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1、INTERNATIONAL STANDARD ISO 5832-11 First edition 1994-09-0 1 Implants for surgery - Metallic materials - Part 11: Wrought titanium 6-aluminium 7-niobium alloy Implants chirurgicaux - Produits a base de m Deutsche Titan GmbH, Essen, Germany; IMI - Titanium Ltd., Birmingham, United Kingdom. -,-,- ISO
2、583211:1994( E) 0 ISO 4 Microstructure The microstructure, when examined as indicated in table3, shall be alpha + beta, and shall correspond to photomicrographs Al to A9 in publication ETTC 2 for annealed material. 5 Mechanical properties The tensile properties of the alloy, determined as specified
3、in clause 6, shall be in accordance with the requirements of table 2. Should any of the test pieces not meet the specified requirements or should they break outside the gauge limits, two further test pieces representative of the same batch shall be tested in the same manner. The alloy shall be deeme
4、d to comply only if both additional test pieces meet the specified requirements. If any of the retests fail to meet the appropriate re- quirements, the product represented shall be deemed not to comply with this part of ISO 5832. However, the manufacturer may, if he so desires, re- heat-treat the ma
5、terial and resubmit it for testing in accordance with the requirements of this part of ISO 5832. 6 Test methods The test methods to be used in determining compli- ante with the requirements of this part of ISO 5832 shall be those given in table3. Representative test pieces for the determination of m
6、echanical properties shall be prepared in accordance with the provisions of ISO 6892. Table 2 - Mechanical properties of alloy in annealed condition Proof stress of Tensile strength non-proportional Percentage elongation elongation Reduction of area Form of alloy min. min. min. min. MPa MPa % % Bar
7、) 900 800 IO 25 1) Maximum diameter or thickness = 100 mm Table 3 - Test methods . Requirement Relevant clause Test methods I 1 Chemical composition 3 Recognized analytical procedures (ISO methods where t hese exist) Microstructure Mechanical properties Tensile strength Proof stress of non-proportio
8、nal elon- gation Percentage elongation Reduction of area 4 ETTC 2 5 ISO 6892 ISO 6892 ISO 6892 ISO 6892 -,-,- This page intentionally left blank -,-,- ISO 5832=11:1994(E) lies 41 a .040.40 Descriptors: surgical implants, metallurgical products, wrought products, titanium alloys, aluminium containing alloys, niobium containing alloys, specifications, materials specifications, Chemical composition, microstructure, mechanical properties, tests. Price based on 2 pages