1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 6952 KS B 6952： 2007(2012 ) 2007 10 25 http:/www.kats.go.krKS B 6952： 2007 ： ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2002 12 31 ：2007 10 25 ：2012 12 31 ： 20120859 ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B 6952： 2007 (2012 )
2、Hot rolled products of non alloy structural steels Technical delivery conditions EN 10025 . ECISS/TC 10 , NNI . ECISS/TC 10 EN 10025： 1990 A1： 1993 . 1 2, 3( ) , 5, 6( ) . , , . . (EURONORM 30) (EN 10113 1 3) (atmospheric) (EN 10155) (quench) (temper) , (plate) (flat)(prEN 10137 1 3) (flats), / , (s
3、trip)(prEN 10149) (造船 ) (EURONORM 156) (EN 10210 1) 2 . . EN 10020, EN 10021, (iron) EN 10027 1, 1： , EN 10027 2, 2： EN 10079, KS B 6952： 2007 2 EN 10163, (plates), 1： 2： 3： (sections) EN 10164, EN 10204, prEN 10052, EURONORM 162： 1981, EURONORM 168： 1986, ECSC IC 2： 1983, ECISS IC 10, 3 EN 10025 .
4、3.1 EN 10020 . 3.2 EN 10052 . 3.3 , EN 10079 . 3.4 (normalizing rolling) . N . “ (controlled rolling)” . . 4 4.1 . a) b) c) (5.1) d) ( 2 5) e) (8.1.2) KS B 6952： 2007 3 f) JR steel E295, E335, E360 ( 8.3.1) a), b), c), d) . 5 , , 5.1 EURONORMS ( 2.2). 5.2 7.85 kg/dm3 . 6 6.1 , S185, S235, S275, S355
5、, E295, E335, E360 ( 5) . S235 S275 JR, J0, J2 . S355 JR, J0, J2, K2 . J2 S235 S275 2 , J2G3 J2G4 . J2 K2 S355 2 , J2G3 J2G4, K2G3 K2G4 (7.2). (7.5.1). , JR S235, S275, S355 S185, E295, E335, E360 . J0, J2G3, J2G4, K2G3, K2G4 . 7 7.1 7.1.1 . , . S185 . J0, J2G3, J2G4, K2G3, K2G4 . 7.1.2 2 . S235JR .
6、 7.1.3 . KS B 6952： 2007 4 FU (rimming steel) FN . FF ( 0.020 % ). . 7.2 (delivery conditions) 7.2.1 N (8.1.2 ), , . 7.2.2 7.2.2.1 , S185, E295, E335, E360 JR J0 S235, S275, S355 . 7.2.2.2 J2G3 K2G3 3.4 , . 7.2.2.3 J2G4 K2G4 . 7.2.3 7.2.3.1 , JR, J0, J2G3 S235, S275, S355 S185, E295, E335, E360 . 7.
7、2.3.2 J2G4 K2G4 . 7.2.4 1 . KS B 6952： 2007 5 1 S185 a,ca,cS235JR, S235JO S275JR, S275JO S355JR, S355JO ca,cS235J2G3 S275J2G3 S355J2G3, S355K2G3 N a,cS235J2G4 S275J2G4 S355J2G4, S355K2G4 b bE295, E335, E360 cca . b . cN . 7.3 7.3.1 (ladle analysis) 2 . 3 . KS B 6952： 2007 6 2 a mm , (%)According EN
8、10027 1 and ECISS IC 10 According EN 10027 2 d16 1640 40eMn % max.Si % max.P % max. S % max. Nb,c% max.S185f1.003 5 opt BS S235JRfS235JRG1fS235JRG2 S235J0 S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6 1.011 7 opt FU FN FN FF FF BS BS BS QS QS QS 0.170.170.170.170.170.170.200.200.170.170.
