1、Comments, suggestions, or questions on this document should be addressed to: Commander, Naval Sea Systems Command, ATTN: SEA 05S, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160 or emailed to CommandStandardsnavy.mil, with the subject line “Document Comment”. Since contact
2、information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assist.daps.dla.mil. AMSC N/A FSC 4630 INCH-POUND MIL-PRF-32217A 29 November 2011 SUPERSEDING MIL-PRF-32217 w/Interim Amendment 1 27 April 2007 MIL-PRF-32217 27 July 200
3、6 PERFORMANCE SPECIFICATION SCALE PREVENTION IN SEWAGE COLLECTION, HOLDING AND TRANSFER (CHT) AND VACUUM CHT (VCHT) PIPING SYSTEMS FOR USE ON NAVAL SURFACE SHIPS This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specificatio
4、n covers requirements for scale (see 6.4.4) prevention in sewage (see 6.4.7) collection, holding and transfer (CHT) and vacuum CHT (VCHT) piping systems for use on naval surface ships, including the use of scale prevention chemical/biological products and non-chemical/biological (physical treatment)
5、 processes and systems to prevent scale formation in shipboard sewage collection piping systems. 1.2 Classification. Scale prevention systems (see 6.4.6) are of the following classes and types (see 1.3 and 6.2). 1.2.1 Classes. Class 1 - For use in freshwater (see 6.4.1) Class 2 - For use in seawater
6、 (see 6.4.2) Class 3 - For use in both freshwater and seawater 1.2.2 Types. Type I - Manual Chemical/Biological Product Injection System (see 6.4.8) Type II - Automatic Timed Chemical/Biological Product Injection System (see 6.4.9) Type III - Automatic Flush-Triggered Chemical/Biological Product Inj
7、ection System (see 6.4.10) Type IV - Automatic Non-Chemical/Biological System (Physical Treatment) (see 6.4.11) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32217A 2 1.3 Part or identifying number (PIN). PINs to be used for a scale prevent
8、ion system acquired to this specification are created as follows: (see 1.2.1 and 1.2.2 for PIN Code designations) M 32217 - X - X Prefix for Military Specification Specification Number Class (see 1.2.1) Type (see 1.2.2) Example: M32217-1-II 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed i
9、n this section are specified in sections 3, 4, or 5 of this specification. 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, documen
10、t users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4, or 5 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
11、a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract. FEDERAL STANDARDS FED-STD-H28 - Screw-Thread Standards for Federal Services COMMERCIAL ITEM DESCRIPTIONS A-A-59423 - Vacuum Interface Val
12、ve for Shipboard Use DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-S-901 - Shock Tests, H.I. (High Impact) Shipboard Machinery, Equipment, and Systems, Requirements for MIL-PRF-6855 - Rubber, Synthetic, Sheets, Strips, Molded or Extruded Shapes, General Specification for MIL-DTL-15024 - Plates, Tags, and
13、 Bands for Identification of Equipment, General Specification for MIL-T-16420 - Tube, Copper-Nickel Alloy, Seamless and Welded (Copper Alloy Numbers 715 and 706) MIL-A-18001 - Anodes, Sacrificial, Zinc Alloy MIL-DTL-24779 - Anodes, Sacrificial, Aluminum Alloy Provided by IHSNot for ResaleNo reproduc
14、tion or networking permitted without license from IHS-,-,-MIL-PRF-32217A 3 DEPARTMENT OF DEFENSE STANDARDS MIL-STD-167-1 - Mechanical Vibrations of Shipboard Equipment (Type I Environmental and Type II Internally Excited) MIL-STD-461 - Requirements for the Control of Electromagnetic Interference Cha
15、racteristics of Subsystems and Equipment MIL-STD-1310 - Shipboard Bonding, Grounding, and Other Techniques for Electromagnetic Compatibility, Electromagnetic Pulse (EMP) Mitigation, and Safety MIL-STD-1472 - Human Engineering MIL-STD-1474 - Noise Limits (Copies of these documents are available onlin
16、e at https:/assist.daps.dla.mil/quicksearch/ or https:/assist.daps.dla.mil.) 2.2.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the
17、 issues of these documents are those cited in the solicitation or contract. NAVAL SEA SYSTEMS COMMAND (NAVSEA) PUBLICATIONS S6480-A4-CAT-010 - U.S. Navy Surface Ship (Non-Submarine) Authorized Chemical Cleaning Products and Dispensing Systems Catalog S9074-AR-GIB-010/278 - Requirements for Fabricati
18、on Welding and Inspection, and Casting Inspection and Repair for Machinery, Piping, and Pressure Vessels S9086-T8-STM-010/593 - Pollution Control T9640-AB-DDT-010/HAB - Shipboard Habitability Design Criteria Manual (Copies of these documents are available from the Naval Logistics Library, 5450 Carli
19、sle Pike, Mechanicsburg, PA 17055 or online at https:/nll.ahf.nmci.navy.mil.) OPNAV INSTRUCTIONS OPNAVINST 5100.19 - Navy Safety and Occupational Health (SOH) Program Manual for Forces Afloat (Copies of this document are available from the Department of the Navy Issuances, SECNAV/OPNAV Directives Co
20、ntrol Office (DNS-5), Washington Navy Yard, Bldg. 36, 720 Kennon Street, SE Rm. 203, Washington Navy Yard, DC 20374-5074 or online at http:/doni.daps.dla.mil/default.aspx.) 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless ot
21、herwise specified, the issues of these documents are those cited in the solicitation or contract. AMERICAN PUBLIC HEALTH ASSOCIATION (APHA) Standard Methods for the Examination of Water and Wastewater (Copies of this document are available from American Public Health Association, 800 I Street, N.W.
