1.1本規范涵蓋了外科植入物制造中使用的鍛造退火鈦-6鋁-4釩ELI(超低間隙)合金(R56401)的化學、機械和冶金要求。 1.2以英寸磅為單位的數值應視為標準。括號中給出的值是國際單位制的數學轉換,僅供參考,不被視為標準。 1.3本國際標準是根據國際公認的標準化原則制定的《關于制定國際標準、指南和建議的原則的決定》由世界貿易組織技術性貿易壁壘委員會發布。 1.1 This specification covers the chemical, mechanical, and metallurgical requirements for wrought annealed titanium-6aluminum-4vanadium ELI (extra low interstitial) alloy (R56401) to be used in the manufacture of surgical implants. 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are athematical conversions to SI units that are provided for information only and are not considered standard. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.