9、170.17 0.200.170.170.171.401.401.401.401.401.40 0.045 0.045 0.045 0.040 0.035 0.035 0.045 0.045 0.045 0.040 0.035 0.035 0.0090.0070.0090.009 S275JR S275J0 S275J2G3 S275J2G4 1.004 4 1.014 3 1.014 4 1.014 5 FN FN FF FF BS QS QS QS 0.210.180.180.180.210.180.180.180.220.18g0.18g0.18g1.501.501.501.50 0.0
10、45 0.040 0.035 0.035 0.045 0.040 0.035 0.035 0.0090.009 S355JR S355J0hS355J2G3hS355J2G4hS355K2G3hS355K2G4h1.004 5 1.055 3 1.057 0 1.057 7 1.059 5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS 0.240.200.200.200.200.200.240.20i0.20i0.20i0.20i0.20i0.240.220.220.220.220.221.601.601.601.601.601.600.550.550
11、.550.550.550.550.045 0.040 0.035 0.035 0.035 0.035 0.045 0.040 0.035 0.035 0.035 0.035 0.0090.009 E295 1.005 0 FN BS 0.045 0.045 0.009E335 1.006 0 FN BS 0.045 0.045 0.009E360 1.007 0 FN BS 0.045 0.045 0.009a 7.3 b 0.005 ; N 0.012 % . c 0.020 , . . dBS , QS e 100 mm . 25 f 25 mm . g 150 mm , 0.20 % h
12、7.3.3.2 7.3.3.3 i 30 mm (7.5.3.2 ) 0.22 % KS B 6952： 2007 7 3 2 a mm , (%) According EN 10027 1 and ECISS IC 10 According EN 10027 2 d16 1640 40eMn % max.Si % max.P % max. S % max. Nb,c% max.S185f1.003 5 opt BS S235JRfS235JRG1fS235JRG2 S235J0 S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6
13、 1.011 7 opt FU FN FN FF FF BS BS BS QS QS QS 0.210.210.190.190.190.190.250.250.190.190.190.19 0.230.190.190.191.501.501.501.501.501.50 0.055 0.055 0.055 0.050 0.045 0.045 0.055 0.055 0.055 0.050 0.045 0.045 0.0110.0090.0110.011 S275JR S275J0 S275J2G3 S275J2G4 1.004 4 1.014 3 1.014 4 1.014 5 FN FN F
14、F FF BS QS QS QS 0.240.210.210.210.240.210.210.210.250.21g0.21g0.21g1.601.601.601.60 0.055 0.050 0.045 0.045 0.055 0.050 0.045 0.045 0.0110.011 S355JR S355J0hS355J2G3hS355J2G4hS355K2G3hS355K2G4h1.004 5 1.055 3 1.057 0 1.057 7 1.059 5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS 0.270.230.230.230.230.
15、230.270.23i0.23i0.23i0.23i0.23i0.270.240.240.240.240.241.701.701.701.701.701.700.600.600.600.600.600.600.055 0.050 0.045 0.045 0.045 0.045 0.055 0.050 0.045 0.045 0.045 0.045 0.0110.011 E295 1.005 0 FN BS 0.055 0.055 0.011E335 1.006 0 FN BS 0.055 0.055 0.011E360 1.007 0 FN BS 0.055 0.055 0.011a 7.3
16、bN P 0.001 % 0.005 . N 0.014 % . c Al 0.020 % N . 0.020 . . dBS , QS e 100 mm . f 25 mm g 150 mm ： 0.23 % h 7.3.3.2 7.3.3.3 i 30 mm (7.5.3.2 )： 0.24 % 7.3.2 S235JR, S235J0, S235J2G3, S235J2G4, S355J0, S355J2G3, S355J2G4, S355K2G3, S355K2G4 . 0.25 % 0.40 % 7.3.3 . KS B 6952： 2007 8 7.3.3.1 4 . . 15Cu
17、Ni5VMoCr6MnCCEV+= . 4 5 Maximum CEV for nominal product thickness in mm According EN 10027 1 and ECISS IC 10 According EN 10027 2 Sub-groupa40 40 150 150 250 S235JRbS235JRG1bS235JRG2 S235JO S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6 1.011 7 opt. FU FN FN FF FF BS BS BS QS QS QS 0.35 0
18、.35 0.35 0.35 0.35 0.35 0.38 0.38 0.38 0.38 0.40 0.40 0.40 0.40 S275JR S275JO S275J2G3 S275J2G4 1.004 4 1.014 3 1.014 4 1.014 5 FN FN FF FF BS QS QS QS 0.40 0.40 0.40 0.40 0.42 0.42 0.42 0.42 0.44 0.44 0.44 0.44 S355JR S355JO S355J2G3 S355J2G4 S355K2G3 S355K2G4 1.004 5 1.055 3 1.057 0 1.057 7 1.059
19、5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS 0.45 0.45 0.45 0.45 0.45 0.45 0.47 0.47 0.47 0.47 0.47 0.47 0.49 0.49 0.49 0.49 0.49 0.49 aBS ； QS b 25 mm . 7.3.3.2 S355J0, S355J2G3, S355J2G4, S355K2G3, S355K2G4 Cr, Cu, Mo, Nb, Ni, Ti, V ( ) 7.3.3.3 S355J0, S355J2G3, S355J2G4, S355K2G3, S355K2G4 0.02
