1、MIL-H-24572 47 W 7777906 0275053 A W E- Ibc-3 MIL-H-21592 (SH) 21 August 1979 MILITARY SPECIFICATION HOSE ASSEMBLY, TETRAFLUOROETIIYLENE TUBE, NONCOLLAPSIBLE, HIGH TEMPERATURE I This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is available for use
2、by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers tetrafluoroethylene (TFE) hose assemblies fo: low pressure. vacuum steam systems in marine pipinq systems. They may be used for other r - - - systems where the pressure, iemperature , and vacu
3、um conditions do- not- exceed the limitations of the hose. 2 APPLICABLE DOCUMENTS 2.1 Issues of documents. The following documents, of the issue in effect on date f mt specified herein. SPECIFICATIONS MILITARY MIL-P-775 - Packaging of Hose, Hose Assemblies; Rubber, Plastic Fabric or MIL-S-901 - Shoc
4、k Tests, H.I. (High-Impact); Shipboard Machinery, Equipment MIL-1-45208 - Inspection System Requirements. Metal (Including Tubing); And Fittings, Nozzles, and Strainers. and Systems, Requirements for. I STANDARD MILITARY MIL-STD-167-1 - Mechanical Vibrations of Shipboard Equipment (Type I - Environ-
5、 mental and Type II - Internally Excited). (Copies of specifications, standards, drawings, and puhlications required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) 2.2 Other publications. T
6、he following documents form a part of this specification Unless otherwise indicated, the issue in effect on date of the extent-itied herein. to invitation for bids or request for proposal shall apply. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) I A167 - Stainless and Heat-Resisting Chromium-Ni
7、ckel Steel Plate, Sheet and A269 - Seamless and Welded Austenitic Stainless Steel Tubing for General A276 - Stainless and Heat-Resisting, Steel Bars and Shapes. A296 - Corrosion-Resistant Iron-Chromium, Iron-Chromium-Nickel and Nickel-Base A313 - Chromium-Nickel Stainless and Heat-Resisting Steel Sp
8、ring Wire. A494 - Nickel and Nickel Alloy Castings. B16.5 - Steel Pipe Flanges and Flanged Fittings. B164 - Nickel-Copper Alloy Rod an Bar. Strip. Service. Alloy Castings for General Application. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use i
9、n improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 3112, Department of the Navy, Washington, DC 20362 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. Provided by IHSN
10、ot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE I. Materials. Component Material Specification Hose tube I Tetrafluoroethylene (TFE) I Virgin material only End fitting Stainless steel ASTM A276, type 316 ASTM A269, grade 316 or 304 or 304 Stainless steel ASTM
11、A269, grade 316 - or 304 ASTM A296, grade CF-8M or CF-8 Elbow Reinforcing wire Stainless steel ASTM A313, type 304 MIL-H-24572 q7 W 777770b 0275054 T MIL-H-24592(SH) (Application for copies should be addressed to the American Society for Testing and (Technical society and technical association speci
12、fications and standards are generally Materials, 1916 Race Street, Philadelphia, PA 19103.) available for reference from libraries. They are also distributed among technical groups and using Federal agencies.) 3. REQUIREMENTS 3.1 Qualification. Hose assemblies furnished under this specification shal
13、l be products which are qualified for listing on the applicable qualified products list at the time set for opening of bids (see 4.3 and 6.3). 3.2 Material. Materials for the hose assembly components shall be as shown on table I. Support coil Stainless steel ASTM A313, type 302 Monel ASTM B164, clas
14、s A ASTM A494, alloy M-35 Identification tag Stainless steel ASTM A167, type 301 3.2.1 Recovered materials. Unless otherwise specified herein, all equipment, material, and articles incorporated in the products covered by this specification shall be new and shall be fabricated- using materials produc
15、ed from recovered materials to the maximum extent practicable without jeopardizing the intended use. The term “recovered materials“ means materials which have been collected or recovered from solid waste and reprocessed to become a source of raw materials, as opposed to virgin raw materials. interpr
16、eted to mean that the use of used or rebuilt products is allowed under this specifi- cation unless otherwise specifically specified. 3.2.1.1 TFE shall be virgin material. 3.3 Construction. 3.3.1 Hose assemblies. Hose tube shall consist of a TFE/innerlayer bonded to an outer- None of the above shall
17、be layer of fiberglass cloth. shall be of a convoluted construction and shall be reinforced externally with one or more layers of stainless steel wire braid. in accordance nhwe 1. The hose shall meet the requirements of table II. The tube 3.3.1.1 Leg length. Unless otherwise specified (see 6.2.l(b),
18、 leg length shall be 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-p1 WEI Ou) om orcomP1Ece with iection 5 of this document. 4.7 Ins ection of re aration for deliver . Preservation-packaging, packing, and 5. PACKAGING (The preparation for deliver
19、y requirements specified herein apply only for direct 5.1 Preservation-packaging, packing, and marking. Hose assemblies shall be preserved- Government acquisitions.) packaged level A or C, packed level A, E, or C as specified (see 6.2.1), and marked in accordance with MIL-P-775. 6. NOTES 6.1 Intende
20、d E. Hose assemblies acquired under this specification are intended for service in high temperature, low pressure or high vacuum shipboard steam systems. 6.2 Ordering data. 6.2.1 Acquisition requirements. Acquisition documents should specify the following: (a) Title, number, and date of this specifi
21、cation. (b) Leg lengths (see 3.3.1.1). (c) One hundred and fifty or 600 pound flanges in accordance with ACTM B16.5 (see (a) Level of quality desired in accordance with MIL-1-45208 (see 4.1.1). (e) Preservation, packaging, packing, marking if other than specified in section 3.3.2.1). 5 (see 5.1). Pr
22、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-HOSE DIA.(IN.) 2 SH11309 LI (IN. MIN) 2 lkV4 L2(1N. MIN) 2111/4 FIGURE 1, Hose assembly. 10 Provided by IH
23、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TYPICAL BOTH ENDS WELDED TANG SH11391 FIGURE 2. Support coil attachment to end fitting. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-24592 47 M 9999906 02750
24、b4 2 i MIL-H-24592 (SH) O (u + O 8 I O P O (D I ON Q) I 12 -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-H-24592 (SH) l-T + t + A- z 0 c n z O. O 8 O I O t I t 10 N O O 0 m o3 I- Lo u) N .= - O nZ w 3 8 a NIL s m D c ID n Q 0 3 Provided by I
25、HSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-FIGURE 5. 4000-ML GRADUATE TRANSDUCER TO PRESSURE Test rig for collapse test, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-H-24572 47 m 9999906 O275067 MIL-H-24592 (SH) h HOSE CONFIGURATION i ACCELEROMETER -LOCATIONS SH11395 FIGURE 6. Evaluation method for hose transmissibility. 15 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
