced Tita

8、nium Alloy Tubing, Seamless, Hydraulic, 3.OA1-2.5V Cold Worked, Stress Relieved Steel Tubing, Welded and Drawn - 9.OMn 20Cr 6.5Ni 0.28N, High Pressure Hydraulic r copies should be addressed to the Society of Automotive Engineers, Inc., 400 Commonwealth Drive, Warrendale, PA. 15096.) (When requesting

9、 applicable documents, refer to both title and number.) (Copies of unclassified. documents may be obtained from the Commanding Officer, Naval Pub1 ications and Forms Center, 5801 Tabor Avenue, Philadelphia, PA 19120. Requests for copies of classified documents could be addressed to the Naval Publica

10、tions and Forms Center, via the cognizant Government representa- tive.) , this specification and the references cited herein (except for specification sheets), the text of this specification shall take precedence. 2.3 Order of precedence. In the event of a conflict between the text of 3. REQUIREMENT

11、S 3.1 Qualification. Hose assemblies furnished under this specification shall be products which are authorized by the qualifying activity for listing on the applicable qualified products list at the time set for opening of bids (see 4 and 6). Each hose assembly furnished under this specification sha

12、ll be a product containing separable, or attachment end configurations, identical to the product which has been inspected and passed the qualification inspection specified herein (see 4.2). The procuring activity shall be responsible for granting qualification approval based on MIL-H-85800 specifica

13、tion and other documents prepared by the original contractor. The contractor-approved qual- ification test in compliance with this specification for the specific hose assembly used on a specific aircraft shall be acceptable for use on other air- crafts without additional testing, providing the hose

14、assembly as well as the operating temperature and pressure are within the same limits. are classified herein as follows: 3.2 Classification of requirements. The requirements Por the product Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-c I I MIL-H-

15、85800 47 = 7799706 0278LiL O Requirement Parag rap h Materi al Design and construction Performance Item marking Workmanshi p Cleaning 3.3 3.4 3.5 3.6 3.7 3.8 3.3 Material. The hose assembly materials shall be uniform in quality, free from defects, consistent with good manufacturing practice and shal

16、l con- form to applicable specifications and requirements specified herein. materials not specifically described herein shall be of the highest quality and suitable for the purpose intended. All 3.3.1 Fittin s. The material used shall be titanium alloys or corrosion resistant stee + s as specified i

17、n MIL-F-85720. The fitting sockets shall be corrosion resistant steel. The material shall be heat treated, as required, and have suitable surface protection to meet the requirements of this spec- ification. 3.3.2 Sockets. Crimped or swaged sockets of 304 steel shall pass testing per ASTM A262 practi

18、ce E prior to crimping or swaging. requirement does not apply to sockets of 321, 347 or 304L corrosion resistant steel . 3.3.3 Tubing. fittings shall be per AMS 4944 or AMS 5561. 3.4 Design and construction. The hose assembly shall consist of a con- structed seamless inner tube of virgin polytetrafl

19、uoroethylene (PTFE), rein- forced with aramid fiber, suitably treated, a black cover and end fittings. The cover shall be colored black to protect the aramid fiber from ultraviolet light and chafing. cover ?o allow for the inspection of 100% coverage. the design requirements specified herein and app

20、licable drawings as approved by the procuring activity. This The tubing used as an integral part of the hose end The aramid fiber shall be a contrasting color to the black The styles and dimensions shall conform to 3.4.1 Styles and dimensions. 3.4.2 Inner tube. The inner tube shall be of seamless co

21、nstruction of It shall have a smooth bore and shall be free from pitting or Additives may be included in the compound uniform gage. projections on the inner surface. from which the tube is extruded. 3.4.3 Reinforcement. The reinforcement shall consist of an aramid The braid shall be so arranged over

22、 the inner tube as to provide braid. sufficient strength to insure conformance with the requirements specified herein. Broken reinforcing cords shall be cause for rejection. adequately protected from chafing and long term exposure from ultraviolet rays with the addition of a braided outer protective

23、 cover. be completely entrapped within the fitting socket. 3.4.4 Outer protective cover. The aramid fiber reinforcement shall be The outer cover shall 5 ,Y Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-85800 47 W 777770b 0278482 2 MIL-H-85800

