1、WIGET45829A( MU) 19 January 1970 SUPETIJEDING MIL-E459(Ord) 16 November 1959 MILITARY SPECIFICATION ELEXTHIDE, MELDING, COPPER, SILICON-DEDXIDIZED SOLID, BARF: 1. SCOPE MIL-E-Y5829A 3Y 9799906 Llb35 L 1,l This specification covers one class of bare, solid, silicon deoxidize copper base alloy electro
2、de for use with the inert-gas metal- arc (consummable electrode) welding process. 2. APPLICABLE DOCWE 2.1 The following documents, of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPEX IFICATION MILITARY
3、MIGW-lOL+30 - Welding Rods and Electrodes; Preparation for Delivery of STANDARTIS Fed. SM. No, 14.6 - Tolerances for Copper and Copper Base Alloy MiL1 Products Fed. Test Method Std. No. i51 - Metals; Test Methods MILImRY MlLSTD405 - Sampling Procedures and Tables for inspection by Attributes MnrSrnl
4、.29 - Marking for Shipment and Storage I =c 3439 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-E-4529A 34 W 9999906 0463589 3 MIL-E-45829A ( PTU ) by suppliers in connection with specific procurement functions should be obtained from the procu
5、ring activity or as directed by the contracting officer. ) specification to the exkent specified herein. Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. AESERICAN SOCIETY FOR TESTING AND MATERIALS (Copies of specifications, standard
6、s, drawings and publications required 2.2 Other publications, The following document forms a part of this Ea68 - Tension Testing of Metallic Materials (Application for copies should be addressed to the American Society for Technical society and technical association specifications and standards Test
7、ing and Materials, 1916 Race Street, Philadelphia, Pa. , 19103). are generally available for reference from libraries. distributed among technical groups and using Federal agencies. They are also 3. REQUIWmTS 3.1 Materials. The electrode shall be of homogeneous composition throughout and shall have
8、a smooth finish. 3*2 Chemical composition. The chemical composition shall be in acLordance with table I. Table 1. Chemical composition Element Percent Copper Rem. Tln 0.65-0.90 Silicon 0.15-0.40 Zinc, max 0.005 Iron a Nickel a Altniin, W. 0.01 Others, max. 0.10 Manganese o. 10-g . 30 Lead, max. O.O$
9、, Phosphorus maX. o.ooa aThe sum of the- elements shall not exceed 0.50 percent 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.3 Dimensions and tolerances. 33.1 Dimensions. The electrodes shall be furnished in the following diameters as designat
10、ed by the rocuring activity (see 6.2): 0.035, 0.045, 1/16, 5/6& 3/32, and 16 inch. 3.3.2 Tolerances. 3.4 Mechanical properties. The tensile strength of the electrode shill Reference 24aIl) of Fed. Std. No. 146 shall apply. be as shown in table II. Table II. Mechanical properties Nominal diameter, Te
11、nsile strength, psi inch min. w. 0.035, 0.045, 1/16 75,000 95,000 5/64, 3/32, 118 05,000 85,000 3.5 Spools and coils. The electrode shall be wound (a) on spools, or (b) in coils on drums so as to lay flat. conform to class 3b and in coils shall conform to class 4 of MIL-IL10430. In either case, the
12、electrode shall be of one continuous length. The electrodes on spools 8haU 3.5.1 Spools. The electrode shall be wound on spools in such a manner asto be free to unwind without binding or other restrictions. 3.6 Workmanship. The electrode shall be clean and free from non- metallic inclusions, slivers
13、, depressions, laps, scratches, scale, drawing compound, kinks, bends, or other defects which would have a deleterious effect on weld quality and deposition or arc stability, or which would interfere with the smooth and uninterrupted feeding through the welding equipment . 3 Provided by IHSNot for R
14、esaleNo reproduction or networking permitted without license from IHS-,-,-MIL-E-45827A 34 H 7777706 04b357L L MIL-E-45829A(MU) 4, QUALITY ASSURANCE PVISIONS 4.1 Responsibility for inspection. Unless otherwise specified b the contract or purchase order, the supplier is responsible for the performance
15、 of al.$ inspection requirements as specified herein. Except as otherwise specified in the contract or order, the supplier may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserv
16、es the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements, 4.2 a, A lot shall consist of material of the same temper and diameter, made by the same manufacturing process
17、, submitted for inspection at one time. 4,3 Sampling. 4.3.1 For chemical analysis, The number of samples specified in table III shall be selected from a different piece in each lot. not less than 2 ounces of clean millings, drillings, or clippings shall be obtained for chemical analysis. From each s
