1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 7104 , KS D 7104:2012 2012 3 29 http:/www.kats.go.krKS D 7104:2012 : ( ) ( ) () () () PFG ( ) : (http:/www.standard.go.kr) : :1989 7 5 :2012 3 29 2012-0133 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 7104:2012 i 1 1 2 1 3 2 4 4 4.1 4 4.2 .4
2、 4.3 5 4.4 .7 5 7 6 .7 7 7 7.1 7 7.2 8 7.3 9 8 9 9 9 10 9 11 9 KS D 7104:2012 , Flux cored wires for gas shielded and self-shielded metal arc welding of mild steel, high strength steel and low temperature service steel 1 , 490 N/mm2 , 540 N/mm2 590 N/mm2 , ( .) . 2 . . ( ) . KS B 0821, KS B 0952, ,
3、, , KS B ISO 6847, KS D 0064, KS D 1652, KS D 1654, X KS D 1655, X KS D 1658, KS D 1659, KS D 1673, KS D 1801, KS D 1802, KS D 1803, KS D 1804, KS D 1805, KS D 1806, KS D 1808, KS D 1809, KS D 1823, KS D 3503, KS D 3515, KS D 3541, KS M 1122, ( ) KS D 7104:2012 2 3 , , 1 2 . , 1 2 . 1 YFW-C430X YFW-
4、C500X YFW-C50DX YFW-C502X YFW-C50GX 490 N/mm2 YFW-C55DX 540 N/mm2 YFW-C60EX YFW-C60FX YFW-C602X YFW-C60GX (CO2) 590 N/mm2 YFW-A430X YFW-A500X YFW-A50DX YFW-A502X YFW-A50GX 490 N/mm2 YFW-A55DX 540 N/mm2 YFW-A60EX YFW-A60FX YFW-A602X YFW-A60GX - (Ar-CO2) 590 N/mm2 YFW-S430X YFW-S500X YFW-S50DX YFW-S50
5、2X YFW-S50GX ( ) 490 N/mm2 1 . Y FW - C 50 2 X KS D 7104:2012 3 1 ( ) 2 . C: , A:- , S: 3 . 43: 420 N/mm2, 50: 490 N/mm2, 55: 540 N/mm2, 60: 590 N/mm2 4 . 0: 0 (27 J), D: 0 (47 J), E:- 5 (27 J), F:- 5 (47 J), 2: (27 J), G: 5 (X) . R: , B: , M: , G: : (TiO2) : : , : R, B M 2 YFL C503X 30 YFL C504X 45
6、 YFL C506X (CO2) 60 YFL A503X 30 YFL A504X 45 YFL A506X - (Ar-CO2) 60 YFL S503X ( ) 30 1 . Y FL - A 50 6 X 2 . C: , A:- , S: 3 . 50: 490 N/mm2 4 . 3: -30 (27 J), 4: -45 (27 J), 6: -60 (27 J) 5 (X) . R: , B: , M: , G: KS D 7104:2012 4 4 4.1 , . 4.2 7.2 , 3 4 . 3 % C Si Mn P S Cu aNi Mo Al YFW-C430X 0
7、.20 0.90 1.50 0.030 0.040 0.50 YFW-C500X YFW-C50DX YFW-C502X 0.20 0.90 2.00 0.030 0.040 0.50 1.00 YFW-C50GX 0.030 0.040 YFW-C55DX 0.20 1.10 2.30 0.030 0.040 0.50 0.40 YFW-C60EX YFW-C60FX YFW-C602X 0.15 0.80 2.00 0.030 0.030 0.50 2.00 0.65 YFW-C60GX 0.030 0.040 YFW-A430X 0.20 0.90 1.50 0.030 0.040 0.
8、50 YFW-A500X YFW-A50DX YFW-A502X 0.20 0.90 2.00 0.030 0.040 0.50 1.00 YFW-A50GX 0.030 0.040 YFW-A55DX 0.20 1.10 2.30 0.030 0.040 0.50 0.40 YFW-A60EX YFW-A60FX YFW-A602X 0.15 0.80 2.00 0.030 0.030 0.50 2.00 0.65 YFW-A60GX 0.030 0.040 KS D 7104:2012 5 3 ( ) % C Si Mn P S Cu aNi Mo Al YFW-S430X 0.20 0.
