| 7075ÄÝAl-Zn-Mg-Cu«Y¶Wµw¾T¡A7075¦Xª÷¬O20¥@¬ö40¦~¥N¥½´Á´N¤wÀ³¥Î©ó¸¾÷¨î³y·~¡A¦Ü¤µ¤´¦b¯èªÅ¤u·~¤W±o¨ì¼sªxÀ³¥Îªº±j«×ÅܧξT¦Xª÷¡C¨ä¯SÂI¬O¡A©T·»³B²z«á¶ì©Ê¦n¡A¼ö³B²z±j¤Æ®ÄªG¯S§O¦n¡A¦b150¢J¥H¤U¦³°ªªº±j«×¡A¨Ã¥B¦³¯S§O¦nªº§C·Å±j«×¡F²k±µ©Ê¯à®t¡F¦³À³¤O»G»k¶}µõ¶É¦V¡F»Ý¸g¥]¾T©Î¨ä¥L«OÅ@³B²z¨Ï¥Î¡CÂù¯Å®É®Ä¥i´£°ª¦Xª÷§ÜÀ³¤O»G»k¶}µõªº¯à¤O¡C¦b°h¤õ©Mè²f¤õª¬ºA¤Uªº¶ì©Êµy§C©ó¦P¼Ëª¬ºAªº2A12.µyÀu©ó7A04¡AªO§÷ªºÀR¯h³Ò.¯Ê¤f±Ó·P¡AÀ³¤O»G»k©Ê¯àÀu©ó7A04¡A¨ä¤¤¥H7075T651¤×¬°¤W«~¡A³QÅA¬°¾T¦Xª÷¤¤Àu¨}ªº²£«~¡A±j«×°ª¡A»·³Ó©ó³n¿û¡C¦¹¦Xª÷¨ã¦³¨}¦nªº¾÷±ñ©Ê¯à¤Î¶§·¥¤ÏÀ³¡A¬O¨å«¬ªº¯èªÅ¥Î¾T¡C ¥Î©ó¨î³y¸¾÷µ²ºc¤Î¨ä¥Ln¨D±j«×°ª¡B§Ü»kªº°ªÀ³¤Oµ²ºc¥ó¡A¦p¸¾÷¤W¡B¤UÁl±¾ÀªO¡A®ì±ø¡A¹j®Øµ¥¡C©T·»³B²z«á¶ì©Ê¦n¡A¼ö³B²z±j¤Æ®ÄªG¯S§O¦n¡A¦b150¢J¥H¤Uªº¦³°ªªº±j«×¡A¨Ã¥B¦³¯S§O¦nªº§C·Å±j«×¡A²k±µ©Ê¯à®t,¦³À³¤O»G»k¶}µõ¶É¦V,Âù¯Å®É®Ä¥i´£°ª§ÜSCC©Ê¯à¡C | |||||||||||
| ¤Æ¾Ç¦¨¤À(Chemical Composition Limits wt%)¤ÀªR¡G | |||||||||||
| ¦Xª÷ | Öº | ÅK | »É | ¿ø | Áâ | »Ì | ¾N | Üg | ¨ä ¥L | ¾T | |
| µP¸¹ | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | ¨CÓ | Á`p | Al |
| 7075 | 0.4 | 0.5 | 1.2-20 | 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¡]Mechanical properties¡^¤ÀªR¡G | |||||||||||
| ¾T¦Xª÷µP¸¹ ¤Îª¬ºA | §Ü©Ô±j«×(MPa) Tensile Strength | ©}ªA±j«×(MPa) Yield Strength | ¦ùªø²v(%) Elongation | ¥¬¤óµw«× Hardness | |||||||
| 7075 | 524 | 462 | 11 | 150 | |||||||
