¬ü¾T ALCOA 7075-T6/T651ºë±K¥[¤u/¼Ò¨ã¥Î¾T¦Xª÷ªO ¤Æ¾Ç¦¨¥÷¤ÀªR(Chemical Composition Limit Of Aluminum Alloys) ¦Xª÷ µP¸¹ ÖºSi ÅKFe »ÉCu ¿øMn ÁâMg »ÌCr ¾NZn ÜgTi ¨ä¥¦ ¾T ¨CÓ Á`p ¤pÈ 7075 0.4 0.5 1.2-2.0 0.3 2.1-2.9 0.18-0.28 5.1-6.1 0.2 0.05 0.15 ¾l¶q ¾÷±ñ©Ê¯à¤ÀªR(Typical Mechanical Properties) ¾T¦Xª÷µP¸¹¤Îª¬ºA ©Ô¦ù±j«× ©}ªA±j«× µw«× ©µ¦ù²v (25°C MPa) (25°C MPa) 500kg¤O10mm²y 1.6mm(1/16in) «p«× ALLOY AND TEMPER Ultimate Tensile Strength Tensile Yield Strength Hardness Elongation 7075-T6 / T651 572 503 150 11 ª«²z©Ê¯à¤ÀªR(Typical Physical Properties) ¾T¦Xª÷µP¸¹¤Îª¬ºA ¼ö¿±µÈ«Y¼Æ (20-100¢J) μm/m·k º²ÂI½d³ò (¢J) ¹q¾É²v20¢J (68¢K) (%IACS) ¹qªý²v20¢J(68¢K) Ωmm2/m ALLOY AND TEMPER Average Coefficient Of Thermal Expansion Approximate Melting Range Electrical Conductivity Electrical Resistivity 7075-T651 23.6 475-635 33 0.0515 ·§z (Summary): 7xxx «Y¦C¬°¾T¡B¾N¡BÁâ¦Xª÷¡A°Ó¥Î±j¤O¦Xª÷¤§¤@¡A´¶³q§Ü»G»k©Ê¯à¤Î¾÷±ñ©Ê¯à¡C ²{³f¨ÑÀ³¡A»ù®æ¡B»ù®æ¹ê´fÅwªï¨Ó¹q¬¢½ÍqÁÊ¡A
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