1、 KS F 2763KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS F 2763: 2007 2007 9 21 http:/www.kats.go.krKS F 2763: 2007 : () ( ) ()ANC () () ( ) : (http:/www.standard.go.kr) : :2007 9 21 2007-0693 : : ( 025097290) (http:/www.kats.go.kr ). 7 5 , . KS F 2763: 2007 Testing method for determining the stiffenin
2、g time of products for the repair of concrete structures by penetration resistance 1 , . 2 . . KS A 5101 1, 1: KS F 2401, KS F 2436, KS F 8009, KS L 5103, KS L 5108, KS L 5109, 3 3.1 , , 75 mm , 100 mm . 3.2 KS F 8009 60 . 3.3 KS L 5109 . KS F 2763: 2007 2 3.4 (6.1750.025) mm , 25 mm . 90 mm . 3.5 ,
3、 0.98 N 147 N 1). 40 mm (lever-type) ( 1 ). 3.6 , 16 mm, 600 mm 16 mm . 3.7 3.8 5 mm 20 mm 3.9 20 50 ( ) 0.5 , . 4 4.1 . (202) (6520) % . 4.2 KS F 2401 . KS A 5101 1 4.75 mm . , (air pocket) 1) . .KS F 2763: 2007 3 . 10 mm . 1 . 2 . 4.3 KS F 2436 6. . 4.4 4.4.1 2 4.2 10 4.3 . 4.4.2 , . KS F 2436 7.2
4、 . 4.4.3 , 1 2 , 1 N/mm2 1 4 N/mm2 30 . , . KS F 2763: 2007 4 : mm 1 4.5 .2) A . 4.5.1 (hand-fitting) 0.5 MPa 1 15 mm , , . 4.5.2 (linear regression analysys) , . 0.032 7 MPa 4.9 MPa , 10 1 000 . . . 2) . , . . 20 5 6.1750.025 75 100 65 250.25 KS F 2763: 2007 5 4.5.3 , , . (regression) . , (1). log(
5、PR) a b log(t )(1) PR : t : a, b : (regression constant) , . PR ctd .(2) c, d: 4.5.4 4.5.1 4.5.2 (1) (2) . . 0.98 , 4.5.1 . 5 5.1 . 4.4.1 4.4.3 . 3). 5.2 , 0.5 MPa , 3.5 MPa . 4.5.1 , . 4.5.2 4.5.3 . , 5 . 5.3 . , 5 . 6 KS F 2436 10. . 7 3) . . a) , b) , c) , d) , e) , f) . , .KS F 2763: 2007 6 . a)
6、 , b) c) d) , , e) f) : , g) : , 5 KS F 2763: 2007 7 A ( ) . . A.1 . 1 (hand-fitting) A.1 A.1 . . . 0.5 MPa 3.5 MPa , 137 234 . 2 2.1 A.2 . , . A.1 3 , 4 , . log(PR) 7.982 3.598 log(t )(1) PR : t : 2.2 . ()()598.3982.7loglog+=PRt 2.3 PR=0.5 MPa . ()()135.2598.3982.75.0loglog =+=t , 13710185.2=t 2.4
7、PR=3.5 MPa . ()()37.2598.3982.75.3loglog =+=t , 2341037.2=t KS F 2763: 2007 8 A.1 (PR) MPa (t) min log(PR) log(t) 0.3 120 0.477 2.079 0.5 135 0.325 2.130 0.7 150 0.165 2.176 1.0 165 0.013 2.217 1.4 180 0.143 2.255 1.8 195 0.243 2.290 2.2 210 0.354 2.322 2.9 225 0.470 2.352 3.8 240 0.583 2.380 4.8 25
8、5 0.684 2.406 A.1 A.2 KS F 2763: 2007 9 KS F 2763: 2007 . 1 , , , , . KS L 5103, KS L 5108 . KS L 5103 KS L 5108 . KS F 2436 . 3.5 MPa 28.0 MPa . 3.5 MPa ( , ), . . prEN 1504-3 stiffening time . BS EN 13294 . 2 2.1 , , . 2.2 7 , 5 . BS EN 13294 EN 196-1, EN 480-2, EN 933-1, prEN 1504-3 . 2.3 KS F 24
9、36 KS F 2763: 2007 10 3.5 MPa, 28.0 MPa , . . KS F 2436 , BS EN 13294 0.5 MPa, 3.5 MPa . BS EN 13294 KS F 2436 . , BS EN 13294 . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS F 2763: 2007 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Testing method for determining the stiffening time of products for the repair of concrete structures by penetration resistance ICS 91.100.30