1、INCH-POUNDMIL-DTL-29576B 25 June 2007 SUPERSEDING MIL-C-29576A 2 September 1992DETAIL SPECIFICATION CYLINDERS, STEEL, COMPRESSED GAS, NON-SHATTERABLE, WELDED Reactivated after 25 June 2007 and may be used for new and existing designs and acquisitions. This specification is approved for use by all De
2、partments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers 1,800 psi (12,400 kPa) and 2,100 psi (14,500 kPa) (rated pressure) non-shatterable steel cylinders of welded construction. 1.2 Classification. Cylinders are of the following types and classes, as speci
3、fied by the applicable part number (see 6.2). 1.2.1 Types. Type A - Internal thread Type B - External thread 1.2.2 Classes. Class 1 - 1,800 psi (12,400 kPa) rated pressure Class 2 - 2,100 psi (14,500 kPa) rated pressure AMSC N/A FSC 8120 Comments, suggestions, or questions on this document should be
4、 addressed to: Commander, Naval Air Warfare Center Aircraft Division, Code 491000B120-3, Highway 547, Lakehurst, NJ 08733-5100 or emailed to thomas.omaranavy.mil. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at
5、 http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 2 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not incl
6、ude 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 requirements of documents cited in sections 3
7、 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 otherwise specified, the issues of these
8、documents are those cited in the solicitation or contract. FEDERAL SPECIFICATIONS BB-A-1034 - Compressed Air, Breathing. (Inactive for New Design) TT-C-490 - Chemical Conversion Coatings and Pre-treatments for Ferrous Surfaces (Base for Organic Coatings) COMMERCIAL ITEM DESCRIPTIONS (CIDs) A-A-58092
9、 - Tape, Antiseize, Polytetrafluorethylene A-A-59503 - Nitrogen, Technical DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-PRF-27210 - Oxygen, Aviators Breathing, Liquid and Gas MIL-M-43719 - Marking Materials and Markers, Adhesive, Elastomeric, Pigmented, General Specification for DEPARTMENT OF DEFENSE ST
10、ANDARDS MIL-STD-101 - Color Code for Pipelines and Compressed Gas Cylinders MIL-STD-130 - Identification Marking of U.S. Military Property Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 3 MIL-STD-810 - Environmental Engineering Consid
11、erations and Laboratory Tests MIL-STD-2219 - Fusion Welding for Aerospace Applications MS90389 - Cylinder, Oxygen, Non-Shatterable, Welded, 1800 PSI (Straight, U and Spiral Types). (Inactive for New Design) DEPARTMENT OF DEFENSE HANDBOOKS MIL-HDBK-1264 Radiographic Inspection for Soundness of Welds
12、in Steel by Comparison to Graded ASTM E 390 Reference Radiographs (Copies of these documents are available online at http:/assist.daps.dla.mil/quicksearch/ or http:/assist.daps.dla.mil/ or from the Standardization Document Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.
13、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 issues of these documents are those cited in the solicitation or contract. DRA
14、WINGS NAVAL AIR SYSTEMS COMMAND 1684AS100 - Cylinder, Oxygen Non-Shatterable, Welded (1,800 psi) (Copies of the above drawing are available from the Naval Air Technical Data and Engineering Service Command (NATEC), P.O. Box 357031, NASNI, Bldg 90, San Diego, CA 92135-7031 or email to: nani_governmen
15、tdrawingsnavy.mil.) PUBLICATIONS Defense Standardization Manual SD-6 - Provisions Governing Qualification Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 4 (Copies of defense standardization manuals are available online at http:/assist
16、.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 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 t
17、hese documents are those cited in the solicitation or contract. AEROSPACE INDUSTRIES ASSOCIATION (AIA) NAS847 - Caps and Plugs, Protective, Dust and Moisture Seal (Copies of the above document are available online at http:/www.aia-aerospace.org/pubs/ or from the Aerospace Industries Association, 100
18、0 Wilson Blvd, Suite 1700, Arlington, VA 22209-3901.) AMERICAN SOCIETY FOR QUALITY (ASQ) ANSI/ASQ-Z1.4 - Sampling Procedures and Tables for Inspection by Attributes (Copies of the above document are available online at http:/www.asq.org/ or from the American Society for Quality, P.O. Box 3005, 600 N
19、orth Plankinton Avenue, Milwaukee, WI 53203.) AMERICAN SOCIETY FOR TESTING and no particles larger than 175 micrometers per 100 ml of solvent. 3.5.2.3 Halogen. When tested as specified in 4.6.2.3, there shall be no evidence of cleaning compound residue. 3.5.3 Leakage. When tested as specified in 4.6
