1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS F 2405 KS F 2405 :2010 2010 12 27 http:/www.kats.go.krKS F 2405:2010 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : :1964 12 30 :2010 12 27 2010-0654 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS F 2405:2010 Standard test method for compressive
2、 strength of concrete 1978 ISO 4012, ConcreteDetermination of compressive strength of test specimens , . . A . 1 . 2 . . ( ) . KS B 5533, KS F 2403, KS M 6784, KS M 6786, KS Q 5002, 1: 3 . a) KS F 2403 . b) 0.1 mm, 1 mm . 2 . c) , . d) 0.25 % . . KS F 2405:2010 2 e) 1) . 4 4.1 KS B 5533 1( ) 1 . 1/5
3、 . . 4.2 25 mm . 2) 100 mm 0.02 mm , 70 HS . 4.3 . 3 . 5 . a) . b) 1 % . c) . , . d) . (0.60.4) MPa . e) . f) 3 . 6 . a) 0.1 mm , KS Q 5002 . 2 2 1 d d d 1) 7 , 28, 90 . , .2) .KS F 2405:2010 3 d : (mm) d 1 ,d 2 :3. b) 2 (mm) b) 3 . 2 2 d P f c f c : (MPa) P :5. f) (N) c) 3 . 2 2 d h m : (kg/m 3 ) m
4、 : (kg) h : (m) d : (m) 7 . a) b) c) d) e) (mm) f) (N) g) (MPa) h) i) j) (kg/m 3 ) KS F 2405:2010 4 A () A.1 1060 MPa . A.2 . A.3 . A.3.1 A.3.2 , A.4 A.4.1 S45C SKS 0.02 mm , A.1 A.1 . A.1 KS F 2405:2010 5 A.1 (mm) d t t 1t 2 100200 mm 102.1 0.1 18 21 1 22 5 1 A.4.2 , A.1 10 mm . A.2 . A.2 A65/5A70/
5、5 % 53 3 60 3 kg/m 31 400 30 1 300 30 KS M 6784 A , KS M 6786 A.4.3 KS M 6784 A . A A.2 . A.2 A A.5 A.5.1 KS F 2405:2010 6 . a) 20 mm 3 . . b) , . c) 5 . 810 N 3) . d) 3 2 , 4) 20 . K 20 1.08T 0.03 Ki 0.96 K 20 : 20 T : () Ki : A.5.2 2 . A.6 A.6.1 A.1 , 150 kN 2 3 . A.6.2 . . 3) .4) . . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS F 2405 :2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Standard test method for compressive strength of concrete ICS 91.100.30 Korean Agency for Technology and Standards http:/www.kats.go.kr