tailieunhanh - Designation: B 92/B 92M – 01 - Unalloyed Magnesium Ingot and Stick For Remelting1

This standard is issued under the fixed designation B 92/B 92M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. | Designation B 92 B 92M - 01 Standard Specification for Unalloyed Magnesium Ingot and Stick For Remelting1 This standard is issued under the fixed di ii r citic n B 92B 92M the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon e indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. 1. Scope This specim íưìi n covers magnciium in the form of ingot and stick for remeliing 9980A is available in ingot and stick form and 9980B 9990A 9995A and 9998A are generally available only in ingot form. The values stated in SI units are to be regarded as a separate standard. The values stated in each system are not exact equivalents therefore each system must be used independently of the other. 2. Referenced Documents ASTM Standards E 35 Test Methods for Chemical Analysis of Magnesium and Magnesium Alloys2 E 88 Practice for Sampling Nonferrous Metals and Alloys in Cast Form for Determination of Chemical Composition2 3. Terminology Defimtions ingot a cast oom suitaHe oor remeiting. stick am extruded oom sib aniiklly miioom m cooss section cut to desired length or ieight. 4. Ordering Information Orders for ingot and stick under this speci iUii u shall include the folloiing information Grade Section 6 and Table 1 Quantity in pieces or pounds kilograms and Form by agreement between the purchaser and the manufacturer the approximate form and ieight of each piece or ingot may be speci ed. For inch-pound orders specify B92 for metric orders specify B92M. Do not mix units. 5. Materials and Manufacture No scrap shall be used in the production of magnesium ingot and stick except such as shall accumulate at the 1 This specification is undee the jurisdiction of the ASTM