20、.3, the cylinder shall not show any evidence of gas bubbles after 2 minutes of submergence. 3.5.4 Permanent volumetric expansion. When tested as specified in 4.6.4, the cylinder shall not have a permanent volumetric expansion greater than 10 percent of the total volumetric expansion. 3.5.5 Burst pre
21、ssure. When tested as specified in 4.6.5, class 1 cylinders shall not burst at a pressure less than 4,500 psi (31,030 kPa) and class 2 cylinders shall not burst at a pressure less than 5,250 psi (36,200 kPa). Failure of the cylinders shall occur in a ductile manner. 3.5.6 Endurance. When tested as s
22、pecified in 4.6.6, the cylinder shall not show any evidence of material failure. 3.5.7 Flattening. When tested as specified in 4.6.7, the cylinder shall not show any evidence of cracking when examined visually without magnification. 3.5.8 Macrostructure defects. When tested as specified in 4.6.8, th
23、e cylinder shall show no evidence of abnormal segregation, pipes, cracks, seams or abnormal change in structure from the surface to the center. 3.5.9 Radiographic inspection. When tested as specified in 4.6.9, welded sections of the cylinder shall be in accordance with MIL-HDBK-1264. 3.5.10 Fragment
24、ation resistance. 3.5.10.1 Procedure I. When tested as specified in 4.6.10.1, the cylinder shall remain in one piece. 3.5.10.2 Procedure II. When tested as specified in 4.6.10.2, the cylinder shall be allowed to separate into two pieces. The projected area of any piece shall be not less than 2.0 squ
25、are inches. The cylinder shall exhibit no evidence of shattering into small irregular pieces or splinters. 3.5.11 Vibration (spiral cylinder). When tested as specified in 4.6.11, the cylinder assembly (brackets and cylinder) shall remain in one piece, and there shall be no evidence of constructural
26、or material failure. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 9 3.5.12 Physical properties. When tested as specified in 4.6.12, the samples shall not have a tensile strength greater than 200,000 psi (1.38x106kPa), and elongation
27、 shall be not less than 6 percent. 3.6 Weight. The weight of the cylinder shall be not greater than the values specified on the applicable drawings. 3.7 Color. Unless otherwise specified on the applicable drawings or the acquisition document (see 6.2), the color of the cylinders shall be in accordan
28、ce with MIL-STD-101. 3.8 Finish. The external and internal surfaces shall be cleaned in accordance with TT-C-490, Method I or IV. The internal surface of cylinders fabricated of material other than corrosion-resistant steel shall be treated in accordance with TT-C-490, Type I. The external surface o
29、f all cylinders shall be painted with a protective finish that will not crack, chip, or scale during normal service life or under extreme environmental conditions. The color of the protective finish shall be as specified in 3.7. 3.9 Identification marking. The cylinder shall be marked for identifica
30、tion in accordance with MIL-STD-130. 3.9.1 Standard markings. The cylinders shall be permanently and legibly marked using a pressure sensitive decal located as shown on Drawing 1684AS100 and MS90389, as applicable. The adhesive on the decal shall conform to MIL-M-43719, Type I, Class 1. The markings
31、 shall be not greater than 0.125 inch (3.18 mm) high and shall consist of the following (listed sequence mandatory): a. Manufacturers Name and CAGE (Commercial and Government Entity) code. b. Government Part Number. c. 1,800 psi (12,400 kPa) or 2,100 psi (14,500 kPa), as applicable. d. Serial Number
32、. e. Date of permanent volumetric expansion (PVE) test (month and year) with identifying symbol between the month and year. f. A blank area for the addition of subsequent PVE test dates. 3.9.2 Additional markings. The following additional markings shall be applied by stenciling or clear pressure sen
33、sitive decal in two places diametrically opposite of each other (see applicable drawings for location): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 10 Aviators Breathing Oxygen 1,800 psi (12,400 kPa) or 2,100 psi (14,500 kPa) (as a
34、pplicable) The size of the markings and the space between each row of markings shall be not less than 0.12 times the outer diameter of the cylinder. The adhesive on the decal shall conform to MIL-M-43719, Type I, Class 1. 3.10 Workmanship. The cylinders shall be uniform in quality and shall be free
