1、 KS D 3526KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS D 3526 : 2007(2012 ) 2007 9 19 http:/www.kats.go.krKS D 3526: 2007 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1974 11 12 :2007 9 19 :2012 12 19 : 20120732 : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 3526 : 2007 (2012 ) R
2、olled carbon steel for coldfinished steel bars 1 ( .) . 2 . . ( ) . KS B 0801, KS B 0802, KS D 0001, KS D 1652, KS D 1655, X KS D 1658, KS D 1659, KS D 1802, KS D 1803, KS D 1804, KS D 1806, KS D 3051, , KS D 3052, , KS D 3752, 3 6 1 . KS D 3526: 2007 2 1 SGD A SGD B SGD 1 SGD 2 SGD 3 SGD 4 SGD 1, S
3、GD 2, SGD 3 SGD 4 K . 4 7.1 7.2 2 . 2 % N/mm2 C Mn P S , , , mm 16 16 40 40 N/mm2 , , , mm % 25 2 26 SGD A 0.045 0.045 290 39025 14A 29 25 2 20 SGD B 0.045 0.045 245 235 215 400 51025 14A 22 SGD 1 0.10 0.300.60 0.045 0.045 SGD 2 0.10 0.15 0.300.60 0.045 0.045 SGD 3 0.15 0.20 0.300.60 0.045 0.045 SGD
4、 4 0.20 0.25 0.300.60 0.045 0.045 1 . 2 SGD 1 4 Mn 0.60 0.90 % . M . SGD 3 Mn 0.60 0.90 % SGD 3M SGD 3 Mn 0.60 0.90 % SGD 3KM 3 SGD B 30 mm 370 N/mm2 . 4 SGD B 100 mm 205 N/mm2 . 5 1 N/mm2 1 MPa KS D 3526: 2007 3 5 , , KS D 3051 KS D 3052 . , 130 mm . 6 . , . . , (chipping) . , . a) . b) 3 5. . 3 ,
5、, mm 16 0.15 mm 16 50 1 % . , 0.35 mm 50 100 0.7 % . , 0.50 mm 100 130 0.5 % 7 7.1 . a) KS D 0001 4.( ) . b) . KS D 1652, KS D 1655, KS D 1658, KS D 1659, KS D 1802, KS D 1803, KS D 1804, KS D 1806 7.2 7.2.1 KS D 0001 5.( ) . , A . 7.2.2 2 50 t 1 KS D 3526: 2007 4 50 t 2 . 7.2.3 . a) KS B 0801 2 14A
6、 b) KS B 0802 8 . a) , , , 4., 5. 6. . b) KS D 0001 5.4( ) . 9 1 . , . a) b) c) d) 10 KS D 0001 9.( ) . KS D 3526: 2007 5 KS D 3526 : 2007 , . 1 a) ( 1.) SI . b) ( 2.) KS A 0001 . c) ( 4.) 3 14A , . 1 3 14 d) ( 6.) , . . ( 25) ( 30 38) (D25 51) 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS D 3526: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rolled carbon steel for coldfinished steel bars ICS 77.140.60 Korean Agency for Technology and Standards http:/www.kats.go.kr
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