1、dd-A-430C 75 m 7777774 0007040 7 - 14 iiscember 1984 SUPERSEDING May 21 , 1970 QQ-A-430B FEDERAL SPECIFICATION ALUMINUM ALLOY ROD AND WIRE; FOR RIVETS AND COLD HEADING This specification was approved by the Commissioner, Federal Supply Service General Service Administration for the use of all Federa
2、l agencies. I. SCOPE AND CLASSIFICATION 1.1 Scope. Aluminum alloy wire and rod covered by this specification are suitable for the manufacturer of rivets and other utility items by cold die-heading operations 1.2 Classification. 1.2.1 Alloys and tempers. Wire and rod shall be following alloys and tem
3、pers, as specified (see-6.1) tempers shall be as specified in ANSI H35.1: 1100-0, H14, H24 2219-0, .H13, H23 2017-0, H13, H23 3003-0, H14, H24 2024-0, H13, H23 5005-0,- H22, H32 21 17-0, H13, H23 5052-0, H22, H32 2117-0, H15, H25 . 5056-0, H22, H32 2. APPLICABLE DOCUMENTS of this specification to th
4、e Federal Standards: FED-STD-123 - Marking FED-STD-151 - Metal s ; FED-STD-184 - Identif furnished in one of the . The definitions of 6053-0, H13, H23 6061-0, H13, H23 7G50-0, H13 7075-0, H13, H23 7178-0, H13, H23 2.1 Government publications. The issues of the following documents, in effect on date
5、of invitation for bids or so!icitations for offers, form a part extent specified herein. for Domestic Shipment (Civil Agencies). Test Methods. ication Marking of Aluminum, Magnesium, and Ti tani um. / 1 THIS DOCUMENT CONTAINS .-.I- “- PAGES - FSC 9525, 9530 Provided by IHSNot for ResaleNo reproducti
6、on or networking permitted without license from IHS-,-,-QQ-A-430C . (Activities outside the federal Government may obtain copies of Federal specifications, standards, and commercial item descriptions, as outlined under I General Information in the Index of Federal Specifications, Standards and Com-
7、mercial Item Descriptions. The Index, which includes cumulative bimonthly sup- plements as issued, is for sale on a subscription basis by the Superintendent of Documents, U. S. Government Printing Office, Washington, DC 20402. (Single copies of this specification and other Federal specifications and
8、 commercial item descriptions required by activities outside the Federal Govern- ment for bidding purposes are available without charge from General Services Ad- ministration Business Service Centers in Boston, MA; New York, NY; Philadelphia, PA; Washington, OC; Atlanta, GA; Chicago, IL; Kansas City
9、, MO; Fort Worth, TX; Houston, TX; Denver, CO; San Francisco, CA; Los Angeles, CA; and Seattle, WA. (Federal Government activities may obtain copies of Federal standardization documents and the Index of Federal Specifications, Standards, and Commercial Item Descriptions from established distribution
10、 points in their agencies.) Military Specification: MIL-H-6088 - Heat Treatment of Aluminum Alloys. Military Standards: MIL-STD-129 - Marking for Shipment and Storage. MIL-STD-649 - Aluminum and Magnesium Products, Preparation Shipment and Storage. for MIL-STD-1312 - Fasteners, Test Methods. (Copies
11、 of Military Specifications and Standards required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 Other publications. The following documents form a part of this specification to the exte
12、nt specified herein. Unless otherwise indicated, the issue in effect on date of invitation for bid or solicitation for offers shall apply. American Society for Testing and Materials (ASTM) Standard: B 557 - Tension Testing Wrought and Cast Aluminum and Magnesium Alloy Products (Application for copie
13、s shou1.d be addressed .to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-d. O O a QQ-A-430C 75 W 7333774 O003042 O QQ-A-430C 1 Standards American National
14、Standards Institute (ANSI) Standards: H35.1 - Alloy and Temper Designation Systems for Aluminum H35.2 - Dimensional Tolerances for Aluminum Mill Froducts (Application fgr copies shauTd be addressed to the American Nationa Ins-titute, 1430 Broadway, New York, NY 10018.) National Motor Freight Traffic
15、 Association, Inc., Agent National Motor Freight Class.fication (Appl ication for copies should be addressed to the American Trucking Associations, Inc., Traffic Department, 1616 P Street, NW., Washington, DC 20036.) Uniform Classification Committee, Agent I Uniform Freight Classification (Appl cati
16、on for copies should be addressed to the Un Committee, Room 1106, 222 South Riverside Plaza, Chicago 3; REQUIREMENTS iform Classification , IL 60606.) 3.1 Sui tabi 1 i ty for cold heading. The wir shall be such that co1.d-headed shapes may be produced therefrom in accordance with the requir-ements.
