ASTM B470-02 pdf free

04-16-2021 comment

ASTM B470-02 pdf free.Standard Specification for Bonded Copper Conductors for Use in Hookup Wires for Electronic Equipment.
Unless otherwise agreed by the manufacturer and thepurchaser, conformance of the wire to the various requirementslisted in Section 5 shall be determined on samples taken fromeach lot of wire presented for acceptance.The manufacturer shall, if requested prior to inspec-tion, certify that all wire in the lot made under such conditionsthat the product as a whole conforms to the requirements of thisspecification as determined by regularly made and recordedtests.Terms Used for Inspection:LotA lot is any amount of wire of one class and sizepresented for acceptance at one time, such amount,however,not to exceed 10 000 1b (4500 kg).
A sample is a quantity of production units(coils,reels,etc.) selected at random from the lot for thepurpose of determining conformance of the lot to the require-ments of this specification.A specimen is a length of wire removedfor test purposes from any individual production unit of thesample.The number of production units in asample shall be as follows: For elongation, resistivity,and mass of coating deter-minations, the sample shall consist of four production units.For continuity of coating determinations,the sample shallconsist of eight production units. From each unit,one testspecimen of sufficient length shall be removed for the perfor-mance of the required test.For dimensional measurements and surface finish, thesample shall consist of a quantity of production units shown inTable 4 under the heading”First Sample.”For packaging inspection (when specified by thepurchaser at the time of placing order), the sample shall consistof a quantity of production units shown in Table 5. The net mass, length (or lengths, and number of lengths,if more than one length is included in the package),sizedesignation, type of conductor, purchase order number, and anyother marks required by the purchase order shall be marked ona tag attached to the end of the conductor inside of the package.ASTM B470 pdf download.

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