tailieunhanh - Designation: B 93/B 93M – 00

This standard is issued under the fixed designation B 93/B 93M; 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 93 B 93M 00 Standard Specification for Magnesium Alloys in Ingot Form for Sand Castings Permanent Mold Castings and Die Castings1 This standard is issued under the fixed designation. B 93 B 93M 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 speciecation covcrr magncsium ahoys in iingoo form for remelting for the manufacture of sand castings permanent mold castings investment castings and die castings. Note 1 S ip-plk nK nkiy inoormation pertaining to the afioys covered by this specification when usdl in die firm oof eashiigs is given in Speci at l si B 80 B 94 B 199 and B 403. The values stated in either inch-pound units or SI units are to be regarded separately as standard. The values stated in each system are not exact equivalents therefore each system shall be used independently of the other. 2. Referenced Documents The following documents of the issue in effect on date of order acceptance form a part of this speci cation to the extent referenced herein ASTM Standards B 275 Practice for Codiecatiou of Cà i Iìũiì Nonferrous McZeals and Alloys Cast and Wrought2 3 E 29 Practice for Using Signi ia Digns in Tcss Datil to Determine Conformance with Speci rali ms. E 5 Test Methods for Chemical Analysis of Magnesium and Magnesium Alloys4 E 88 Practice for Sampling Nonferrous Metals and Alloys in Cast Form for Determination of Chemical Composition4 E 527 Practice for Numbering Metals and Alloys UNS 5 3. Ordering Information .1 Orders for ingot to this specification shah include the following information . Quantity in pounds kilograms . Alloy Section 4 and Table 1 or Table 2 and .1. Form as .