24、 (AS) 3.4.5 Fittin s. requirements lTK!T-85720 o and MIL-F-85720/1. The materi als shall conform to the applicable specifications listed herein. The outlet design shall be dynamic beam seal type and meet the requirements of MIL-F-85720. The end fittings for the hose assembly shall meet the 3.4.5.1 S

25、crew threads. All threads shall be in accordance with MIL-S-8879, with the surface finish of the thread flanks being 62Ra maximum. All threads shall be coated with solid film lubricant per MIL-L-8937. internally and externally with MIL-H-83282, MIL-H-5606 and MIb-H-46170. . 3.4.6 Fluid media. The ho

26、se assembly shall be compatible both 3.4.7 Weight. The hose assembly shall be the lightest weight practical consistent with good design practice that is capable of meeting the require- ments of this specification. 3.4.8 Len th. Hose assembly lengths and tolerances shall be as spec- ified in the -+ a

27、pp icable specification sheet. 3.5 Performance. 3.5.1 Inner tube. 3.5.1.1 Tube rol 1. The tube, without reinforcement braid, shall not leak, split, burst, or show any other evidence of malfunction, when rolled through the sequence of rollers as specified in 4.6.2.1. 3.5.1.2 Tube proof pressure. The

28、tube, without reinforcement braid, shall not leak, burst, nor show any evidence of malfunction when held for a minimum of one minute at the proof pressure specified in Table I. TABLE I. Tube proof pressure. Flattening Gap Rounding Gap I Max. (inches) I Min. (inches) -1 o -1 2 -1 4 -1 6 -281 .281 .28

29、1 . 328 .328 .328 . 328 .328 .250 .250 .328 .469 .578 .688 .765 .828 Proof Pressure 01 380 380 280 220 170 130 110 95 3.5.1.3 Tube tensile strength. When tested in accordance with 4.6.2.2, the longitudinal tensile strength for all sizes of tubes shall be 2200 psi minimum at 77 + 2OF. shall be 1800 p

30、si minimum at the same temperature. The tpansverse tensile strength for sizes -10 and larger 3.5.1.4 Specific gravity. tube shall conform to the specific gravity values as required herein, when tested as specified in 4.6.2.3. The specific gravity values of the hose inner Provided by IHSNot for Resal

31、eNo reproduction or networking permitted without license from IHS-,-,-L MIL-H-85OO 47 m 7777906 0278483 4 m M I L -H -8 5800 ( AS ) -03 -04 -06 -08 -1 o -1 2 -1 4 -1 6 3.5.1.5 Elon ation. The elongation of PTFE tube at 77 5 2OF shall be in accordance with _e_r the va ues specified in 4.6.3.2. 80O 80

32、00 8000 8000 8000 8000 8000 8000 3.5.2 Hose assembly. The hose assembly (complete with reinforcing braid, cover and assembled with fittings) shall meet the following performance requi renients. 24,000 24,000 24,000 24,000 24,000 22,000 21,000 20,000 3.5.2.1 Proof pressure. When tested as specified i

33、n 4.6.3.1, the hose assemblv shall withstand the proof pressure listed in Table II without mal- 1.25 2.50 . o9 1.50 3.00 -13 2.50 5.00 .21 2.88 5.75 .35 3.25 6.50 .55 4.00 7.75 .75 4.50 8.75 1.20 5.00 9.63 1.60 function or leakage. 3.5.2.2 Elongation and contraction. The hose assembly shall not chan

34、ge in length by more than + 0.30 inch in 10 inches of length, when subjected to the operating pressure Shown in Table II for a minimum of five minutes. The hose assembly shall be tested in accordance with 4.6.3.2. 3.5.2.3 Volumetric expansion. The volumetric expansion of the hose assembly shall not

35、exceed the limits specified in Table II when tested in accordance with 4.6.3.3. 3.5.2.4 Leaka e. The hose assembly shall not leak when subjected to two pressure cycles + of 6 percent of minimum burst pressure in Table II when tested in accordance with 4.6.3.4 3.5.2.5 Room temperature burst pressure.