17、of the . applicable product specificationI 3.2- Chemical composition, - 3.2.1 The chemical composit.ion of the wire and rod shall conform to the requirements specified in table I. 3.3 Mechanical properties. 3.3.1 Tensile properties-of materials as supplied. The tensile properties in the direction of
18、.rolling or drawing shall conform to the-requirements of table II 3.,3.2 Tensile properties after heat treatment, In addition to the require- ments of 3.3.1, the mechanical properties in the direction of rolling or drawing of heat-treatable material ordered in the annealed or strain-hardened tempers
19、 and - subsequently solution heat-treated (T4 temper), or solution heat-treated-and artificially aged (T6 temper), or solution heat-treated and overaged (T7 temper), or solution treated, cold worked,. then .artificially aged (T8 temper.). shall. - conform to the requirements of table III for either
20、tensile requirements or shear strength requirernenk. The measurement of elongation and yield strength is not required for wire less than 0.125 inch diameter. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I 1hI I- O v)olnIn am Nff 0000 O0 ?hi? 9 .
21、I- o00 L c lOOOIl0 u s. QOOO O0 n .-I In N O O O 5 .r C O V L N .P !? O I In O O 5 .P U m C m ml c, C U al C O V 5 .P ln al C m B r Id c) 3 u Id ct O c, C (u u L P al In a O W s C O V .r r ;i d-l ln r O I 0) O O E, .P C O o L N ml .I- Provided by IHSNot for ResaleNo reproduction or networking permit
22、ted without license from IHS-,-,-TABLE II. Tensi le properties Alloy and T5.5 -“ Up thru 1.000 1 100-0 . Tensile s-trength, ksi Di ameter, Temper Maximum Minimum . Inches 1100-H14, H24 35.0 “- UD -thru 1 .O00 2024-0 40.0 30 .O Up thru -1 . O00 201 7-Hl 3, H23 35.0 “_ Up thru 1.000 201 7-0 21 .o 16.0
23、 Up thru 1 O00 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-;S O c * 7 O P 9 -9 mm ON 9 m N 99 (v- * L c, (u P .P U C ! .r- o P aJ v) c, v) C (u v) aJ L al L n - $ 4 O I O0 mo md- a. O m m O Ca u) 93 WD wm r PI .C O N W O Ca m O0 ma) mm 3 O W “ r
24、o C .I- O O 3 o r c, W W O O - c; 5 W Ln W O O N d P o C .r O O O r c, O W u) O O - Y c u) O W O h O - r o C .r- O O O P c, O m W O O - m h 7 O u) O h O0 ho3 hW a. in c c“ .I- Y v) O rD * v) .C .c c, m C aJ L c, v) L rd c aJ v) E X (I r 5 .I- ml H H H c C o P O O O O c, W M 9 O - F d hl O N “ rr u0
25、cc .I- *r- O0 33 W o0 cc I- .r O0 O0 c,c, 00 c,c, O0 mm ww 99 O0 mm ww O0 O0 *. I I F NN hh O0 nh Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-QQ-A-430C 3.4 Tolerances. The tolerances shall not exceed those specified in ANSI 3.5 Marking for identi
26、fication. -Unless otherwise. specified (see 6.21, wire H35.2 for straightness, specified length, and diameter of rod and wire. . and rod shall be marked in accordance with FED-STD-184 3.6 Material in sizes not covered in this specification. Mechanical properties and tolerances of material fall-ing o
27、utside the diameter limits (see tables II and III) covered in this specification shall be as specified in the. procurement documents (see 6.2). 3.7 Heat treatment. . Heat treatment shall be in accordance with the requirements of MIL-H-6088. 3.8 Workmanship. Rod and wire shall be uniform in quality a
28、nd condition, clean, sound, smooth, and free from hard spots, i nterna.1 voids, kinks, damaged . ends, longitudinal surface defects appearing as cracks, folds, or crevices, and other defects detrimental to processing and service appl-ications. Normal oxidation occurring during heat-treatment shl.1 n
29、ot be cause for rejection. 4. QUALITY ASSURANCE PROVISIONS. .4.1 Re.sponsi bi 1 i ty for inspection. . Unless Othe-rwise Specified in the O contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified
30、in the contract or order, the contractor may use his own or any other facilities suitable for performance of the inspection requi.rements specified herein, unless disapproved by the Government. The Government reserves the right to perform any .of the inspections set forth in the specification where
31、such fnspections are deemed necessary to assure that supplies -and services conform to prescribed requirement-s. 4.2 Sarllpling. 4.2 u. A lot shall consist of an identified quantity of rod and wire of the same alloy, temper and size trace-able to a heat-treated lot or lots and , subj-ected to inspec
32、tion at one time 4.2.2 Sampling for chemical analysis. 4.2.2.1 Ingot sampling. At least. one sample shall be taken for each group of ingots of the same.alloy -poured simul taneously from the.same source of mol ten metal by the producer and analyzed to determine conformance to 3.2 (see 4.4.1). reject
33、ed. Complete ingot analysis r.ecords shall be available to the Government. . - Ingots not conforming to the requirements of this- specification shall be O 7 -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-QQ-A-Y30C 75 777777Ll 00070Y7 T M QQ-A-430
