1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 3501 KS D 3501:2008 2008 12 2 http:/www.kats.go.krKS D 3501:2008 : ( ) ( ) KIST ( ) : (http:/www.standard.go.kr) ： ： 1962 4 23 ： 2008 12 2 2008-0822 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 3501:2008 Hot-rolled mild steel plates, sheets
2、and strip , 1999 3 ISO 3573, Hot-rolled carbon steel sheet of commercial and drawing qualities . 1 ( .) . , . 2 . . ( ) . KS B 0801, KS B 0802, KS B 0804, KS D 0001, 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 3500, , , 3 3 , 1 . KS D 3501:2008 2 1
3、mm SPHC 1.2 14 SPHD 1.2 14 SPHE 1.2 6 SPHE , . 4 8.1 , 2 . 2 ： % C Mn P S SPHC 0.15 0.60 0.050 0.050 SPHD 0.10 0.50 0.040 0.040 SPHE 0.10 0.50 0.030 0.035 5 8.2 , , 3 . . . SPHE . 3 % N/mm2 1.2 mm 1.6 mm 1.6 mm 2.0 mm 2.0 mm 2.5 mm 2.5 mm 3.2 mm 3.2 mm 4.0 mm 4.0 mm 3.2 mm 3.2 mm SPHC 270 27 29 29 2
4、9 31 31 180 0.5 SPHD 270 30 32 33 35 37 39 SPHE 270 31 33 35 37 39 41 5 KS B 0804 5. . . 6 , , , , KS D 3500 . KS D 3501:2008 3 (cut edge) A , 4 . 4 ： mm 1 200 1 200 1 500 1 500 1 800 1 800 2 300 1.60 0.14 0.15 0.16a 1.60 2.00 0.16 0.17 0.18 0.21b2.00 2.50 0.17 0.19 0.21 0.25b2.50 3.15 0.19 0.21 0.2
5、4 0.26 3.15 4.00 0.21 0.23 0.26 0.27 4.00 5.00 0.24 0.26 0.28 0.29 5.00 6.00 0.26 0.28 0.29 0.31 6.00 8.00 0.29 0.30 0.31 0.35 8.00 10.0 0.32 0.33 0.34 0.40 10.0 12.5 0.35 0.36 0.37 0.45 12.5 14.0 0.38 0.39 0.40 0.50 1 20 mm . 40 mm . 2 . 3 . a 1 600 mm . b 2 000 mm . 7 KS D 3500 7.( ) . 8 8.1 8.1.1
6、 (ladle) , 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 KS D 3501:2008 4 8.2 8.2.1 KS D 0001 5.( ) . A , . a) 1) (切板 ) , 1 , 1 . 1 50 t 2 . 2) ( .) 2 1 , 1 . 1 50 t 2 . b) 1/4 , . 1/4 . 8.2.2 . a) KS B 0801 5 . b) KS B 0802 . 8.2.3
7、. a) KS B 0804 5. . b) KS B 0804 . 9 9.1 . a) KS D 0001 . b) 4. . c) 5. . d) , 6. . e) 7. . 9.2 KS D 0001 5.4( ) . KS D 3501:2008 5 10 . . a) b) c) d) e) 11 KS D 0001 9.( ) . KS D 3501:2008 6 A ( ) 1999 3 ISO 3573, Hot-rolled carbon steel sheet of commercial and drawing qualities . A.1 A.1.1 . . . 1
8、 3 mm (sheet) . 3 mm (sheet plate) . 2 . A.1.2 (HR1) , , 0.8 mm 12.5 mm , 600 mm . A.1.3 (HR2, HR3, HR4) , 0.8 mm 12.5 mm , 600 mm . . A.2 . . HR2： HR3： HR4： A.1.4 600 mm , . A.2 . . ( ) . ISO 6892： 1998 Metallic materials Tensile testing at ambient temperature A.3 KS D 3501:2008 7 . A.3.1 (hot-roll
9、ed steel sheet) . . A.3.2 (hot-rolled descaled steel sheet) . A.3.3 (skin pass) A.3.4 (edges) A.3.4.1 A.3.4.2 . . A.3.4.1 (mill edge) , , . A.3.4.2 (sheared edge) (shearing) (slitting or trimming) (burr) . A.3.5 A.4 A.4.1 , . A.4.2 , . KS D 3501:2008 8 . . A.4.3 . a) , (Lders line) b) c) A.4.4 , . ,
10、 . . , . A.5 A.5.1 . . A.5.2 ( ) A.1 . A.1 ( ) ： % C Mn P S HR1 0.12 0.60 0.045 0.045 HR2 0.10 0.45 0.035 0.035 HR3 0.08 0.40 0.030 0.030 HR4 0.08 0.35 0.025 0.025 A.5.3 A.5.3.1 C, Mn, P S . . A.5.3.2 KS D 3501:2008 9 . . . . A.5.4 . . A.5.5 . (HR1, HR2, HR3, HR4) . , , ( .) , A.2 . A.5.6 A.5.5 , A.
11、2 . A.8 . ( ) , . HR4 . A.2 aAc,d% e 20 . 3 4 mm , . )65.50SKS D 3501:2008 17 KS D 3501:2008 , . I . JIS . II “ .” . 135513 7017 (02)60094114 (02)600948878 http:/ KS D 3501:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Hot-rolled mild steel plates, sheets and strip ICS 77.140.50 Korean Agency for Technology and Standards http:/www.kats.go.kr