20、% Nb 0.02 % Ti 0.03 % V 0.03 % Nb 0.04 % Ti 0.05 % V 0.18 % 0.20 % . 7.4 7.4.1 7.4.1.1 8. , 7.2 , 5 6 . KS B 6952： 2007 9 5 n/mm2a mm n/mm2a mm According EN 10027 1 and ECISS IC 10 According EN 10027 2 b16 16 40 4063 6380 80100 100150 150200 2002503 3 100 100 150 150250S185c1.003 5 opt. BS 185 175 3
21、10 540 290 510 S185cS235JRG1cS235JRG2 S235J0 S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6 1.011 7 opt. FU FN FN FF FF BS BS BS QS QS QS 235 235 235 235 235 235 225 225 225 225 225 225 215215215215215215215215215215215215195195195195185185185185175175175175360 510360 510360 510360 510360
22、 510360 510340 470 340 370 340 370 340 470 340 510 340 470 340 470 340 470 340 470 340 470 320 470320 470320 470320 470S275JR S275J0 S275J2G3 S275J2G4 1.004 4 1.014 3 1.014 4 1.014 5 FN FN FF FF BS QS QS QS 275 265 255245235225215205430 580410 560 400 540 380 540S355JR S355J0 S355J2G3 S355J2G4 S355K
23、2G3 S355K2G4 1.004 5 1.055 3 1.057 0 1.057 7 1.059 5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS 355 345 335325315295285275510 680490 630 470 630 450 630E295d1.005 0 FN BS 295 285 275 265 255 245 235 225 490 660 470 610 450 610 440 610E335d1.006 0 FN BS 335 325 315 305 295 275 265 255 590 770 570 71
24、0 550 710 540 710E360d1.007 0 FN BS 360 355 345 335 325 305 295 285 690 900 670 830 650 830 640 830a (1) . 600 mm , , (t) . bBS , QS c 25 mm . d , , . KS B 6952： 2007 10 5 ( ) %aLo 80mm mm Lo 80mm mm According EN 10027 1 and ECISS IC 10 According EN 10027 2 b 1 11.5 1.52 22.5 2.5 3340 40 63 63 100 1
25、00150 150250S185c1.003 5 opt. BS 1 t 108 119 1210131114121816 S235JRcS235JRG1cS235JRG2 S235J0 S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6 1.011 7 opt. FU FN FN FF FF BS BS BS QS QS QS 1 t 17151816191720182119262425 23 24 22 22222121S275JR S275J0 S275J2G3 S275J2G4 1.004 4 1.014 3 1.014
26、4 1.014 5 FN FN FF FF BS QS QS QS 1 t 14121513161417151816222021 19 20 18 181817171 14 15 16 17 18 22 21 20 18 17S355JR S355J0 S355J2G3 S355J2G4 S355K2G3 S355K2G4 1.004 5 1.055 3 1.057 0 1.057 7 1.059 5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS t 12 13 14 15 16 20 19 18 18 17E295d1.005 0 FN BS 1 t
27、 12101311141215131614201819 17 18 16 16151514E335d1.006 0 FN BS 1 t 8 6 9 7 108 119 1210161415 13 14 12 12111110E360d1.007 0 FN BS 1 t 4 3 5 4 6 5 7 6 8 7 111010 9 9 8 8 7 7 6 a (1) . , 600 mm (t) . bBS , QS c 25 mm d , , . KS B 6952： 2007 11 6 KVa (J) mm According EN 10027 1 and ECISS IC 10 Accordi
28、ng EN 10027 2 b 10c150 150c250 S185d1.003 5 opt. BS S235JRd,eS235JRG1d,eS235JRG2eS235JO S235J2G3 S235J2G4 1.003 7 1.003 6 1.003 8 1.011 4 1.011 6 1.011 7 opt. FU FN FN FF FF BS BS BS QS QS QS 20 20 20 0 20 20 27 27 27 27 27 27 23 23 23 23 S275JReS275JO S275J2G3 S275J2G4 1.004 4 1.014 3 1.014 4 1.014
29、 5 FN FN FF FF BS QS QS QS 20 0 20 20 27 27 27 27 23 23 23 23 S355JReS355JO S355J2G3 S355J2G4 S355K2G3 S355K2G4 1.004 5 1.055 3 1.057 0 1.057 7 1.059 5 1.059 6 FN FN FF FF FF FF BS QS QS QS QS QS 20 0 20 20 20 20 27 27 27 27 40 40 23 23 23 23 33 33 E295 1.005 0 FN BS E335 1.006 FN BS E360 1.007 0 FN BS a 1 . bBS ： QS c 100 mm . 26 d 25 mm . eJR . 9 7.4.1.2 , , 5 6 . (wire rod) , 5 6 . 580 (stress relief) (annealing) (deterioration) . . 7.4.1.3 , (nominal) . . 7.4.1.4 J2G3 K2G3 KS B 6952： 2007 12 . .