| ºë±K¥[¤u/¼Ò¨ã¥Î¾T¦Xª÷ªO 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 7075ÄÝAl-Zn-Mg-Cu«Y¶Wµw¾T¡A7075¦Xª÷¬O20¥@¬ö40¦~¥N¥½´Á´N¤wÀ³¥Î©ó¸¾÷¨î³y·~¡A¦Ü¤µ¤´¦b¯èªÅ¤u·~¤W±o¨ì¼sªxÀ³¥Îªº±j«×ÅܧξT¦Xª÷¡C¨ä¯SÂI¬O¡A©T·»³B²z«á¶ì©Ê¦n¡A¼ö³B²z±j¤Æ®ÄªG¯S§O¦n¡A¦b150¢J¥H¤U¦³°ªªº±j«×¡A¨Ã¥B¦³¯S§O¦nªº§C·Å±j«×¡F²k±µ©Ê¯à®t¡F¦³À³¤O»G»k¶}µõ¶É¦V¡F»Ý¸g¥]¾T©Î¨ä¥L«OÅ@³B²z¨Ï¥Î¡CÂù¯Å®É®Ä¥i´£°ª¦Xª÷§ÜÀ³¤O»G»k¶}µõªº¯à¤O¡C¦b°h¤õ©Mè²f¤õª¬ºA¤Uªº¶ì©Êµy§C©ó¦P¼Ëª¬ºAªº2A12.µyÀu©ó7A04¡AªO§÷ªºÀR¯h³Ò.¯Ê¤f±Ó·P¡AÀ³¤O»G»k©Ê¯àÀu©ó7A04¡A¨ä¤¤¥H7075T651¤×¬°¤W«~¡A³QÅA¬°¾T¦Xª÷¤¤Àu¨}ªº²£«~¡A±j«×°ª¡A»·³Ó©ó³n¿û¡C¦¹¦Xª÷¨ã¦³¨}¦nªº¾÷±ñ©Ê¯à¤Î¶§·¥¤ÏÀ³¡A¬O¨å«¬ªº¯èªÅ¥Î¾T¡C¥Î©ó¨î³y¸¾÷µ²ºc¤Î¨ä¥Ln¨D±j«×°ª¡B§Ü»kªº°ªÀ³¤Oµ²ºc¥ó¡A¦p¸¾÷¤W¡B¤UÁl±¾ÀªO¡A®ì±ø¡A¹j®Øµ¥¡C©T·»³B²z«á¶ì©Ê¦n¡A¼ö³B²z±j¤Æ®ÄªG¯S§O¦n¡A¦b150¢J¥H¤Uªº¦³°ªªº±j«×¡A¨Ã¥B¦³¯S§O¦nªº§C·Å±j«×¡A²k±µ©Ê¯à®t,¦³À³¤O»G»k¶}µõ¶É¦V,Âù¯Å®É®Ä¥i´£°ª§ÜSCC©Ê¯à¡C | |||||||||||
| ¾÷±ñ©Ê¯à¤ÀªR¡]Typical Mechanical Properties¡^ | |||||||||||
| ¾T¦Xª÷µP¸¹¤Îª¬ºA | ©Ô¦ù±j«× | ©}ªA±j«× | µw«× | ©µ¦ù²v | |||||||
| (250¢JMPa) | (250¢JMPa) | 500kg¤O10mm²y | 1.6mm(1/16in)«p«× | Elongation | |||||||
| ALLOYAND TEMPER | Ultimate Tensile Strength | Ultimate Tensile Strength | Hardness | ¡@ | |||||||
| 7075-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¡^um/m.k | º²ÂI½d³ò¡]¢J¡^ | ¹q¾É²v20¢J¡]68¢XF¡^¡]%ACS¡^ | ¹qªý²v20¢J¡]68¢XF¡^m¢T/m | |||||||
| ALLOYAND TEMPER | Average Coefficient Of Thermal Expansion | Melting Range | Electrical Conductivity | Electrical Resistivity | |||||||
| 7075-T651 | 23.6 | 475-635 | 33 | 0.0515 | |||||||
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