36、 The hose assembly shall not leak nor burst at any pressure below the room temperature burst values spec- ified in Table II when-tested in accordance with 4.6.3.5. 3.5.2.6 High temperature burst pressure. The hose assembly shall not leak nor burst at any pressure below the high temperature burst val

37、ue spec- ified in Table II when tested in accordance with 4.6.3.6. TABLE II. Physical requirements of high pressure hose assemblies. Size Dash No. Operat i ng Pressure (Max. psi) Proof Pressure (Min. psi) 16,000 16,000 16,000 16,000 16,000 16,000 16,000 16,000 Burst Pressure Room Temp. (Min. psi) 28

38、,000. 28,000 28,000 28,000 28,000 26,000 25,000 24,000 Burst Min. Bend Radius Pressure I (Inside of I Volumetric Hi Temp. 1 Bend ;,Inches) Expansion (Min. psi) O eratin Pressure (cc/in.) 5000 psi 8000 psi 3.5.2.7 Thermal shock. The hose assembly shall not leak nor show any evidence of malfunction wh

39、en exposed to thermal shock of -65 to +275“F when tested in accordance with 4.6.3.7. 7 . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-85800 47 W 779790b 0278484 b = 3.5.2.8 Im ulse. The hose assembly shall be capable of withstanding 200,000

40、impulse +- CY es at +275F when tested in accordance with 4.6.3.8. Testing at both 5000 psi and 8000 psi with the minimum bend radii as specified in Table II is required. The hose assembly shall not leak nor show any evidence of malfunction when flex-cycled from -65 to +275F when tested in accordance

41、 with 4.6.3.9. Testing at both 5000 psi and 8000 psi with the minimum bend radii as specified in Table II is required. 3.5.2-9 Assembly flexibility. 3.5.2.10 Stress degradation. The hose assembly shall not exceed the air leakage as specified when tested in accordance with 4.6.3.10. 3.5.2.11 Pneumati

42、c surge. The inner tube of the hose assembly shall not collapse or show evidence of degradation when tested in accordance with 4.6.3. Il. 3.5.2.12 Pneumatic effusion. The hose assemblies, when tested in accordance with 4.6.312, shall not exceed the effusion rate specified therein. 3.5.2.13 Overtight

43、ening torque. The fitting shall withstand the over- tightening torque values specified in Table III when tested in accordance with 4.6.3.13.- TABLE III. Overtightening torque values. 3.5.2.1, Fitting Size I Inch-Pounds I -03 -04 -06 -08 -1 o -1 2 -1 4 -1 6 130 202 360 576 792 1008 1224 1656 Conducti

44、vity. When tested as specified in 4.1 assemblies of size -03 through -08 shall be capable of condui ,3.14, hose - zing a direct current equal to or greater than 6 microamperes, and sizes -10 through -16, a current equal to or greater than 12 microamperes, with a test potential of 1000 volts DC. For

45、all sizes the direct current shall not exceed 10,000 microamperes. 3.6 Item marking. 3.6.1 Part numbering of interchangeable parts. All parts having the same manufacturers part number shall be functionally and dimensionally inter- changeable. 1 O00 shall govern the manufacturers part numbers and cha

46、nges thereto. The i tem identification and part number requirements of DOD-STD- 3.6.2 Identification of product. Hose assemblies shall be marked for identification in accordance with MIL -STD-130. shall be added: The fpl lowing special markings 8 -. I Provided by IHSNot for ResaleNo reproduction or

47、networking permitted without license from IHS-,-,-B* -. MIL-H-85800 47 W 7777706 0278485 8 W o a. Fittings: The manufacturers name or trademark shall be permanently marked on all end fittings. b. Assembly: A permanent marking on the fitting or a permanent band on the assemblies shall be used. The ba

48、nd shall be retained onto the fitting socket and shall not contact the hose cover. The band shall be no wider than 1 inch and shall not impair the flexibility or the performance of the hose or damage the outer fibers. include the following information: (1) The marking on the fitting or band shall As

49、sembly manufacturers name or trademark and assembly specification “MIL-H-85800. I (2) Hose manufacturer s Federal Code number. (3) Operating pressure “Maximum 8000 psi .“ (4) Operating temperature “Maximum 275OF.I (5) Pressure test symbol “PT.“ (6) Date of hose assembly manufacture expressed in terms of month and year. . 3.7 Workmanshi . Remove all burrs and break all sharp edges. Sealing surfaces s a