22、Washington, DC 20001-3710 or online at www.apha.org.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32217A 4 ASME INTERNATIONAL ASME B1.1 - Unified Inch Screw Threads, UN and UNR Thread Form ASME B1.13M - Metric Screw Threads: M Profile ASM
23、E B1.21M - Metric Screw Threads: MJ Profile (Copies of these documents are available from ASME International, 22 Law Drive, P.O. Box 2900, Fairfield, NJ 07007-2900 or online at www.asme.org.) ASTM INTERNATIONAL ASTM B61 - Standard Specification for Steam or Valve Bronze Castings ASTM B75/75M - Stand
24、ard Specification for Seamless Copper Tube ASTM D471 - Standard Test Method for Rubber Property-Effect of Liquids ASTM D785 - Standard Test Method for Rockwell Hardness of Plastics and Electrical Insulating Materials ASTM D2240 - Standard Test Method for Rubber Property Durometer Hardness ASTM D3601
25、 - Standard Test Method for Foam in Aqueous Media (Bottle Test) ASTM E1003 - Standard Test Method for Hydrostatic Leak Testing ASTM F1412 - Standard Specification for Polyolefin Pipe and Fittings for Corrosive Waste Drainage Systems ASTM G31 - Standard Practice for Laboratory Immersion Corrosion Tes
26、ting of Metals (Copies of these documents are available from ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959 or online at www.astm.org.) SAE INTERNATIONAL SAE-AMS3260 - Ethylene Propylene-Diene (EPDM) Rubber, General Purpose, 45-55 SAE-AMS3631 - Polyvinyl Chloride (PVC) P
27、lastic Extrusions High Temperature, Flexible SAE-AMS7276 - Rings, Sealing, Fluorocarbon (FKM) Rubber High-Temperature-Fluid Resistant Low Compression Set 70 to 80 SAE-AS8791 - Hydraulic and Pneumatic Retainers (Back-Up Rings), Polytetrafluoroethylene (PTFE) Resin (Copies of these documents are avail
28、able from SAE World Headquarters, 400 Commonwealth Drive, Warrendale, PA 15096-0001 or online at www.sae.org.) 2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this doc
29、ument takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32217A 5 3. REQUIREMENTS 3.1 Qualification. S
30、cale prevention systems furnished under this specification shall be products that are authorized by the qualifying activity for listing on the applicable qualified products list before contract award (see 4.1 and 6.3). 3.2 Chemical/biological products and physical processes qualification. 3.2.1 Toxi
31、city. When evaluated in accordance with 4.3.1, the scale prevention chemical/biological products and physical treatment processes shall have no adverse effect on the health of personnel when used for their intended purpose and shall not cause any environmental problems during waste disposal (see 4.3
32、.1 and 6.8). 3.2.2 Shipboard hazardous materials list (SHML). Scale prevention products provided under this specification are required to be listed in the Master Ships Hazardous Material List (Master SHML) in accordance with OPNAVINST 5100.19. The SMHL approval process includes, at a minimum, an ass
33、essment of aquatic toxicity, a Health Hazard Assessment (see 3.2.1), and a determination of whether less hazardous, but suitably performing, alternative products are available for use. The Master SHML approval process is intended to ensure the least hazardous materials are approved for shipboard use
34、 for each maintenance or operational application. Any questions regarding the information required to be listed on the Master SHML shall be addressed to Commanding Officer, Naval Supply Systems Command, ATTN: Code 077, P.O. Box 2050 Mechanicsburg, PA 17055-0787. 3.2.3 Chemical/biological product int
35、roduction. 3.2.3.1 Type I. Type I scale prevention system chemical/biological products shall be manually introduced into the shipboard sewage system via the water closet and urinal bowls not more than once a day. Product dispensing, mixing procedures, and usage periodicity shall be as specified by t
36、he manufacturer. 3.2.3.2 Type II. Type II scale prevention system design shall be fully automatic. During each timed cycle, the system shall deliver controlled quantities of chemical/biological product, and dilution water, as applicable, into the shipboard sewage piping system at the point where the