35、from irregularities or defects which could adversely affect safety, performance, reliability or durability. The cylinders shall be free of oil, grease, fuel, water, dust, dirt or any other foreign matter. 4. VERIFICATION 4.1 Classification of inspection. The inspection requirements specified herein
36、are classified as follows: a. Qualification inspection (see 4.2). b. First article inspection (see 4.3). c. Conformance inspection (see 4.4). 4.2 Qualification inspection. Qualification inspection shall consist of the examinations and tests specified in table III. TABLE III. Qualification inspection
37、. Inspection Requirement Test Method Visual examination 3.5.1.1 4.6.1.1 Dimensional check 3.5.1.2 4.6.1.2 Cleanliness (Oxygen cylinders) 3.5.2.1 4.6.2.1 3.5.2.2 4.6.2.2 3.5.2.3 4.6.2.3 Leakage 3.5.3 4.6.3 Permanent volumetric expansion 3.5.4 4.6.4 Provided by IHSNot for ResaleNo reproduction or netw
38、orking permitted without license from IHS-,-,-MIL-DTL-29576B 11 TABLE III. Qualification inspection - Continued. Inspection Requirement Test Method Burst pressure 3.5.5 4.6.5 Endurance 3.5.6 4.6.6 Flattening 3.5.7 4.6.7 Macrostructure defects 3.5.8 4.6.8 Radiographic inspection 3.5.9 4.6.9 Fragmenta
39、tion resistance 3.5.10.1 4.6.10.1 or 3.5.10.2, or 4.6.10.2, as applicable as applicable Vibration (spiral cylinder) 3.5.11 4.6.11 Physical properties 3.5.12 4.6.12 4.2.1 Qualification samples. Qualification samples shall consist of the following: a. Nine cylinders of the type (part number) for which
40、 qualification testing has been authorized. b. Four material samples in accordance with ASTM-E8, cut from 4 complete cylinders. c. Two sets of manufacturers drawings in accordance with SD-6. d. When applicable, certification from the original manufacturer that the distributor requesting qualificatio
41、n status is authorized to distribute the item, or to rebrand and distribute the item, as applicable. Samples shall be forwarded to the test facility set forth in the letter of authorization to submit samples (see 6.3). The samples shall be plainly identified by securely attached durable tags marked
42、with the following information: Sample submitted by (name) (date) for qualification inspection in accordance with the requirements of MIL-DTL-29576 and number under authorization (reference authorizing letter and number) (see 6.3). Provided by IHSNot for ResaleNo reproduction or networking permitted
43、 without license from IHS-,-,-MIL-DTL-29576B 12 4.3 First article inspection. First article inspection shall consist of the examinations and tests specified in table IV, listed sequence mandatory. If there is no Qualified Products List for the part number being procured, first article testing shall
44、consist of the tests specified in table III. TABLE IV. First article inspection. Inspection Requirement Test Method Visual examination 3.5.1.1 4.6.1.1 Dimensional check 3.5.1.2 4.6.1.2 Cleanliness (Oxygen cylinders) 3.5.2.1 4.6.2.1 3.5.2.2 4.6.2.2 3.5.2.3 4.6.2.3 Leakage 3.5.3 4.6.3 Permanent volume
45、tric expansion 3.5.4 4.6.4 Burst pressure 3.5.5 4.6.5 Flattening 3.5.7 4.6.7 Radiographic inspection 3.5.9 4.6.9 4.3.1 First article samples. Unless otherwise specified herein, as soon as practicable after award of a contract or order, the manufacturer shall submit four cylinders of each part number
46、 specified in the contract or order. The samples shall be representative of the construction, workmanship, components, and materials to be used during production. When a manufacturer is in continuous production of these cylinders from contract to contract, submission of further first article samples
47、 on the new contract may be waived at the discretion of the procuring activity (see 6.2). Approval of the first article samples or the waiving of the first article inspection does not preclude the requirements of submitting to conformance inspection. The first article samples shall be furnished to t
48、he Government as specified in the contract (see 6.2). 4.3.1.1 First article information. Upon completion of the first article inspection, the Government activity responsible for conducting the inspection (see 6.2) shall report the results of the inspection to the contracting officer with appropriate
49、 recommendations. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-29576B 13 4.3.1.2 First article sample disposition. The samples will be destroyed during the inspection program and will not be returned to the contractor. 4.4 Conformance inspection. Conformance inspection shall consist of the exa
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