18、ample, Table III, Sampling for chemical analysis Pounds of material Number pf in lot samples Up to 5,000 2 Over 5,000 lb aIf the number of original bar, billets or cakes from which the material is processed is less than the number of samples specified, not more than one sample need be “den from each
19、 piece. 4.3.2 For visual and dimensional examination. From each lot, a representative sample of material shall be selected in accordance with M6-STIFl05, inspection level II, with an acceptable quality level (AQL) of 1.5 percent, my be the same as those selected for visual examination, but shil be e
20、viluat ed separately, feet of the outer end. marks, an additional 20 feet shall be selected for examination. The samples selected for dimensional examination &,3.2.1 The sample for examination shall be taken from within 10 If the sample is rejected due to handling 4 Provided by IHSNot for ResaleNo r
21、eproduction or networking permitted without license from IHS-,-,-M1-45829A( MU) 4.3.3 Weight. Each spool or coil selected for visual and dimensional examination shall also be weighed to verify the weight claimed by the contractor. 4.3.4 Mechanical properties. A minimum of two tension tests shall be
22、made from each lot, 4.4 Examination. 4.4.1 Visual and dimensional. Fach sample selected in accordance with 4.3.2 shall be Visually examined to determine compliance with the requirements for spooling (see 3.5) and workmanship (see 3.6), and shall be measured for compliance with the dimensional requir
23、ements (see 3.3). packaging, packing and marking for shipment shall be made for conformance with the requirements of section 5. 4.4.2 Preparation for shipment. Elxamination of the preservation, 4.5 Tests. 4.5.1 Chernical analysis. The samples selected in accordance with 4.3.1 shall be analyzed by th
24、e wet chemical method in accordance with method li1 of Fed. Test Method Std. No. Pjl or spectrochemical method in accordance with method 112 of Fed. Test Method Std. No. l5lto determine conformance with 3.2. method (method ill) shall be the basis of acceptance. In case of dispute, chemical analysis
25、by the wet 4.5.2 Tension tests. Tension tests shall be conducted on full-size specimens in accordance with ASTM Method E-68. 4.6 Rejection. 4.6.1 VExamination. Any sample unit having one or more defects shall be rejected. the acceptance number specified for that sample size, the entire lot shall be
26、rejected subject to the provisions of the section on llAcceptance and Re jectionl of MIGSTD-lO5. If the number of nonconforming sample units in the sample exceeds 4.6.2 - Tests. A lot shall be rejected for failure to meet any-of- the test requirements when tested in accordance with 4.5 subject to th
27、e provisions of the section on I1Rejection and Retests“ of Fed. Test Method Std. No. 151. -._ 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-E-45827A 34 m 7797906 0463593 5 = 5. PREPARATION FOR DELIVERY 5, l Packaging. 5.1.1 Level A. The elect
28、rodes on spools shall be packaged in class 3b containers in accordance with MIL-If-104.30. The electrodes in coils shall be packaged in class k containers in accordance with MIL-W-104.30. requirements of 1-iL=W-10430. 5.1.2 Level C. Packaging shall be in accordance with level C 5.2 Packin . Electrod
29、es shall be packed in accordance with level A or C (s-7 requirements of MIL-11-10430. 5.3 Markinq. In addition to any special marking required by the contract or order, interior and exterior containers shall be marked in accordance with MIGSTD-129, and, in addition, shall include the following: Spec
30、ification number and electrode size Lot, batch or control number 6, NOTES 6.1 Intended use. This copper base alloy electrode is intended for use for welded overlay rotatin band applications employing the inert-gas-metal arc (consumable electrode B welding process. The electrode covered by this speci
31、fication also may be used as the non-electrode auxiliary filler metal 5x1 depositing overlays for rotating bands. 6.2 Ordering data, Procurement documents should specify the following: number and date of this specification. Title Spools or coils required and container net weight (see 3.5). Whether p
32、ackaging shall be by level A or C and packing by level A or C. used at, the first receiving activity, are packaged by levei C.) (See 5). Size (diameter) required (see 3.3). (Electrodes purchased for delivery to, and Custodian: Army - M Review activities: Army - MU, MR Preparing activity: Army - Mu Pro j ec t No. 3439-AOlO User activities: r?r U. s. GOVERNMENT PRINTING OFFICE i970.393-094/.4 Arniy - MI, EL, WC 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
