1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 13003 KS M ISO 13003:2012 2012 12 24 http:/www.kats.go.krKS M ISO 13003:2012 : ( ) ( ) SREAP ( ) : (http:/www.standard.go.kr) : :2002 05 31 :2012 12 24 2012-0749 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 13003:2012 i ii 1 1 2 1 3
2、.1 4 6 5 7 5.1 .7 5.2 7 6 .7 6.1 7 6.2 7 6.3 .7 7 .7 8 .8 8.1 8 8.2 8 9 8 9.1 .8 9.2 .8 9.3 9 10 .10 10.1 10 10.2 10 11 11 12 .11 A( ) - .13 B( ) 16 18 KS M ISO 13003:2012 ii 2003 1 ISO 13003, Fibre-reinforced plastics Determination of fatigue properties under cyclic loading conditions , . KS M ISO
3、13003:2012 Fibre-reinforced plastics Determination of fatigue properties under cyclic loading conditions 1 (frequency) . (mode) , . (prior experience) ( ) , (flexural fatigue) . . (fracture toughness crack propagation) , . 2 . . ( ) . KS M ISO 291, KS M ISO 527 4, 4: KS M ISO 527 5, 5: KS M ISO 1268
4、( ), KS M ISO 14125, 3 . 3.1 (stress) ( ) MPa . KS M ISO 13003:2012 2 3.2 (strain) (fractional elongation)(: ) , . 3.3 (waveform) (default) (sine) . 1 , . , , . X Y XmaxX ( ) XmX Xm (Xmax Xmin)/2 Xmin X (trough) XaX 2XaX ( ) a1 1 3.4 (cycle) 3.4.1 0 . 2 . . KS M ISO 13003:2012 3 X t Y ( ) 1 (compres
5、sion)- 2 (tension)- 3 - 4 - 5 0- (alternating) 6 - 7 (reversed) 8 - 9 10 0- 11 - 2 3.5 (frequency) f 1 . (Hz) . 3.6 (stress), (strain), (displacement) 3.6.1 max KS M ISO 13003:2012 4 max dmax (: MPa) (: %) (: mm) 3.6.2 min min dmin (: MPa) (: %) (: mm) 3.6.3 m m dm 2minmaxm+= (1) 2minmaxm+= (2) 2min
6、maxmddd+= (3) 3.6.4 a, a da2minmaxa= (4) 2minmaxa= (5) 2minmaxaddd= (6) , , ( , , KS M ISO 13003:2012 5 2 ). 3.6.5 R R Rd , , maxmin=R (7) maxmin=R (8) maxminddRd= (9) , R 1 , R 0.1 0.1 - . 3.7 (load) F Fmax Fmin N . 3.7.1 (initial load) Fi 100 . , N . 3.7.2 (load ratio) RF maxminFFRF= 3.8 (initial
7、stress) i 3.7.1 MPa . KS M ISO 13003:2012 6 3.9 (fatigue life) Nf 1 2 ( , .) - , (stiffness) (: 5 20 %) ( ) . 20 % . 2 ( , ), . “ (run-outs)” , (: x, o), . 3.10 (ultimate properties) 3.10.1 UTSsUFSS UTSs KS M ISO 527 4 KS M ISO 527 5 . UFSs KS M ISO 14125 . 3.10.2 UTSFUFSF , UTSF UFSF . 1 0.5 . (s)
8、0.5 (Hz) 2 ( : 40 % ). 4 . . , , . 1 , KS M ISO 527 4 KS M ISO 527 5 : . KS M ISO 14126( ) KS M ISO 13003:2012 7 . KS M ISO 14125 . 2 . A( ) B( ) . 5 5.1 . ( , , , ) (: 108 ) . . 5.2 . 2 % . ( ). . 6 6.1 KS M ISO 1268 . . . 6.2 . 6.3 , . 7 4 / 5 . KS M ISO 13003:2012 8 5 . . 1 : (Weibull) (: 24 30 )
9、. , 6 , 12 . 2 (3.10.2 ). 8 8.1 , , KS M ISO 291 . , . , . 8.2 KS M ISO 291 . . . 9 9.1 . 9.2 . 2 % . 10 . 125 Hz , ( A B ). KS M ISO 13003:2012 9 9.3 9.3.1 A B , . 9.3.2 , (train) . 9.3.3 5 ( ) . . 9.3.4 / . 1 / . . A B . , , 3. . 2 . . , , . . 3 (hysterisis) ( A B ). 9.2 . (3.9 ) . , (tab initiate
10、d) . . . KS M ISO 13003:2012 10 10 10.1 ( 3). Y ( ): X ( ): (Whler) S-N . , . 0.5 . X N Y (MPa) 3 10.2 10.2.1 (curve fitting) 3 , . ( ) . ( 3 ). 10.2.2 , , . ( , ) ( KS M ISO 13003:2012 11 4 ). (large spread) , (endurance limit) (asymptotic) . 11 . 3 . X N Y (MPa) 4 12 . a) b) , , , , , , ( .) c) (
11、) d) ( , ) e) f) ( , ) g) ( , ) h) i) ( ) j) , (3- 4- ) KS M ISO 13003:2012 12 k) l) m) ( .) n) ( ) o) R p) (Hz) q) ( , ) r) / ( 20 % ) , s) , / (damping) t) ( , ) (N) ( . .) u) KS M ISO 13003:2012 13 A ( ) - KS M ISO 14125 . , , , . KS M ISO 14125 4 . , (cam) (lever arrangements) . , , (separation
12、rupture) . . . ( ) , . . / . , 10 . (jig) (zero condition) 0.1 R- ( / ) . - , , . , , . a) 30 90 b) (: 5 Hz 0.1 ) ( 1 .) b) ( , .) . . 4 , : “ ” (UFSF) 80 %, 65 %, 55 %, 40 % 5 (replicates) “ ” (UFSF) UFS 5 “ ” (UFSS) UFS 5 ( ) 5 (spares), . , . KS M ISO 13003:2012 14 . : 10C . , . . , . . ( ) ( ) 2 . / 20 % / . X (%) Y (MN m 2) A.1 (damping factor) 6.6910 2, E 17.45 GN m 2, 8 986 KS M ISO 13003:2012 15 X N(104) Y1 X Y2 (GN m 2) 1 A.2 (storage modulus) KS M ISO 13003:2012 16 B ( ) KS M ISO 527 4 KS M ISO 527 5 .