9、50 1.20 0.030 0.040 2.00 2.00 YFW-S500X 0.30 YFW-S50DX YFW-S502X 0.20 0.50 1.50 0.030 0.040 2.00 2.00 YFW-S50GX 0.030 0.040 a . 4 % C Si Mn P S Cu aNi Al YFL-C503X 2.00 YFL-C504X YFL-C506X 0.15 0.80 2.00 0.030 0.030 0.50 3.00 YFL-A503X 2.00 YFL-A504X YFL-A506X 0.15 0.80 2.00 0.030 0.030 0.50 3.00 YF
10、L-S503X 0.20 0.50 1.50 0.030 0.030 2.00 2.00 a . 4.3 , , 7.2 , 5 6 . KS D 7104:2012 6 5 N/mm2 a N/mm2 % J YFW-C430X 420 340 22 0 27 YFW-C500X 27 YFW-C50DX 0 47 YFW-C502X 390 22 -20 27 YFW-C50GX 490 YFW-C55DX 540 430 22 0 47 YFW-C60EX 27 YFW-C60FX -5 47 YFW-C602X 490 19 -20 27 YFW-C60GX 590 YFW-A430X
11、 420 340 22 0 27 YFW-A500X 490 390 22 0 27 YFW-A50DX 47 YFW-A502X -20 27 YFW-A50GX YFW-A55DX 540 430 22 0 47 YFW-A60EX 27 YFW-A60FX -5 47 YFW-A602X 490 19 -20 27 YFW-A60GX 590 YFW-S430X 420 340 22 0 27 YFW-S500X 27 YFW-S50DX 0 47 YFW-S502X 390 22 -20 27 YFW-S50GX 490 a . KS D 7104:2012 7 6 J N/mm2 a
12、 N/mm2 % YFL-C503X 30 27 21 YFL-C504X 45 27 21 YFL-C506X 490 390 22 60 27 21 YFL-A503X 30 27 21 YFL-A504X 45 27 21 YFL-A506X 490 390 22 60 27 21 YFL-S503X 490 390 22 30 27 21 a . 4.4 YFW-X60XX 7.3 , 100 g 8 mL . 5 7 . 7 : mm 0.8, 0.9, 1.0, 1.2, 1.4, 1.6 2.0, 2.4 3.2, 4.0, 4.8 0.03 0.05 0.10 0.10 010
13、 0.20 6 KS B 0952 . 7 7.1 . a) . b) KS B ISO 6847 . c) a) 7.2 . d) . KS D 1652, KS D 1654, KS D 1655, KS D 1658, KS D 1659, KS D 1673, KS D 1801, KS D 1802, KS D 7104:2012 8 KS D 1803, KS D 1804, KS D 1805, KS D 1806, KS D 1808, KS D 1809, KS D 1823 7.2 . a) i) KS B 0821 . a) . b) . c) ( ) 3 , 80 %
14、-20 % . Ar KS M 1122 . , , . d) 8 . , 8 2 , 3 mm . 8 . e) 20 mm . f) 4 8 , 1 2 , 2 2 3 . g) 9 . , . h) , (100 5) 24 . i) , . 8 KS D 3503 SS 400 YFW-X430X KS D 3515 SM400A C YFW-X50XX KS D 3515 SM490A C KS D 3503 SS400 KS D 3515 SM400A C YFW-X55XX KS D 3515 SM520B C KS D 3503 SS400 SS490, KS D 3515 S
15、M400A C SM490A C, KS D 3861 SN400A C SN490B C YFW-X60XX KS D 3515 SM570 KS D 3503 SS400, KS D 3515 SM400A C SM490AC YFL-X50XX KS D 3541 SLAI325A, B SLAI360 KS D 3503 SS400, KS D 3515 SM400A C SM490A C KS D 7104:2012 9 9 YFW-X430X YFW-X50XX YFW-X55XX (15015) YFW-X60XX (10010) (15015) YFL-X50XX (10010
16、) (10010) 7.3 KS D 0064 . 8 . a) , 4. 6. . b) , , 1 , . 9 . 10 , . YFW - C502R - 1.2 - 20 11 . a) 1) 2) 3) ( ) 4) 5) b) 1) 2) 3) KS D 7104:2012 10 4) ( ) 5) 6) 7) c) . d) , 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D 7104:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Flux cored wires for gas shielded and self-shielded metal arc welding of mild steel, high strength steel andlow temperature service steel ICS 25.160.20; 77.140.70