KS D 3749-2008 Special alloys steel for chemical plant《化学设备用特殊合金》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 3749 KS D 3749:2008 2008 5 22 http:/www.kats.go.krKS D 3749:2008 ： ( ) ( ) KIST () () POSCO ( ) : (http:/www.standard.go.kr) ： ：1993 12 29 ：2008 5 22 20080231 ： ： ( 025097274) (http:/www.kats.go.kr). 10 5 , . KS D 3749:2008 Special alloys steel for chem

2、ical plant 1 , ( .) . 2 . . KS D 0001, KS D 1652, KS D 1655, X KS D 1659, KS D 1789, KS 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 1810, KS D 1811, KS D 1823, KS D 1876, 3 , 1 . KS D 3749:2008 2 1 SCM 721a SCM 722a SCM 725a STS 304 STS 316 STS 321 STS 3

3、47 STS 304 L UNS S 31254b UNS S 31803c STS 329 J2L STS 329 J1 STS XM 27 STS 310 S NCF 600 NCF 800 aDIN 17200 bASTM A 269 cASTM A 789 4 , 2 . 2 C Si Mn P S Ni Cr Mo SCM 721a0.220.29 0.150.4 0.50.8 0.35 0.35 0.91.2 0.150.3 SCM 722a0.30.37 0.150.4 0.50.8 0.35 0.35 0.91.2 0.150.3 SCM 725a0.380.45 0.150.

4、4 0.50.8 0.35 0.35 0.91.2 0.150.3 STS 304 0.08 1.0 2.0 0.045 0.03 8.010.5 18.020.0 STS 316 0.08 1.0 2.0 0.045 0.03 10.014.0 16.018.0 2.03.0 STS 321 0.08 1.0 2.0 0.045 0.03 9.013.0 17.019.0 STS 347 0.08 1.0 2.0 0.045 0.03 9.013.0 17.019.0 5C % Ti STS 304 L 0.03 1.0 2.0 0.045 0.03 9.013.0 18.020.0 UNS

5、 S 31254b0.02 0.08 1.0 0.03 0.01 17.518.5 19.520.5 6.06.5 0.5 1.0 Cu,0.18 0.22 NKS D 3749:2008 3 2 ( ) C Si Mn P S Ni Cr Mo UNS S 31803c0.03 1.0 2.0 0.03 0.02 4.56.5 21.023.0 2.53.5 0.08 0.2 NSTS 329 J2L 0.03 1.0 1.5 0.04 0.03 4.57.5 21.026.0 2.54.0 0.08 0.3 NSTS 329 J1 0.08 1.0 1.5 0.04 0.03 3.06.0

6、 23.028.0 1.03.0 STS XM 27 0.01 0.4 0.4 0.03 0.02 25.027.5 0.751.5 0.015 N NCF 600 0.15 0.5 1.0 0.03 0.015 72.0 14.017.0 0.5 Cu ,6 10 Fe NCF 800 0.1 1.0 1.5 0.03 0.015 30.035.0 19.023.0 0.75 Cu ,0.15 0.6 Al0.15 0.6 Ti 1 . , STS 304 L, STS329 J2L 0.035 % . , STS XM 27 0.015 % . 2 STS 329 J1 STS 329 J

7、2L 2 . 3 STS XM 27 0.5 % , 0.2 % 0.5 % . , . 4 NCF 600 NCF 800 . a DIN 17200 b ASTM A 269 c ASTM A 789 5 , , . 6 6.1 . a) KS D 0001 . b) . c) . , . KS D 1652, KS D 1655, KS D 1659, KS D 1789, KS 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 1810, KS D 1811

8、, KS D 1823, KS D 1876 7 . KS D 3749:2008 4 a) KS D 0001 . b) 4. . c) 5. . 8 . , . a) b) c) 9 KS D 0001 9.( ) . KS D 3749:2008 5 KS D 3749:2008 . 1 . a) KS A 0001( ) . 2 a) ( 3.) 1 , . b) ( 4.) STS 304, STS 316, STS 321, STS 347, STS 304 L P 0.04 % KS D 3698 KS D 3705 0.045 % , STS 304 Ni KS D 3698

9、KS D 3705 8.0 10.5 % , STS 347 Ti 5C % Ti KS D 3698 KS D 3705 . c) KS A 0001 , , . 135513 7017 (02)60094114 (02)600948878 http：/ KS D 3749:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Special alloys steel for chemical plant ICS 77.140.10 Korean Agency for Technology and Standards http:/www.kats.go.kr