37、 upstream-most water closet or urinal drain intersects the collection piping. The volume of dilution water shall not exceed 0.5 and 3.0 gallons per cycle for Class 1 and Class 2 systems, respectively. Dispensing frequency (cycles/day) shall be as specified by the manufacturer. 3.2.3.3 Type III. Type
38、 III scale prevention system design shall be fully automatic once the flush is triggered. During each water closet or urinal flush, the system shall deliver controlled quantities of chemical/biological product into the flushing water to the sanitary fixture, into the fixture itself, or into the drai
39、n piping downstream of the fixture. 3.2.4 Chemical/biological product concentrations and dosage volumes, and physical treatment applications. 3.2.4.1 Type I and type II. Chemical/biological product concentrations and dosage volumes for Type I and Type II systems shall be sufficient enough to show th
40、at the total suspended solids (TSS) after exposure shall be at least 90 percent less than the TSS before exposure when tested in accordance with 4.3.3. a. For Type I systems, the TSS of samples after addition of calcium carbonate and after addition of the product shall be at least 90 percent less th
41、an the TSS of the samples after addition of calcium carbonate, but before addition of the product. b. For Type II systems, the TSS of samples after the addition of calcium carbonate and after addition of the product corresponding to QLshall be at least 90 percent less than the TSS of the samples aft
42、er addition of calcium carbonate, but before addition of the product. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32217A 6 3.2.4.2 Type III. Chemical/biological product concentrations and dosage volumes for Type III systems shall be suffi
43、cient enough to show no visible precipitate at the product concentration tested, CL. After addition of product, the TSS of samples at CLafter exposure shall not exceed the TSS before exposure by more than 20 percent when tested in accordance with 4.3.3. As an alternative, chemical/biological product
44、 concentrations and dosage volumes for Type III systems shall be sufficient enough to show no visible scaling on the metal specimens after exposure at the product concentration tested, CLwhen tested in accordance with 4.3.4. a. For Type III and Type IV systems, there shall be no visible precipitate
45、at the product concentration/treatment method tested, CL. The TSS of samples at CLafter exposure shall not exceed the TSS before exposure by more than 20 percent. 3.2.4.3 Type IV. Application of the physical treatment process for Type IV systems shall be sufficient enough to show no visible precipit
46、ate at the treatment method tested, CL. After application of treatment, the TSS of samples at CLafter exposure shall not exceed the TSS before exposure by more than 20 percent when tested in accordance with 4.3.3. As an alternative, application of the physical treatment process for Type IV systems s
47、hall be sufficient enough to show no visible scaling on the metal specimens after exposure at the treatment method tested, CLwhen tested in accordance with 4.3.4. 3.2.5 Chemical/biological product pH. The pH of the chemical/biological product (Type I, Type II, and Type III systems), when diluted wit
48、h freshwater, shall be between 3.0 and 8.5 when tested in accordance with 4.3.5. 3.2.6 Local storage. A minimum of one weeks supply of chemical/biological products (Type I, Type II, and Type III systems) shall be capable of fitting into a local storage volume with maximum dimensions of 36 inches wid
49、e by 12 inches deep by 24 inches high (SMAX= 6 ft3). Unless otherwise specified (see 6.2), storage requirements for this supply shall be based on chemical/biological product injection periodicity and 18 sanitary fixtures for Type I systems, on chemical/biological injection frequency for Type II systems, or on 50 personnel for Type III systems. Storage space required, SR, shall be determined in accordance with 4.3.6. 3.2.7 Chemical/biologi
