1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 4123 KS D 4123: 2008 2008 5 6 http:/www.kats.go.krKS D 4123:2008 : ( ) ( ) () () () () KIST ( ) : (http:/www.standard.go.kr) : : 1983 11 24 : 2008 5 6 2008-0212 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 4123:2008 Alloy steel forgings for
2、pressure vessels 1 ( , ) ( .) . 2 1 . . 3 1 . 1 SFVA F 1 SFVQ 1A SFVA F 2 SFVQ 1B SFVA F 12 SFVQ 2A SFVA F 11A SFVQ 2B SFVA F 11B SFVQ 3 SFVA F 22A SFVA F 22B SFVA F 21A SFVA F 21B SFVA F 5A SFVA F 5B SFVA F 5C SFVA F 5D SFVA F 9 4 10.2 . a) 2.1 2.2 . b) KS D 0228 . KS D 4123:2008 2 2.1 ( ) : % C Si
3、 Mn P S Cr Mo SFVA F 1 0.30 0.35 0.60 0.90 0.030 0.030 0.45 0.65SFVA F 2 0.20 0.60 0.30 0.80 0.030 0.030 0.50 0.80 0.45 0.65SFVA F 12 0.20 0.60 0.30 0.80 0.030 0.030 0.80 1.25 0.45 0.65SFVA F 11A SFVA F 11B 0.20 0.50 1.00 0.30 0.80 0.030 0.030 1.00 1.50 0.45 0.65SFVA F 22A SFVA F 22B 0.15 0.50 0.30
4、0.60 0.030 0.030 2.00 2.50 0.90 1.10SFVA F 21A SFVA F 21B 0.15 0.50 0.30 0.60 0.030 0.030 2.65 3.35 0.80 1.00SFVA F 5A SFVA F 5B 0.15 0.50 0.30 0.60 0.030 0.030 4.00 6.00 0.45 0.65SFVA F 5C SFVA F 5D 0.25 0.50 0.30 0.60 0.030 0.030 4.00 6.00 0.45 0.65SFVA F 9 0.15 0.50 1.00 0.30 0.60 0.030 0.030 8.0
5、0 10.0 0.90 1.10 2.2 ( ) : % C Si Mn P S Ni Cr Mo V SFVQ 1A SFVQ 1B 0.25 0.40 1.201.50 0.030 0.030 0.401.00 0.25 0.450.60 0.05 SFVQ 2A SFVQ 2B 0.27 0.40 0.501.00 0.030 0.030 0.501.00 0.250.45 0.550.70 0.05 SFVQ 3 0.23 0.40 0.200.40 0.020 0.020 2.753.90 1.502.00 0.400.60 0.03 SFVQ 3 P 0.025 % , S 0.0
6、25 % . 5 10.3 , , , 3 . KS D 4123:2008 3 3 J % 3 N/mm2 N/mm214A % U SFVA F 1 275 480 660 18 35 SFVA F 2 275 480 660 18 35 SFVA F 12 275 480 660 18 35 SFVA F 11A 275 480 660 18 35 SFVA F 11B 315 520 690 18 35 SFVA F 22A 205 410 590 18 40 SFVA F 22B 315 520 690 18 35 SFVA F 21A 205 410 590 18 40 SFVA
7、F 21A 315 520 590 18 35 SFVA F 5A 245 410 590 18 40 SFVA F 5B 275 480 660 18 35 SFVA F 5C 345 550 730 18 35 SFVA F 5D 450 620 780 18 35 SFVA F 9 380 590 760 18 40 SFVQ 1A 345 550 730 16 38 0 40 34 SFVQ 1B 450 620 790 14 35 20 47 40 SFVQ 2A 345 550 730 16 38 0 40 34 SFVQ 2B 450 620 790 14 35 20 47 40
8、 SFVQ 3 490 620 790 18 48 30 47 40 6 , 10.4 , , . 7 10.5 , , . 8 , 10.6 , . , . 9 9.1 KS D 0028 3. . , KS D 4123:2008 4 . 9.2 . a) . . b) . , , . 4 25 mm 30 . c) , 10.3 . , , , , . d) . 4 25 mm 30 . , . c) , . 4 () () SFVA F 1 590 SFVQ 1A 650 SFVA F 2 590 SFVQ 1B 620 SFVA F 12 590 SFVQ 2A 650 SFVA F
9、 11A 620 SFVQ 2B 620 SFVA F 11B 620 SFVQ 3 610 SFVA F 22A 675 SFVA F 22B 590 SFVA F 21A 675 SFVA F 21B 590 SFVA F 5A 675 SFVA F 5B 675 SFVA F 5C 590 SFVA F 5D 590 SFVA F 9 675 SFVQ 1A SFVQ 2B (PWHT) 620 635 . 9.3 KS D 0028 3.4 . KS D 4123:2008 5 10 10.1 . , , . 10.2 10.2.1 KS D 0028 4.1 . 10.2.2 . K
10、S D 1802, KS D 1803, KS D 1804, KS D 1805, KS D 1806, KS D 1807, KS D 1808, KS D 1809, KS D 1817, KS D 1652, KS D 1655, KS D 1659 10.3 10.3.1 KS D 0028 4.2.2,(1.1) . 10.3.2 KS D 0028 4.2.2,(1.2) . 10.3.3 KS D 0028 4.2.2,(1.3) . 10.3.4 KS D 0028 4.2.2,(1.4) . 10.4 KS D 0028 4.5 . 10.5 KS D 0028 4.3 .
11、 10.6 . KS D 0274 . KS D 4123:2008 6 11 11.1 KS D 0028 5.1 . 11.2 9.3 , KS D 0028 5.2 . 12 12.1 . a) KS D 0028 6. . b) 4. . c) 5. . d) 6. . e) 7. . f) 8. . 12.2 12.1 . , , , . 1), 2), 3), 4), 5), 6), 7), 13 KS D 0028 7. . 14 KS D 0028 8. . 1) KS B 0805 KS B 0807 . 2) KS B 0809 U , KS B 0810 . 3) KS
12、D 0213 . 4) KS B 0816 . 5) KS D 0210 . 6) KS D 0205 . 7) KS D 0204 KS D 4123:2008 7 1 KS B 0801, KS B 0802, KS B 0805, KS B 0807, KS B 0809, KS B 0810, KS B 0816, KS D 0028, KS D 0204, KS D 0205, ( ) KS D 0210, KS D 0213, KS D 0228, KS D 0274, KS D 1652, KS D 1655, X KS D 1659, KS D 1802, KS D 1803,
13、 KS D 1804, KS D 1805, KS D 1806, KS D 1807, KS D 1808, KS D 1809, KS D 1817, ISO 2604 1, Steel products for pressure purposes Quality requirements Part 1: Forgings KS D 4123:2008 8 KS D 4123 : 2008 . . a) KS A 0001 . b) KS B 0801( ), KS B 0802( ) . c) , , KS D 4124( ) . d) 3 U . e) . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D 4123:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Alloy steel forgings for pressure vessels ICS 77.140.20
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