1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 3870 KS D 3870:2009 2009 8 31 http:/www.kats.go.krKS D 3870:2009 : ( ) ( ) ( ) ( ) ( ) POSCO () KIST ( ) : (http:/www.standard.go.kr) ： ： 2009 8 31 2009-0468 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 3870:2009 Flat coil for construction 1
2、999 3 ISO 3574, Cold-reduced carbon steel sheet of commercial and drawing qualities . 1 ( .) . 2 . . ( ) . KS B 0801, KS B 0802, KS B 0804, KS D 0001, KS D 0228, KS D 1652, KS D 1655, X KS D 1659, KS D 1673, KS D 1802, KS D 1803, KS D 1804, KS D 1806, KS D 3554, 3 4 , 1 . KS D 3870:2009 2 1 mm SWRMF
3、6 SWRMF8 SWRMF10 SWRMF12 1.6 5.0 , . 4 4.1 8.1 , 2 . 2 ： % C Mn P S SWRMF6 0.08 0.60 0.040 0.040 SWRMF8 0.10 0.60 0.040 0.040 SWRMF10 0.08 0.13 0.08 0.60 0.040 0.040 SWRMF12 0.10 0.15 0.30 0.60 0.040 0.040 4.2 8.1 . 2 KS D 0228 2 3 . 5 8.2 , 3 . . 3 N/mm2 % 3.2 mm 3.2 mm SWRMF6 SWRMF8 SWRMF10 SWRMF1
4、2 600 5 13B 180 0.5 KS B 0804 5. . . KS D 3870:2009 3 6 6.1 4 . 4 ： mm 50 1.60 0.05 1.60 2.00 0.06 2.00 2.50 0.08 2.50 3.15 0.10 3.15 4.00 0.15 4.00 5.00 0.17 1 20 mm . 20 mm . 2 . 6.2 5 . 5 mm mm 50 1.0 6.3 6 . a) kg . 6 kg % 2 000 5 b) . 85.70001)=T(WG KS D 3870:2009 4 G (kg/m) W (mm) T (mm) 7 , ,
5、 , . 8 8.1 8.1.1 , KS D 0001 4.( ) . 8.1.2 . KS D 1652, KS D 1655, KS D 1659, KS D 1673, KS D 1802, KS D 1803, KS D 1804, KS D 1806 8.2 8.2.1 KS D 0001 5.( ) . A , . a) , 1 , 1 . 1 50 t 2 . b) 1/4 , . 8.2.2 . a) KS B 0801 13B . b) KS B 0802 . 8.2.3 . KS D 3870:2009 5 a) KS B 0804 5. . b) KS B 0804 .
6、 9 9.1 . a) KS D 0001 . b) 4. . c) 5. . d) , 6. . e) 7. . 9.2 KS D 0001 5.4( ) . 10 1 . 1 . a) b) c) d) e) f) 11 , KS D 0001 9.( ) . 153787 1 92 3 (13 ) (02)26240114 (02)262401489 http:/ KS D 3870:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Flat coil for construction ICS 77.140.20 Korean Agency for Technology and Standards http:/www.kats.go.kr
