GB/T 13810-2007 in English

《GB/T 13810-2007外科植入物用钛及钛合金加工材》由TC243（全国有色金属标准化技术委员会）归口，TC243SC3（全国有色金属标准化技术委员会稀有金属分会）执行，主管部门为中国有色金属工业协会。
本标准规定了外科植入物用钛及钛合金加工材的要求、试验方法、检验规则和标志、包装、运输、贮存及订货单内容。本标准适用于制造外科植入物用的钛及钛合金板、棒、丝材。

1 Scope
This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage as well as order (or contract) contents of unalloyed titanium, wrought TC 4 alloy, wrought TC4ELI alloy, wrought TC20 (Ti-6Al-7Nb) alloy for surgical implants.
This standard is applicable to the titanium and titanium alloy plate, bar and wire for surgical implants.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.

Contents
1 Scope
2 Normative References
3 Requirements
4 Test Methods
5 Inspection Rules
6 Marking, Packaging, Transportation and Storage
7 Order (or Contract) Contents
Appendix A (Normative) Rating Chart for Metallographic Structure Classification of Alpha-Beta Titanium Alloys (annealed)
Appendix B (Normative) Lamb Wave Flaw Detection Method for Titanium and Titanium Alloy Sheet