34、C * 4.2.2.2 Finish product analysis. When compTiance with 3.2 has not been established in accordance with 4.2.2.1, samples shall be selected as follows: From materi al having a nominal weight of less than one pound per 1 i near foot, one sample shall be selected from each lot weighing 1,000 pounds o
35、r less; from lots weighing more than 1,000 pounds, one additional sample shall be taken for each 1,000 pounds or fraction thereof in excess of the first 1,000 pounds. From material having a nominal weight of one pound or- more per 1 inear foot r one sample shall be taken from each lot consisting of
36、1,000 feet or less; from lots consisting of more than 1,000 feet, one additional sample shall be taken for each 1,000 feet or fraction thereof in excess of the first 1,000 feet. Only one sample shall be taken from any orle piece when more than one piece i S avai lable. Not more than one analysi S sh
37、all be required per piece. 4.2.3 Samples for mechanical property data. 4.2.3.1 Number of test sample in temper supplied. From material having a nominal weight of less than one pound per linear foot, one tension test sample shall be selected from each lot weighing 1,000 pounds or less; from lots weig
38、hing mre than 1,000 pounds, one additional sample shall be taken for each 1,000 pounds or fraction thereof in excess of the first 1,000 pounds. From material having a weight of one pound or more per linelr foot, one tension test sample shall be taken from each lot consisting of 1,000 feet or less; f
39、rom lots consisting of more than 1,000 feet, one additional sample shall be taken for each. 1,000 feet or fraction thereof in excess of the first 1,000 feet. Only one tension test shall be taken from any one piece when more than one piece is avai 1 able. 4.2.3.2 Number of tests after heat treatment.
40、 From heat-treatable material ordered in the O or one of the H tempers an additional number of specimens equal to those required by 4.2.3.1 shall be taken and tested for conformance to 3.3.2, as appl icnble, after h-aving been processed to the T4, T6, T61, T73, or T81 tempers as specified (see 6.2)
41、.The contractor shall have the option of performing either the tension or shear test in lieu of performing both tests. However, the material tested must meet all the applicable requirements of table III. 4.2.4 kmpling for visual and dimensional examination. Each rod and wire. shall be examined to de
42、termine conformance to this specification with respect to ;/or-kmanship and identification marking. Examinations for dimensions shali .be made at planned intervals to insure conformance to the tolerances specified. On approval of the procuring activity, a system of statistical qual ty control may be
43、 used for dimensional, marking, and workmanship -examination. 4.2.5 Sampling for packaging examination. Sampling shall be in accordance with MIL-STD-105, inspection level S-l. A lot shall be as specified in MIL-STD-649. Provided by IHSNot for ResaleNo reproduction or networking permitted without lic
44、ense from IHS-,-,-QQ-A-430C -. .4.3 Exami nation. 4.3.1 Visual and dimensional examination. Each sample rod and wire selected in accordance with 4.2.4 shall be visually examined snd measured to verify .conformance to the specification (see 3.8). A magnifier with capability to magnify to 1OX may. be
45、used for visual examination. 4.3.2 Preservation, packaging, packing, and marking for shipment. -The preservation, packaging, packing, and marking for shipment shalT be examined to determine compliance with the requirements of section 5. The AQL shall be 1.5 percent defective. 4.4 Test methods. 4.4.1
46、 Chemical analysi sr Chem.ica1 analysis shall be made by the wet chemical method in accordance with method 111 of FED-STD-151, or by the spectrochemical method in accordance with method 112 of FED-STD-151. 4.412 Mechanical properties. testing. 4.4.2.1 Types pf specimen and test method. Specimens for
47、 determining tensile properties shall be prepared and tested in accordance with ASTM B 557: -Elhen practical, the material shall be tested in full section. For material which can not practically be tested in full section, the standard round type specimen in. the largest size. applicable shall be use
48、d 4.4.2.2 Shear test. When performed, the- shear test shall be made in a fixture-substantially in accordance with figure 1 of this specification. Alternatively, 9 double-shear fixture conforming with the requirements of Test 13, MIL-STD-1312, may-be used. Fixtures of other designs may be used upon t
49、he approval of the procuringactivity. -The shearing strength of the rod and wire s.ha11 be calculated using the actual measured diameter of the test sample. 4.5 Rejection and retest. Failure of a specimen to meet the test requirements shall be cause for rejection of the lot. At the discretion of the- purchaser, retest may be permitted. A retest sample of three specimens shall
