1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS P ISO 6474 KS P ISO 6474:2009 2009 12 25 http:/www.kats.go.krKS P ISO 6474:2009 : ( ) ( ) ( ) () ( ) : (http:/www.standard.go.kr) ： ：2004 11 22 ：2009 12 25 2009-0868 ： ： ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS P ISO 6474:2009 .1 1 1 2 1 3 (Clas
2、sification) 1 4 (Physical and chemical properties) .1 5 (Test methods) 2 5.1 (Bulk density) .2 5.2 (Chemical composition)2 5.3 (Microstructure) 2 5.4 (Biaxial flexural strength).3 5.5 (Wear resistance).6 i KS P ISO 6474:2009 Implants for surgery Ceramic materials based on high purity alumina 1994 2
3、ISO 6474, Implants for surgery Ceramic materials based on high purity alumina . 1 , , . 2 . . ( ) . KS B ISO 3611, KS L 3114(ISO 5017), ISO 468：1982, Surface roughness Parameters, their values and general rules for specifying requirements ISO 5436：1985, Calibration specimens Stylus instruments Types
4、, calibration and use of specimens ASTM C573：1986, Method for chemical analysis of fireclay and high-alumina refractories ASTM E112：1988, Methods for determining average grain size 3 (Classification) A B . A ( ) B ( ) . 4 (Physical and chemical properties) A B 1 . KS P ISO 6474:2009 1 A , B A B g/m3
5、 3.94 3.90 5.1 ： , Al2O3 , MgO , SiO2CaO % % % 99.5 0.3 0.1 5.2 ： m m 4.5 2.6 7.0 3.5 5.3 MPa 250 150 5.4 a mm3 0.1 5.5 a . 5 (Test methods) 5.1 (Bulk density) KS L 3114(ISO 5017) . 5.2 (Chemical composition) ASTM C573 . ASTM C573 . 5.3 (Microstructure) 5.3.1 (Principle) , . 5.3.2 (Apparatus) 5.3.2.
6、1 , . 5.3.2.2 , 1 500 . 5.3.2.3 , 500 1 000 . 2 m (scanning optical microscope) . 5.3.3 (Preparation of test pieces) 2 KS P ISO 6474:2009 5.3.3.1 , , . 5.3.3.2 90 % . 5.3.3.3 1 400 1 500 1 4 . . 5.3.4 (Procedure) . , ASTM E112 20 , 250 . . 5.3.5 (Calculation of results) . 5.3.6 (Test report) . a) b)
7、 c) 5.4 (Biaxial flexural strength) 5.4.1 (Principle) . . 5.4.2 (Apparatus) 5.4.2.1 (Mechanical testing machine) (500 100) N/s 5 kN 1 % . ASTM E4 83 . 5.4.2.2 (Test jig) 1 . (30 0.1) mm (120.1) mm . (2 0.2) mm . 3 KS P ISO 6474:2009 0.2 mm . ( HV 500 HRC 40) . (0.6 0.1) mm 605 (shore hardness) . . 5
8、.4.2.3 (Micrometer) KS B ISO 3611 0.01 mm . 1 5.4.3 (Preparation of test pieces) 5.4.3.1 , , . 5.4.3.2 1 (36 1.0) mm, (2 0.1) mm . . 4 KS P ISO 6474:2009 5.4.3.3 10 Weibull 30 . 5.4.4 (Procedure) 5.4.3, . 5.4.6 b) . 5.4.4.1 0.1 mm 0.05 mm . . 5.4.4.2 . . . 5.4.4.3 (500 100) N/s . . 5.4.4.4 . 0.5 mm
9、(5.4.6) . . . 5.4.4.5 . 5.4.5 (Calculation of results) . )MPa(2)1(ln)1(2322l2sls2+dddvddvtF F ： (N) t ： (mm) ds ： (mm) dl ： (mm) d ： (mm) v ： (Poissons) (0.25 ) . 5.4.6 (Test report) . a) b) ( 5.4.3.1 ) c) (Weibull) . 0.5 mm 5 KS P ISO 6474:2009 5.5 (Wear resistance) 5.5.1 (Principle) , 1 Hz 25 . .
10、5.5.2 (Apparatus) 5.5.2.1 (Ring-on-disc oscillating test device), ( 2). 1 Hz 25 . . 2 5.5.2.2 (Profilometric test device), . . 5.5.3 (Preparation of test pieces) 5.5.3.1 , , . . 5.5.3.2 ( 3 ). ： (14 ) mm (20 ) mm 0 ： 25 mm 0.1 0.1 0 6 KS P ISO 6474:2009 . ：mm 3 .5.3.3 . , CLA： 0.10 m ： 0.6 m ISO 543
11、6 ISO 468 . .5.4 (Procedure) .5.4.1 . .5.4.2 . ： 25 ) N h .5.4.3 . .5.4.4 3 mm 3 mm .5.4.5 5 . 555 ： (1 50010： (10.1) Hz ： (1001) ： ：, 5. . . . 5 . . 5 . . . 7 KS P ISO 6474:2009 . . 5.5.5 . V . (mm2) (mm) 5.5.6 . ) , (Calculation of wear volume) 5.5.5.1 6 5.5.5.2 V (rori )A A ： ro ：ri ： (mm) (Test
12、report) a) (5.5.3.1) bc) d) e) f) 5 8 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS P ISO 6474:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Implants for surgeryCeramic materials based on high purity alumina ICS 11.040.40 Korean Agency for Technology and Standards http:/www.kats.go.kr
