1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 0950 KS B 0950 :2009 2009 12 30 http:/www.kats.go.krKS B 0950:2009 : ( ) ( ) () POSCO () () () () () KIST () ( ) : (http:/www.standard.go.kr) ： ： 2002 11 7 ： 2009 12 30 2009-0988 ： ： , ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B 0950:2009 Meta
2、llic materialsInstrumented indentation test for indentation tensile properties 2002 , ISO/TR 29381 2008 . 1 , , . (KS B ISO 145771 1 ) 2 N 3 kN . KS B 0802 . 2 . . ( ) . KS B 0802, KS B ISO 145771, 1： KS B ISO 145772, 2： ISO/TR 29381, Metallic materialsMeasurement of mechanical properties by an inst
3、rumented indentation testIndentation tensile properties ISO Guide to the expression of uncertainty in measurement 3 KS B 0950:2009 2 . 3.1 KS B ISO 145771 3.2 A , , KS B 0802 B . 4 1 ( 1 KS B ISO 145771 1 ). 1 F N F max N h mm h cF max mm h c F max mm h * pileF max mm h maxF max mm a c h c mm A c h
4、c mm 2K N/mm 2K IT N/mm 2n n IT r mm a N/mm 2b N/mm 2aIT N/mm 2bIT N/mm 2S F max N/mm T KS B 0950:2009 3 1 () u, IT y, IT , T N/mm 2 u, IT N/mm 2 y, IT N/mm 2 u N/mm 2 y N/mm 2E IT N/mm 2 , C 1 ( ) 5 F h (KS B ISO 145771 1 ). , . . (zero point) (8.3 ). A . 6 h c h* c h maxh* pile r aKS B 0950:2009 4
5、 . 6.1 , KS B ISO 145772 4.3.3 1.0 % . 6.2 , . 6.3 , (KS B ISO 145772 4.4.1 ). 6.4 . ( 2 ). , . 2 , . ( 2 l ) . 0.51.0 mm , . 6.5 . 8.1 , (displacement drift) KS B ISO 145772 6 (KS B ISO 145772 4.4.3 ). 7 . 7.1 , , , . . . , 1 . KS B 0950:2009 5 7.2 . 7.3 . KS B ISO 145771 6.3 h max 10 3 . 8 . 8.1 ,
6、 10 35 . . , . 8.2 . , . 8.3 . , 1 % . KS B ISO 145771 7.3 2 . (step size in force) . 10 2 F max . 8.4 , . . a) b) c) d) / / e) f) g) / h) 1 . 2 / , / , , . 3 0.6, / 5 m/s, 0.5 s, 50 %, / 15 . ( B ). KS B 0950:2009 6 8.5 , , . 8.6 3 , 5 . . 9 “ (Guide to the expression of uncertainty in measurement,
7、 ISO)” , . a) A A . F max b) B B . , 10 . a) b) c) d) e) f) (8.4 ) g) h) i) , KS B 0950:2009 7 A () . A.1 T , C1, C2, C3. (A.1) (A.2) . tan ) / ( 1 c 2 c T r a r a (A.1) sin c T r a (A.2) (power-law hardening) (A.1) 0.14 , (linear hardening) (A.2) 0.2 ( B ). A.2 T C4. (A.3) . 3.0 ( B ). ) 2 ( 1 1 2
8、c c max c max T h rh F A F (A.3) A.3 h c (A.1), (A.2) (A.3) h c . h c . h c (A.4) ( 1 KS B ISO 145771 1 )C5. S F h h max max c 75 . 0 (A.4) h * pile n (h max /r) C6. ) / , ( max pile * r h n f h (A.5) (A.5) C6 . h c KS B 0950:2009 8 (A.6) ( 1 ). h c h c * h * pile (A.6) A.4 8. A.1 , . A.1 A.1 F max
9、(A.4), (A.5) (A.6) (A.1) (A.2) (A.3) , (A.7) (A.8) . T K Tn (A.7) T ab T(A.8) (A.7) , (A.8) . (A.5) (A.7) . n IT K IT C1, C2. (A.8) a, b a IT b IT . y, IT (A.9) (A.10) (A.11) . y, IT E IT ( y,IT 0.002)(A.9) y , IT K IT IT y, IT (A.10) y , IT a IT b IT y, IT(A.11) (A.10) (A.11) . KS B ISO 145771 . u,
10、 IT (A.7) (A.8) u, IT Cn IT (mm) (N) KS B 0950:2009 9 u, IT (A.12) (A.13) . u, IT K IT ITu, IT (A.12) u, IT ab( u, IT )(A.13) (A.12) u, IT C 1 , (A.13) u, IT C 1.5 . C7. 1.5 , C3 . KS B 0950:2009 10 B () KS B 0802 . 8. . 1 8.4 3 . SN(signaltonoise ratio) , C8. A , u C A y, IT , u, IT , n IT . 2 C1,
11、C2, C3. 0.100.20, 3.03.5, C 0.71.5 , . B.1 A . B.1 B.2 A . (N/mm 2 ) ( ) (N/mm 2 ) ( ) KS B 0950:2009 11 B.2 (N/mm 2 ) ( ) (N/mm 2 ) ( ) KS B 0950:2009 12 C () C1 J.H. Ahn and D. Kwon, J. Mater. Res., 16 11(2001) 3170 C2 , , , , 38 12(2000) 1606 C3 K.W. Lee, K.H. Kim, J.Y. Kim and D. Kwon, J. Phys.
12、D: Appl. Phys. 41(2008) 074014 C4 D. Tabor, “The Hardness of Metals“ Clarendon Press, Oxford, UK(1951) C5 W.C. Oliver and G.M. Pharr, J. Mater. Res., 7 6(1992) 1564 C6 S.H. Kim, B.W. Lee, Y. Choi, D. Kwon, Mater. Sci. Eng. A, 415(2006) 59-65 C7 G.E. Dieter, “Mechanical Metallurgy“ McGrawHill, London
13、, UK(1988) C8 , , , , 41(2003) 83 KS B 0950:2009 13 KS B 0950:2009 , . 1 2002 2009 . 2002 ISO/TR 29381 2008 ISO/TR 29381 . , , ISO 14577 KS B ISO 14577 . . 2 2.1 2004 KS B ISO 14577 . ISO/TR 29381 . , ISO/TR 29381 KS ISO/TR 29381 ISO . 2.2 a) ISO 14577 KS B ISO 14577 . b) KS B ISO 14577 , ISO/TR 29381 . c) ISO/TR 29381 . 2.3 ISO/TR 29381 ISO/TR 29381 KS B 0951 ISO/TR 29381 . 3 KS B 0802 KS B 0950:2009 14 . . 4 4.1 () ISO/TR 29381 . 4.2 ( 2.) KS B ISO 14577 1：, 2： , 3： , 4：
